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Huge Cock
Stories that feature guys whose cocks are larger than average. These stories may also feature Cock Growth. See also Hyper Cock, for when they get large enough to measure in feet rather than inches.
Related: Always Hard; Cock Growth; Cock Pumping; Cock Shrinking; Cock Theft; Cock to Human; Cock Vore; Cockless; Footcock; Huge Balls; Human to Cock; Hyper Cock; Mouthcock; Nipcocks; Nosecock; Self-suck.
Child of: Cock and Balls.
Top Stories: “Justin (the bigger the better)”; “Max’s wish”; “Above average”; “Medicine show”; “Spice”; “Jason’s big problem”; “All good things”; “Puberty is a bitch”; “Brother-in-law”; “Mind and body”.
Recently Updated: “Size matters: A cautionary tale”; “Glitch”; “Hulkster and Hoppy”; “C is for…”; “Dick note”; “What a dear deer boy”; “Be careful what you wish for”; “To wish for cock”; “Spice up your life”; “Interview with the King of Dust”; “Jock bros”; “Beefcake”; “Quarantine weight”; “Reality Pack”; “One hot summer”; “Creating awareness”; “Abyssus Abbey 2”; “An unexpected inflation”; “DeadGuy”; “The formula”; “The Body Builder”; “Click bate”; “Finding Owen”; “The pinball machine”; “Joined”; “Make the fur fly”; “What’s it like”; “Threefer”; “My first Pokemon”; “Happy little accidents”; “Basso profundo”; “Tubecock”; “Hic sunt dracones”; “Honey and cum”; “Resolutions”; “The perils of fair trade 2”; “Workout”; “Software upgrades”; “Tit hype”.
948 stories found.
- A.I. by Corwin AI Andr Cock Mind MGrow Worship Musc Bond Tim’s homemade A.I. software decides to help him get huge. Added Dec 2013 11 parts 30,556 words 39,792 views 4.8 stars (24 votes)
- Aaron by Josh Dugan Cock No, it's not a microphone. Added Mar 2003 708 words 18,480 views 3.8 stars (5 votes)
- Aaron’s adventures by phallicphan Cock XCock When you possess two huge dicks, how can you avoid using them? Told through a number of mostly standalone tales. Added Jan 2018 4 parts 10,929 words 10,109 views 4.2 stars (6 votes)
- About that boy by Richard Jasper Cock Musc Coach Harper gets an earful from Mrs. Johnson about her son Billy's really big classmate, Roger Fernbeck. Added Jan 2020 Updated Feb 2020 655 words 6,078 views 3.1 stars (7 votes)
- Above average by Ziel Ass CGrow Cock HyCock Cum HMusc MGrow Musc Retcon Alan starts out as just your average college boy. Then a strange, magical artifact comes into his life, and he starts becoming bigger… almost remembering the ways things were, when his muscles and cock weren’t, with each orgasm, more and more above average. As the effects spread, Alan knows he must understand what’s happing to him and his friends—and also that he must be the biggest, most muscular, most hypercocked stud of all. Added Apr 2013 Updated Dec 2018 28 parts 130,435 words 208,901 views 4.5 stars (84 votes)
- Abyssus Abbey 2 by Pen Darke Fur Demons Horror Cock HyCock Incub Musc Supn Series To protect himself from the devils who want to attack and change him, Tuco must enter the Abyss—little knowing what he will find there. Added Feb 2021 3 parts 23,528 words 2,658 views 5.0 stars (6 votes)
- Acclimating by Dream Big CGrow Demons Fant Cock Musc PSD Shift Tf Dealing with finding yourself unwillingly summoned into a fantasy-themed world as a fearsome, horned, and hung demon is, it turns out, mostly a matter of adjusting yourself to your new situation. Added Mar 2020 Updated Nov 2020 34 parts 33,174 words 11,073 views 4.9 stars (19 votes)
- The acolytes by Richard Jasper CGrow Hair Taller Cock HyCock HMusc Strong MGrow Musc Grow It all started with an arm-wrestling contest. Blond surfer god Mike Schnelling, 5’10”, 175 lbs., wanted to take me on. Which was fine but I had 50 lbs. on him, all muscle. We never could have imagined how it would all turn out! Added Aug 2020 7 parts 8,050 words 6,329 views 3.7 stars (11 votes)
- Acting out by Cris Kane CGrow Cock MGrow Musc A straight actor preparing to audition for a gay role receives help getting into character from his gay friend and a couple of magic rings, but their mind-altering effects lead to unexpected outcomes for Quinn and Damon alike. Added Aug 2014 3 parts 24,612 words 25,353 views 4.5 stars (16 votes)
- Ad man by FanTCMan CGrow Hair Cock HyCock Cum Infect MGrow Musc Nonc 2Gay Powerful ad exec Tucker needs the help of one of his reps, an amateur bodybuilder named Larry, to break into the sports and fitness market. Larry takes the initiative and offers to help a potential client test their new supplement, and the results aren't what Tucker or Larry expect. Added Dec 2003 8,642 words 60,780 views 5.0 stars (26 votes)
- Adam’s first growth spurt by MDS Bro Giant Cock MGrow Musc Grow Adam comes home from a day of being bullied at school to find he definitely won't have to worry about anything like that after today. Added Nov 2016 2,350 words 34,753 views 4.2 stars (12 votes)
- Addiction by Hatman Cock MGrow PSD Added May 2010 1,916 words 22,114 views 3.8 stars (6 votes)
- Administrator by FanTCMan CGrow Dumb Cock MGrow Musc Added Apr 2003 1,784 words 21,529 views 4.1 stars (7 votes)
- Adventures of a selfsucker by willy8 Bi CGrow Het Cock Self Silas loves going down on his own big cock, and while the intense experience of autofellatio doesn’t help him with his girlfriend it does bring him closer to his handsome roommate Ben. Added Jul 2015 Updated Jul 2017 16 parts 42,450 words 32,423 views 4.2 stars (18 votes)
- The adventures of Rex by Richard Jasper CGrow Demons Fant Cock MGrow Musc Ogres Race Grow Tf Series MLB Player Rex Chastain is dragooned into the service of a wizard but a magical transformation goes somewhat awry. Added Feb 2020 7 parts 3,916 words 4,846 views
- Afternoon swim by Viva Wales CGrow FootGr Taller Cock HyCock Grow Added May 2002 1,544 words 32,419 views 3.5 stars (6 votes)
- Against protocol by BRK CGrow Dig Cock Cum XArm XLimb MGrow The mods they give to MetaMorph’s in-house scientists to beta-test are supposed to wear off after two weeks, but Jackson’s mods are inexplicably persistent… and they’re starting to pile up. Added Nov 2019 2,415 words 4,505 views 4.7 stars (6 votes)
- Airport muscle by Richard Jasper CGrow Cock MGrow Musc Shift Tf When you have a really long layover, having a sleeping cube comes in handy! Added Jan 2020 Updated Feb 2020 5 parts 5,889 words 6,020 views
- Alaska by Richard Jasper Cock Musc Hunky he-man Bernard runs across sun-worshiping Chad au naturel while exploring the wilds of southeast Alaska. Added Feb 2020 1,660 words 1,891 views
- Alex by Jcry123 Cock MGrow Musc A young guy decides to try out a gift from a random stranger that might making him bigger. Added Nov 2011 1,545 words 30,144 views 4.3 stars (6 votes)
- Alex in Wonderland by Anarchy A CGrow Balls Cock HyCock Cum HMusc MGrow Musc Shr Grow Alex follows mysterious man into a forest, and quickly finds himself in a strange new world, deep below the ground. Added Jan 2016 Updated Apr 2017 3 parts 6,184 words 36,158 views 4.4 stars (39 votes)
- Alien implants (revised) by WordShop CGrow Hair Cock MGrow Musc Symb Three twenty-year-old military brats have a close encounter that leaves behind unexpected surprises for them all. How do three young guys deal with something that they cannot even begin to explain or understand? Not to mention the very strange dreams… Added Nov 2017 2 parts 3,079 words 16,762 views 3.5 stars (13 votes)
- Alien tormentors by James Fourlegs Alien Cock XArm XCock XLeg XLimb MGrow Musc Rep Unseen aliens juice the daylights out of their captives. Added Dec 2004 1,004 words 18,273 views 4.2 stars (5 votes)
- All good things by Anon Amon Bro CGrow CumInf Balls Cock HyCock Cum Immob Infect MGrow Musc NipCum 2Gay Twins After the discovery of an ancient artifact, life is changed forever for a group of college students who have bigger things to worry about than getting ready to start classes. Added Feb 2017 Updated Oct 2020 104 parts 119,339 words 150,907 views 4.5 stars (119 votes)
- All Hallows’ revelry by Element53 CGrow Taller Hallow Cock MGrow Musc PSD Grow Supn Jake is invited to a Halloween bonfire by a hunky stranger, and he quickly learns how much fun a little revelry can be. Added Oct 2020 5,277 words 3,216 views
- All kinds of jobs by Musiker Fur Cock 2Anim HyTongue Musc Slave 2Gay Series Dale was straight before his transformation, but his transformation included becoming pansexual. It's time, with Max's help, for Dale to be introduced to gay sex. Added Dec 2019 6,182 words 3,992 views
- All your wildest dreams by FloralSpaded CGrow Cock Infect MGrow Musc When Walker has his hot friend Joe over for the night, things get out of hand and all of Walker’s wildest dreams come true. Added Jun 2018 2 parts 1,496 words 12,068 views 3.1 stars (19 votes)
- Alpha by CharitysSongbird Fur CGrow Dom Taller Balls Cock HyCock MGrow Musc Self Grow Tf Were Used to being smaller than his office mates, especially his crush Tavy, Ritzy is stunned when he suddenly starts getting bigger and furrier, even as the impulse to dominate seeps into his personality. Added Aug 2018 14,259 words 27,062 views 4.7 stars (9 votes)
- Alpha Coach and Mike by Eric Aaldersen Virgin Balls Cock Musc Supn Series Alpha Mike remembers the alpha who made him—his super-hot high school hockey coach! Added Apr 2020 7,300 words 3,680 views 5.0 stars (10 votes)
- Alpha Dave and Alpha Luke reunite by Eric Aaldersen Cock Musc Supn Series After their epic camping encounter this summer, Luke and Dave reunite and Dave tells Luke what it really means to be an alpha. Added Feb 2020 6,565 words 2,940 views 5.0 stars (7 votes)
- Alpha Dave returns home by Eric Aaldersen Cock Musc Supn Series Alpha Dave returns home and remembers the alpha who made him. Added Feb 2020 7,790 words 2,979 views 5.0 stars (12 votes)
- Alpha House by NBCK99 CGrow Cock Pher MGrow Musc A collection of young guys take part in a reality series where the action includes everyone spinning a wheel and getting random body changes. Added Mar 2015 Updated May 2015 3 parts 11,941 words 48,731 views 4.7 stars (79 votes)
- Alpha Jamie and Alpha Jordan spread their seed by Eric Aaldersen Virgin Balls Cock Musc Supn Series Not even aware of their new status as alphas, Jamie and Jordan have loads of fun with their teammates. Added Apr 2020 5,341 words 3,516 views 4.9 stars (10 votes)
- Alpha Luke and the wrestling team by Eric Aaldersen CGrow Grad Balls Cock Cum Pher Strong MGrow Musc Supn Series Luke finds another beta mate on his wrestling team and his sexual energy infects the whole team during a special match! Added Aug 2020 6,920 words 4,263 views 5.0 stars (9 votes)
- Alpha Luke goes camping by Eric Aaldersen Cock Musc Supn Series Budding Alpha Luke takes his twink buddies into the woods for a weekend of exploration. Added Jan 2020 12,421 words 4,919 views 5.0 stars (14 votes)
- Alpha Luke grows his circle by Eric Aaldersen Bro Balls Cock MGrow Musc Supn Series Now fully aware of his alphahood, Luke breeds some more betas hoping to make Brian an alpha like him. Luke and Mike finally bond as they were meant to. Added Mar 2020 8,980 words 5,261 views 5.0 stars (10 votes)
- Alpha Luke passes on the lore by Eric Aaldersen CGrow Grad Balls Cock MGrow Musc Supn Series Luke and Brian’s story finally reaches its climax and afterwards things get positively mystical. Added May 2020 4,887 words 2,753 views 5.0 stars (7 votes)
- Alpha Luke releases the beast by Eric Aaldersen Virgin Cock Cum Pher Strong Musc Supn Series Luke thinks back to his first sexual encounter with a beta—in the back of a school bus! Added May 2020 4,905 words 2,794 views 4.7 stars (10 votes)
- Alpha Luke saves the party by Eric Aaldersen Bi Cock Musc Supn Series Luke’s homecoming party escapades include romps in a change room, a hot tub, a friend’s bedroom, and a sauna! Added Feb 2020 8,757 words 3,230 views 5.0 stars (10 votes)
- Alpha Mike and his alpha bro by Eric Aaldersen Bro CGrow Grad Balls Cock MGrow Musc Supn Series Meet Alpha Mike, Luke’s older brother, on the day that he discovers that his little bro is an alpha, too! Added Mar 2020 5,437 words 5,475 views 4.6 stars (19 votes)
- Alpha Mike finds a beta by Eric Aaldersen Balls Cock Cum Pher Musc Supn Series Inspired by Luke’s recent conquests, older brother Mike goes on the hunt to find a beta of his own to breed into alphahood and gets more than he bargained for. Added Jun 2020 7,244 words 3,193 views 4.7 stars (7 votes)
- The Alpha by Ziel Fur Hair Cock 2Anim MGrow Musc Nonc Tf Harrison’s chance encounter with the creature that has been stalking the campus changes him in ways he’d never thought possible. Added Dec 2017 4,118 words 16,253 views
- Alt-world by BRK CGrow Cock HyCock XArm XLimb Musc PSD Rep Grow Twins The alternate reality was constructed so the guys fell within broad parameters. Except they were a little skewed toward the exceptional. And something in the software seemed to like outliers... Added Jul 2011 2 parts 5,265 words 24,804 views 4.8 stars (13 votes)
- Altered by Dream Big CGrow Hair Taller Cock 2Anim Pher MGrow Musc Nonc Bond Grow Chris wakes up in a strange laboratory, only to learn he’s one of a number of subjects in a mysterious program that involves alterations to the male human body. At least the guy they have looking after him seems sympathetic… and very, very sexy. Added Jan 2020 Updated Dec 2020 6 parts 10,616 words 15,860 views 4.9 stars (11 votes)
- American giants by Jonathan Banner CGrow FootGr Cock Johnny is introduced into a world of big men who are growing enormous cocks. Added Jan 2015 7 parts 26,948 words 39,936 views 4.7 stars (49 votes)
- Among the jocks by Peterbilt Cock Musc A group of young athletes enjoy each other’s beautiful, muscular bodies. Added Mar 2017 2 parts 3,060 words 10,176 views
- Among us by BRK Alien Amputation Cock 2Anim Mind Musc Were Nathan Yates is an ordinary boy who’s just graduated from high school and whose biggest concern in life in trying to figure out why the hottest guy in school is making passes at him. That is, until he’s thrown into a story he knows intimately from his favorite cult graphic novels, and becomes embroiled in a conflict that reaches across worlds and universes. Added May 2017 Updated Apr 2018 15 parts 52,459 words 18,121 views 4.3 stars (15 votes)
- Amplifications by Also Known As Cock MGrow Musc Grow Series Added Jan 2014 5 parts 22,602 words 19,222 views
- And then he came by Teen Hulk CGrow Virgin Cock Cum Infect MGrow Musc Self David's dream is interrupted … but only until his next visit to the gym. Added May 2002 2 parts 7,372 words 34,942 views 4.4 stars (7 votes)
- Andy finds Cockr gives and takes away by Clearlyhere CGrow CShr Dom Cock MusBr MGrow Musc Series Andy has mixed feelings about his experience with the Cockr App. He discusses it with his friend Bill. Bill comes up with a plan that is mutually beneficial. Added Oct 2017 Updated Jun 2019 5 parts 14,003 words 25,062 views 4.5 stars (27 votes)
- Anomalous Materials Research Facility 3‑DL by Mad Dog Fur Cent CGrow Demons Cock HyCock Mpreg XCock XHead XLimb Orcs Grow Tf Working with exotic materials on a distant research space station is all in a day’s work for Carter, a theoretical physicist and the sole mundane human in a crew of sexy (and sex-loving) creatures straight out of a very dirty fantasy novel. But when you work with stuff that scoffs at the laws of physics, normality can’t remain unbent forever. Added Sep 2019 Updated Mar 2020 6 parts 32,475 words 13,916 views 4.9 stars (21 votes)
- Another big morning by Thatbadwriter Bro CGrow Viol Dad Giant Balls Cock HyCock Cum MGrow Musc Grow It never fails. You’re sitting there on the living room floor with your cereal trying to watch some TV, when your dad comes down and decides Saturday morning is the perfect time to start growing and getting himself off. And then your horny brother comes home… Added Nov 2020 1,226 words 6,640 views
- Another nerd story by Sithspawn CGrow Taller Cock Strong MGrow Musc Nano Grow Ollie is your typical nerd who asks his neighbour for help dealing with the local bully. Tom offers some advice that leads to an encounter he'll never forget. Added Apr 2020 Updated May 2020 2 parts 9,072 words 8,152 views 4.6 stars (8 votes)
- The apartment by BRK CGrow Taller Cock MGrow Mental Retcon Sometimes what you need in a new apartment has more to do with what’s missing in your life. Added Apr 2020 3,385 words 5,968 views 4.6 stars (7 votes)
- An app for that by BRK CGrow Cock XArm XCock XHead XLimb Musc Rep Retcon That funny new phone app makes it look like you have two of whatever the camera is pointed at, but there's more to the algorithm than trick photography. Added Nov 2011 2,178 words 26,374 views 4.5 stars (11 votes)
- An app for the ages by Seth Peterson Fem CGrow Dumb Hair Taller Cock MusBr MGrow Musc Nonc An app that can change people on a whim? A totally ego-maniacal straight boy with a strong distaste toward his nerdy, unappreciative roommate? Well, things can only get more exciting from here, can’t they? Added Dec 2018 3,147 words 17,619 views
- Are you sure by Dream Big Bi CGrow VGL Taller Het Balls Cock Cum MGrow Musc Race Self Grow Suddenly awash with money, Bill takes the plunge and follows the stories of secretly augmented men and women to a remote lab where they promise to fix everything he doesn’t like about his body. Added Nov 2019 5 parts 6,234 words 7,980 views
- The Arsenal of Secrets by BRK CGrow Fant Taller Cock XAbs XArm XLimb MGrow Grow Tf Series Griffin, tired of being smaller than his farm-brute brothers, stumbles backwards into a way to make himself more like what he wants to be: big and strong enough to catch the eye of a beautiful, bashful, broad-shouldered apprentice blacksmith named Wass. Added Aug 2020 10 parts 25,798 words 3,946 views 5.0 stars (7 votes)
- At the cafeteria by BRK CGrow VGL Cock Immort Infect XCock MGrow Musc Sugg Jordan meets up with his friends at the cafeteria very late one night before midterms. They end up making a game of passing around Ethan’s ancient-recipe birthday liqueur and telling strange rumors about each other, with some unintended consequences. Added Jun 2015 3 parts 8,362 words 23,409 views 4.7 stars (39 votes)
- Attil|a|rt by LAComplex CGrow Viol Taller Giant Cock MGrow Musc Grow The 15-foot phenomenon Attila pays a visit to the world-famous Michelangelo’s David statue, having decided to offer to the world a new reference for manliness and virility. Added Mar 2019 7,032 words 6,740 views
- Augmentations by Also Known As CGrow VGL Cock Scent MGrow Worship Musc Grow Series Pursuing a fantasy, a successful man hires an erotic partner who’s been augmented, but the kinds of pleasures his new lover can share with him are far beyond anything he’d imagined. Added Jan 2014 18 parts 98,808 words 32,796 views 4.1 stars (9 votes)
- Awakening by BRK Cock XCock PSD Life doesn't make a lot of sense, what with the normality of people that shouldn’t be normal at all, but it all starts to make more sense when Steve encounters someone who’s different in a way he never expected. Added Oct 2003 2,659 words 14,354 views
- The awakening by muscl4life CGrow Fant Cock MGrow Musc Added Nov 2013 Updated Dec 2013 2 parts 10,343 words 15,249 views
- B.D.E. by Ziel Alien CGrow Balls Cock HyCock Cum Space While orbiting a nearby planet, the ship detects an unusual energy signature. Parker and Quill are sent down to investigate, but things take a turn for the smutty when Parker’s suit is compromised. Added Aug 2018 3,531 words 13,056 views 3.8 stars (5 votes)
- Bali encounter by LenZelig Bi Virgin Het Cock Musc Twins On a trip to Bali, a happily married couple, Pete and Lori, encounter a pair of irresistibly beautiful muscle twins named Wayan and Kadek, and then their family and friends… and things become deliciously complicated. Added Nov 2017 Updated Dec 2017 2 parts 29,433 words 8,761 views 5.0 stars (34 votes)
- Balls of steel by Ziel Balls Cock HyCock Cum Super There’s a new name for justice in the city, as a pair of ne’er-do-well criminals find out… the hard way. Added Mar 2018 2,392 words 10,764 views
- The band by BRK Cock HyCock XArm XLimb MGrow PSD Rep Grow Sugg Eager to improve his personal appearance for the sake of the band he’s fronting, Ryan finds a solution that involves dramatically changing how he looks. Now he just has to keep the weird parts of it secret from his friends and roommate. Added May 2002 2 parts 7,461 words 16,297 views 4.9 stars (12 votes)
- Bara juice by Smokey Digsby Fur CGrow Cock MGrow Musc Baxter, a limpy junkyard poodle, starts taking supplements to enhance his body. What he gets, however, is a unexpected change during a very important date with the guy of his dreams. Added Aug 2017 2,649 words 10,445 views
- Basement full of muscleboy gods by Krisiar Btaur CGrow 4Legs Cock XAbs XCock XLeg XLimb MGrow Musc NipCum Wrestler Oliver scores some pills that are supposed to bring on muscle growth, and decides to share them with his best buds after a match. Added May 2011 2,124 words 57,274 views 4.3 stars (12 votes)
- Basso profundo by BRK CGrow Hair Cock Mind MGrow Musc 2Gay Sugg Andrew hates how puberty had been a lot kinder to his studly, alpha male jock roommates. Even his voice is higher. All that changes with a belated puberty upgrade—especially the part about his voice. Added Jan 2021 2,030 words 4,772 views 4.6 stars (7 votes)
- Be careful what you download by Tereshky CGrow Cock HyCock MGrow Musc Nude SocMed Tim Ryan learns a lesson about using Instagram filters. Pick to the wrong one and it might change more than your pics. Added Dec 2019 3,438 words 10,170 views 4.5 stars (13 votes)
- Be careful what you wish for by Tereshky AgeDown CGrow Balls Cock Immob MGrow Musc Nonc 2Gay “I can give you anything you wish for. Just don’t blame me if you weren’t specific enough.” A mystical man shows up to people in despair to offer the desires of their hearts, but he has a tendency to give them more than they wanted. So if a man in a gray suit comes up to you offering to give you anything you want, be careful what you wish for. Added Feb 2020 Updated Mar 2021 8 parts 36,517 words 30,666 views 4.9 stars (13 votes)
- The bear’s cub by CurlyJin Virgin Cock HyCock Musc PSD A giant man calling himself Bear takes in a young man just entering a nearby college. Added Jul 2016 Updated Aug 2016 3 parts 11,777 words 18,396 views 3.9 stars (9 votes)
- Bear’s den by Pfefferooney Belly CGrow Hair Balls Cock HyCock Infect MGrow Musc NipCum Grow David is a small university student and he wants nothing more than to be, and be with, an enormous man. On a fateful day, he stumbles upon someone who can make his dream come true. Added Mar 2019 Updated May 2019 3 parts 9,022 words 19,062 views 4.9 stars (9 votes)
- Becoming a muscle god by Corwin CGrow Dom Giant Cock MGrow Musc Grow Mike discovers what it's like to become a muscle god, and how awesome it is to turn the tables on the coach who’d thought he’d get to dominate the newly-grown Muscle Mike. Added Apr 2018 3,083 words 19,748 views 4.6 stars (8 votes)
- Beefcake by Zero Ass CGrow VGL Taller Cock MGrow Musc Grow They say you are what you eat—especially true for magical foodstuffs with growth-inducing powers—and wimpy freshman Bradley is about to take a bite. Added Feb 2021 1,591 words 3,847 views
- The beefening by Benjamin Skipper CGrow Dom Hair Balls Cock MGrow Gut Musc Nonc PSD Grow Spencer's roommates have been growing into huge hulking beasts, focused on working out, having sex… and now, turning Spence into one of them! Added Feb 2018 2,274 words 33,111 views 4.5 stars (25 votes)
- Being big by BigBoy Cock MGrow Musc Added Jul 2002 953 words 54,173 views 2.3 stars (22 votes)
- Bending the straight boys by iciss Bro CGrow Virgin Cock MGrow Musc 2Gay Twins At first all those hot straight guys seemed like real jerks. And then they started getting hunkier, and hornier, and a lot more aware of each other. Added Jan 2008 2 parts 11,063 words 52,549 views 4.7 stars (32 votes)
- The Benefactor by Proteus Hard CGrow Taller Balls Cock Immob MGrow Gut Musc Nonc PSD Grow Supn The Benefactor bestows favor on those he deems worthy, whether they like it or not. Added Jan 2020 Updated Apr 2020 10 parts 10,252 words 16,872 views 4.6 stars (11 votes)
- Ben’s escapades by Kaelan Bro CGrow Grad Balls Cock HyCock Cum MGrow Musc NipCum Self Ben undergoes medical treatment to make his genitals unusually huge, but is he ready for the dramatic changes that it’ll bring to the rest of his life? Added Feb 2018 Updated Jun 2018 9 parts 33,606 words 41,074 views 4.7 stars (30 votes)
- Best birthday ever by TheSizeKing CGrow Balls Cock HyCock MGrow Self Zac is already above average. But when his birthday comes around, he gets everything he wishes for and then some. Added Feb 2020 5 parts 14,872 words 15,732 views 5.0 stars (28 votes)
- Best body modification ever by Oneleg Smith CGrow Cock BHole Rubber Tf Mike meets an unconventional surgeon who specializes in improving your body and making sex better in unexpected ways. Added Mar 2019 1,994 words 9,799 views 4.2 stars (5 votes)
- Best buds by Richard Jasper Hair Grad Cock MGrow Musc 2Gay John and James, one straight, one gay, are freshman roommates. They bond over bodybuilding… and succeed beyond their wildest imaginings. Added Feb 2020 9 parts 13,438 words 6,802 views
- The best instructions are those that are clearly stated by Ziel CGrow Balls Cock HyCock Cum Infect Marty talks his super smart friend into whipping him up a special potion that will help with his little problem. Added Jun 2016 5,194 words 15,244 views 5.0 stars (9 votes)
- Best laid plans by Slammdru CGrow Balls Cock HyCock Nonc Grow Everything goes wrong trying to enhance a subject into a vessel of sexual energy. Added May 2018 1,111 words 8,974 views 2.6 stars (13 votes)
- Bet you can’t have just one by Ziel CGrow Giant Balls Cock HyCock MGrow Musc Grow Vincent was given pretty clear instructions with the new growth supplement his pal invented: “Only take one pill.” Added May 2017 5,605 words 24,498 views 4.8 stars (8 votes)
- Beta Danny’s day at the park by Eric Aaldersen CGrow Grad Balls Cock Cum Pher Strong MGrow Musc Supn Series Danny asks Luke to do some roleplaying with him when they’re in public and it has super sexy consequences. Added Dec 2020 3,893 words 2,981 views 5.0 stars (8 votes)
- Beta Logan and his big brother by Eric Aaldersen Bro CGrow Grad Balls Cock Cum Pher Strong MGrow Musc Supn Series Logan has difficulty controlling himself as his older brother Brian becomes a bigger and bigger stud. Added Jun 2020 6,499 words 8,265 views 5.0 stars (12 votes)
- Beyond the gate by Ziel Giant Cock HyCock Grow A pair of pilgrims makes their way to the holy land and find out firsthand what lies beyond the gate. Added Jun 2018 4,378 words 6,075 views 4.2 stars (5 votes)
- Big all over by Richard Jasper Cock MGrow Musc What do you do when you’re blessed (cursed?) with a giant dick? Grow a giant body, of course! Added Feb 2020 3 parts 5,484 words 5,724 views
- Big cat by Growlboys Addict Fur CGrow Viol Cock Tf There’s a special substance on the market that’s driving people wild. In need of a fix after ten days without, Sam is told of a brothel where he get it. There he finds Doug, a werecat who’s not having a great life right now. Added Jul 2019 3,371 words 3,376 views
- Big Dick Energy by Ziel CGrow Balls Cock HyCock Cum Self Steven needs a serious pick-me-up if he is going to survive a day of classes on next to no sleep. Fortunately, there’s a store near campus that ought to carry just what he needs—an aptly named drink known as “Big Dick Energy”. Added Mar 2020 3,309 words 8,486 views 4.7 stars (9 votes)
- Big is better by XH4M Demons Virgin Cock Hypno MGrow Musc NipC Pete and Sam experience epic growth, unexpected adventures, and sweet romance. Added Oct 2003 32 parts 111,493 words 63,562 views 4.1 stars (13 votes)
- Big Jim: Rough going by Richard Jasper Cock MGrow Musc Images Inspired by the Mattel action figures of the 1970s! Strange things happen to Big Jim, Big Jack and Big Josh on their annual trip to Joshua Tree to catch the meteor shower. Added Feb 2020 5 parts 7,050 words 5,112 views
- Big project by muscl4life Cock MGrow Musc Grow Added Nov 2013 Updated Dec 2013 5,273 words 17,788 views
- A big year by Dancer CGrow Grad Cock Immob MGrow Musc PSD Grow Andy gets a big surprise when a fortune teller tells him he will have big gains this year. Added Mar 2018 4,317 words 16,274 views 4.3 stars (12 votes)
- Bigger issues by muscl4life Hard CGrow Cock HyCock XAbs MGrow Worship Musc Grow 2Gay Series Thanks to Kyle, Sean discovered his serum works better than he expected… And now his freaking muscular lover each time is more intoxicated with his newly found POWER, and can such difference of muscular capacity make the couple apart? Added Dec 2013 6 parts 46,984 words 112,902 views 3.7 stars (18 votes)
- Bigger issues: Ultimate growth by muscl4life CGrow Cock HyCock Infect MGrow Worship Musc Grow Series Added Nov 2013 Updated Dec 2013 6 parts 31,808 words 34,099 views 4.3 stars (6 votes)
- Biggest by Also Known As Hard Cock MGrow Musc Added Jan 2014 2 parts 9,229 words 19,689 views 4.5 stars (6 votes)
- Biggest man of them all by muscl4life Cock Strong MGrow Musc Added Nov 2013 Updated Dec 2013 7,696 words 19,866 views 4.7 stars (6 votes)
- Birthday bonus by john smith CGrow Cock In a world where magic is real, Jeremy's enchanted birthday gifts are put to immediate use. Added Jan 2006 4,359 words 19,048 views 5.0 stars (8 votes)
- Birthday surprise by The National Endowment Committee Cock MGrow Musc NipC NipCum Steve’s handsome boyfriend Pete brings home a special birthday gift that happens to involve a bit of growth, and a few other things as well. Added Nov 2013 4 parts 13,423 words 25,768 views 4.6 stars (14 votes)
- The birthright by Ziel Fur CGrow Cock Cum Added Apr 2014 2,003 words 15,260 views
- The Black Knights: Brandon by Meddler Incs CGrow Cock MGrow Musc Symb Series “So ya wanna be a jock, bro?” Baker asks. Yeah, Brandon so wants to be a jock. Added Sep 2018 645 words 7,507 views 4.5 stars (6 votes)
- The Black Knights: Coming home by Meddler Incs Alien CGrow Cock MGrow Musc Nonc Grow Symb Series When an ex-football player, now a local newspaper reporter, investigates The Black Knights, he gets more than he bargained for. Added Oct 2018 Updated Dec 2019 14 parts 23,531 words 14,855 views 4.8 stars (11 votes)
- A blended harmony experiment by IamYurNayboor CGrow Taller Cock Merg Mind MGrow A very short young crewman and an older, very tall officer get merged during an emergency evacuation in space to a strange and distant planet. Added Feb 2018 Updated Jul 2018 3 parts 4,367 words 9,601 views
- The blessing by MuscleMusic Cock Musc Added Dec 2012 1,247 words 12,242 views
- A blessing in disguise by Jo Psmythe CGrow Dig Cock HyCock XAbs XArm XHead XLimb XPec PSD Shr Grow Stack Str Sugg Vore Colin, an over-stressed college student, meets the man of his dreams in Chris. But Chris has a secret that might drive them apart—or bring them even closer together. Added Sep 2019 5,422 words 6,588 views 5.0 stars (5 votes)
- Blessing or curse by Ultra GMan CGrow Balls Cock MGrow Self John has something a lot of guys would kill for: a cock that gets bigger when you have certain kinds of sex. But that’s not all it’s cracked up to be… and the change isn’t always for the better. Added Jan 2012 Updated Apr 2012 18 parts 50,288 words 55,121 views 4.8 stars (22 votes)
- Blood lust by muscl4life CGrow Hallow Cock HyCock MGrow Musc Nonc Grow Twins Vamp Were The vampire Drago plots his revenge against his twin brother, Draco, and Kevin, Danny, and Greg get caught in the middle. Added Nov 2013 Updated Dec 2013 3 parts 9,393 words 22,934 views 4.4 stars (8 votes)
- Blowing up in Hollywood by Aphon Addict CGrow Dom Hair Cock HyCock MGrow Musc Matt eagerly accepted a movie studio executive’s offer to bulk him up for a movie role. What he wasn’t expecting, however, were the dramatic changes his special hormone milk would cause. Added Dec 2018 3 parts 2,118 words 12,850 views 4.4 stars (17 votes)
- The blue banana by BRK Hard CGrow Cock MGrow Musc Self Grow Sugg Series Mike unknowingly eats an artifact of the universe. Added Jan 2015 3,507 words 32,704 views 4.6 stars (45 votes)
- The blue daiquiri by BRK CGrow VGL Taller Cock XArm XCock XHead XLimb MGrow Musc Series Another artifact of the universe makes an appearance, this time at a loft party to celebrate the pilot Henry scripted, Ice City, going to series. If only Henry were having as much success figuring out his feelings for his sweet but ordinary-looking roommate, Gavin. Added Oct 2017 9,647 words 7,702 views 5.0 stars (11 votes)
- The blue paramour by BRK CGrow Taller Cock HyCock XAbs XArm XCock XHead XLimb Ogres Self Sugg Series Quint, a high-end sex-line agent, likes to explore his callers’ secret fantasies with them. But things go a little differently after a lunch that happened to include a certain artifact of the universe. Added Aug 2019 5,132 words 4,432 views 5.0 stars (8 votes)
- The blue pumpkin by BRK Hard CGrow Taller Hallow Cock HyCock Cum Merg Mcock XArm XLimb XTongue MGrow Musc Rep Str Supn Twins Series Dominic is sure his blue pumpkin jack-o’-lantern will be a hit. What he doesn’t know is what will be brought forth when he lights the candle within… Added Oct 2020 6 parts 8,774 words 3,444 views 5.0 stars (11 votes)
- The blue shoebox by BRK Ghost Cock XCock XLeg XLimb Sugg Supn 3Legs Series Leo, the aggrieved grad student barista, is having a really no good, terrible, shitty day. And that’s without someone having randomly mailed him a package containing a single, inexplicable, for-some-reason-blue banana. Added Aug 2018 5,381 words 5,976 views 4.0 stars (9 votes)
- The Body Builder by Greggrth CGrow CumInf Balls Cock HyCock MGrow Rubber Grow Str Super Steve’s life is about to take a very strange turn when a supervillain called the Body Builder breaks into his lab and causes an accident. Will this be the origin story of a new hero’s rise to glory, or will it spell disaster for the heroes of the city when Super Dick causes all sorts of changes when he can’t control his not so little buddy… Added Dec 2020 Updated Feb 2021 5 parts 14,710 words 13,597 views 4.9 stars (23 votes)
- Body game by BRK CGrow Dig Cock Mcock XAbs XCock XLimb MGrow Musc Rep Grow Series In an experimental story based on changes generated randomly by a computer program, the already well built Marcus is invited to a warehouse where he and four others play a strange game that, turn by turn, makes their bodies randomly freakier and freakier. Added Aug 2014 13,161 words 27,724 views 4.6 stars (26 votes)
- Body game: Encounter 1000 by NBCK99 CGrow Det Giant Cock HyCock Cum XArm XCock XLimb MGrow Musc PSD Series For the milestone thousandth encounter, six body game alumni bring their already-transformed bodies to the circle, and discover what the game’s like the second time around. Added Oct 2018 4,647 words 5,492 views 4.0 stars (5 votes)
- Body game: Encounter 56 by matt1008 CGrow Balls Cock Mcock XCock MGrow Musc NipC Grow Series In a prequel to BRK’s Body game, another set of six hot guys experience the dramatic and unexpected changes the Body Game can produce. Added Feb 2016 10,420 words 15,496 views 4.7 stars (10 votes)
- Body game: Encounter 813 by BRK Hard Bro CGrow Dig FootGr Hair Taller Balls Cock HyCock Cum HyTongue XAbs XArm XCock XLimb XPec XTongue MGrow PSD Grow Stack Str Series Reggie isn’t sure why the team-building get-together for the web design firm he’s working for is being held at an abandoned mall; he just knows he can’t get his sexy boss out of his mind. Added May 2016 Updated Sep 2018 6 parts 39,944 words 27,657 views 4.9 stars (18 votes)
- The body spray by Coalth Fur Hair Grad Cock MGrow Musc Bodybuilder Kevin, needing a little armpit spray, spots a strange brand of deodorant in the gym vending machine and decides to give it a try. Added Mar 2013 6 parts 5,880 words 29,827 views 5.0 stars (5 votes)
- BodyReverence by BRK Cock XCock MGrow Musc Kevin finds out about an app that allows its subscribers to touch its handsome, muscular models with a new kind of virtual technology. His buddies are psyched to get in on the touching… but Kevin, who’s been getting more and more admiration for his looks and the body he’s sculpted for himself, realizes he wants to be appreciated with more than just yearning gazes and salacious comments. He wants to be touched. Added Sep 2017 4,670 words 6,483 views 4.7 stars (14 votes)
- The bonding by NBCK99 AgeDown CGrow Taller Cock MGrow Musc Grow Sugg Roy is reluctant to meet up with Cody, the hottie he’d met online—even more so because they’re meeting up at a dance club, and Roy didn’t do clubs. But Cody manages to get Roy to see things his way, though not without some surprises for Cody, too. Added Apr 2016 7,120 words 13,509 views 4.8 stars (6 votes)
- Book of spells by Steven Cock Mind High school student Cory thinks he’s in for just another agonizing day of trying to hide his boner when an old man unexpectedly gives him a very strange book that opens up all kinds of possibilities. Added May 2013 2 parts 4,415 words 15,258 views 3.7 stars (7 votes)
- Bo’s Builder Bear Workshop by Richard Jasper Taller Cock MGrow Musc Grow Strange doings at the hunky gay businessman’s popular teddy-bear emporium. Added Apr 2020 4 parts 5,798 words 3,177 views
- Boston by Marzart69 Cock MGrow Musc Grow Added Jul 2002 8,358 words 20,815 views
- Bottom mega-alfa by Jerkoffcentral CGrow Dom Hair Cock MGrow Musc Nonc Grow Were Lit prof Jonas has been lusting after the exceptionally muscular students on his prep school survival outing, but even more after the massive gym teacher Noah, who’s so alpha he has trouble controlling just how massive he is—especially when he’s aroused by an admirer’s obsessive lust. Added Nov 2014 Updated Dec 2017 8 parts 21,520 words 58,906 views 4.7 stars (51 votes)
- The boy god moves in by Richard Jasper AgeDiff Cock MGrow Musc This one is a continuation of LuvMusl’s classic story, Boy God. He kindly agreed to let me play with his characters. And, me being me, this one is very much in my style, not his. Added Aug 2020 3,727 words 2,627 views
- Boy in a bag by Absman420 AgeDown CGrow Dumb Cock MGrow Musc Nonc Mental Maybe there’s such a thing as too much hormone therapy… Added Oct 2020 7,534 words 5,954 views 5.0 stars (5 votes)
- The boy who cried big by Kalos Kiryu CGrow Balls Cock HyCock Cum MGrow Musc When a potential boyfriend suspects his lover of lying about his true size, he accidentally gives him more than he ever cared to have. Added Mar 2019 4,509 words 12,410 views 4.9 stars (11 votes)
- Boytaurs from Outer Space! by BRK Alien Btaur 4Legs Cock XArm XCock XLeg XLimb MGrow Musc Space Twins Sev, the commander of a Taurian survey mission, judges Earth suitable for cultivating an aggressive alien grain, but the danger to Earth’s ecosystem drives the idealistic Elek to rebel and flee with some valuable equipment. When a conflicted Kiyy chases him, they both encounter the strange inhabitants and discover that humans and Taurians find each other mutually captivating. Added Jun 2015 Updated Oct 2016 6 parts 13,050 words 12,686 views 4.4 stars (15 votes)
- Brandon’s bro by FanTCMan Bro CGrow Hair Cock MGrow Musc Brandon initiates his brother onto a secret society of guys who are being made more and more muscular, hung, and sexy. Added Jan 2017 4 parts 8,692 words 18,818 views 4.5 stars (19 votes)
- Brent and Jax by BRK CGrow Cock HyCock XCock Retcon Sugg Jax comes back from vacation extremely jazzed about something that happened to him, leading to a very strange conversation with his buddy Brent about how all the guys on campus seem to be changing lately. Added Mar 2013 Updated Apr 2018 2 parts 8,234 words 25,893 views 4.6 stars (16 votes)
- The Bridge by Stumpjumper AI CGrow Hair Cock Scent MGrow Musc 2Gay Tf A safety technician is exposed to an artificial intelligence that rebuilds him and his best friend in ways they can't imagine. A decade later, the repercussions are still unfolding. Added Jun 2019 5,446 words 8,081 views 4.6 stars (8 votes)
- Brother-in-law by Jock Cock Added May 2006 12,744 words 131,189 views 4.7 stars (92 votes)
- Brotherly love by Seth Peterson Bro CGrow Taller Balls Cock HyCock Merg MGrow Gut Musc Grow Two brothers get the best weekend they can imagine through the use of some very special, very wonderful powers. Rest assured, the results are BIG. Added Dec 2015 7,666 words 34,473 views 4.8 stars (16 votes)
- Brotherly love by TheSizeKing Bro CGrow Taller Cock HyCock MGrow Musc Grow Reece is a 20-year-old guy who has everything going for him in life: good looks, good brains, good personality, even a well-above average endowment between his legs. His younger brother, Michael, is exactly the opposite. Michael is about to turn 18, and could use a little boost before he goes out into the adult world. Added Apr 2020 5 parts 7,816 words 8,334 views 4.9 stars (9 votes)
- The brothers by FanTCMan Addict Hard Bro CGrow Hair Grad Cock MGrow Musc 2Gay Cory Callahan and his three sibs participate in a secret program, resulting in more muscles, body hair, cock size, and horniness. Added Mar 2003 8 parts 22,620 words 87,259 views 4.8 stars (87 votes)
- Brute growth by Zhu Giant Balls Cock HyCock HMusc Immob MGrow Musc PSD Grow Tobacco Having outgrown his previous digs, giant muscle freak Mute commissions a bigger house from fellow freak and architect Zhu. Zhu and his assistant Dohn join him for a meal, and they’re already turned on by each other’s crazy size even before they share some very special cigars. Added Dec 2018 2 parts 8,446 words 9,073 views 3.8 stars (5 votes)
- Bull in Palm Springs by Richard Jasper Cock MGrow Musc It all started with that chicken salad sandwich at Sherman’s. Added Apr 2020 5 parts 5,776 words 3,304 views
- Bull’s strength by muscl4life AgeDiff Hard Beast CGrow Viol Dad Fly Taller Balls Cock HyCock Infect XAbs XCock MGrow Worship Musc PSD Grow Tf On a quiet farm far from anywhere, an orphan named Joshua grows up so huge and strong that he’s bullied for being a freak. His aunt and uncle raise him with love and teach him to accept who he is, but Joshua yearns to be among men who don’t just accept his giant body, but love and admire his amazing size and power. Added Jul 2018 Updated Oct 2018 28 parts 88,398 words 52,570 views 4.8 stars (30 votes)
- The bunker by JayPat CGrow Cock MGrow Musc Grow Fleeing some bullies, three teens hide in a secret abandoned bunker hidden in the Arizona wilds where they find some antiquated computer equipment that they really should’ve left alone. Added Nov 2018 5 parts 27,642 words 13,674 views 4.4 stars (20 votes)
- Burst by BRK Alien NoShirts Xmas CGrow VGL Taller Cock Strong XCock MGrow Musc Mental Rep Grow Str Tf In a sealed-off underground bunker, exposure to a tear in the fabric of space-time created by an illegal energy experiment is producing some interesting changes in the men trapped inside. And on top of everything else, it’s Christmas, and there’s no way they’ll ever see home again… Added Dec 2020 3 parts 11,494 words 4,046 views 4.7 stars (7 votes)
- Business affair by Also Known As CGrow Cock MGrow Musc Terry wasn't gay. He wasn't, he wasn't, he wasn't. So why was even the thought of his new co-worker, John Smith, getting him so hot? Can he survive the upcoming business meeting without blowing … his cool? Added Jan 2014 2 parts 6,276 words 12,720 views 5.0 stars (7 votes)
- Buying new underwear by James Morris CGrow Balls Cock Cum 2Gay Sugg Matt goes to buy underwear and runs into a hugely hung stud in the changing rooms who needs some help trying on his own purchases. Added Feb 2019 1,531 words 11,848 views 3.8 stars (9 votes)
- By design by paul shearon Cock MGrow Musc Added Nov 2011 2 parts 5,563 words 18,479 views 4.6 stars (7 votes)
- C is for… by King Dave AgeDown CGrow Grad Cock MGrow Musc 2Gay Owen decides to order some custom health supplements online. He never expected them to have these kinds of side effects. Added Feb 2021 Updated Mar 2021 4 parts 8,701 words 9,315 views 4.9 stars (10 votes)
- Cadence by BRK CGrow Viol VGL Taller Cock Immort MGrow Musc PSD Grow Lucius, an ex-ancient Roman whose peculiar curse involves the beauty of the men around him, suddenly finds that everything he thought he knew about his uncontrollable abilities has changed when he's discovered by a trooper one night sleeping in his car on a lonely stretch of Midwestern highway. Added Nov 2016 Updated Mar 2019 6 parts 30,727 words 14,300 views 4.5 stars (11 votes)
- CAFE blues by JayPat CGrow Taller Cock MGrow Musc Grow Series Five-foot-nothing Colin dreams of getting bigger. Then he meets muscle-stud Charles’s dazzling brother Sky and all of his fantasies intensify, leading to his seeking out the secrets of height and muscle growth. Added Aug 2019 5 parts 26,121 words 9,497 views 4.5 stars (6 votes)
- Caleb finally grows up by Joven CGrow Balls Cock Self Caleb, an embarrassingly under-endowed 19-year-old, ends up getting some help from a doctor. The treatment is a little too effective, much to Caleb’s delight. Added Sep 2019 8 parts 10,467 words 12,363 views 4.6 stars (17 votes)
- The cam show by LordTronimator Fur CGrow Balls Cock HyCock Cum SocMed A furry streamer decides to host a very special show as he decides to showcase a lotion that he found, that promises to increase the size of one’s penis. Things start out well enough before taking a very messy turn. Added May 2020 2,552 words 3,406 views 4.8 stars (5 votes)
- Can’t help growing you by BRK CGrow Cock Sugg Texting with his unseen lover is always hot and heavy, especially the way he takes his descriptions so literally. Added Dec 2012 1,309 words 19,904 views 4.0 stars (11 votes)
- Carolina cock by Max Mann CGrow Pumping Balls Cock HyCock A paean to two of North Carolina's most famous sports stars. Added Nov 2003 2,779 words 27,453 views 4.7 stars (13 votes)
- The case of Richard Watterson by NarrRolo Richard Watterson would be the last guy anyone would expect to stumble across a major conspiracy. But when he spends the night in his Uncle Morgan's old house, he more or less bumbles into one. Added Jul 2019 1,562 words 4,044 views
- Castaway by Nikison Balls Cock HyCock Cum Having fallen overboard, a man washes ashore on an island. The natives make a big impression on him. Added Sep 2011 2 parts 3,776 words 20,033 views 3.7 stars (7 votes)
- Centaur mania by Josh Dugan Cent Cock Llegs XCock XLeg XLimb How come it's the mad geniuses who get to have all the fun? Added Jun 1997 1,887 words 14,242 views 4.9 stars (15 votes)
- Centaur of attention by gifts of the night Btaur Cock XLeg XLimb Marooned on an island, Jason is rescued by boytaur Sundgren. Added Mar 2005 3 parts 3,393 words 8,575 views
- Centurion of light by Ravine Mountain CGrow Demons Cock HyCock Cum XAbs MGrow Musc NipC NipCum Grow Twins A great new story in which a centurion, Marcus, and five of his best men are transformed by the god Mars—and charged with a mission. Added May 2014 Updated Jan 2019 12 parts 38,226 words 48,150 views 4.9 stars (47 votes)
- The challenge by BRK CGrow Cock MGrow Musc A crop of fraternity pledges are given a unique challenge: to create the perfect man out of a set of randomly assigned abilities. Added Sep 2010 2,956 words 19,637 views 4.9 stars (10 votes)
- The Change by Richard Jasper CGrow Taller Cock MGrow Musc Grow Series A skinny researcher’s muscle growth experiments on himself make for impressive changes. Then he tries them out on his friend, who’s already muscular. Added Feb 2009 4 parts 6,368 words 23,811 views
- The Change continues by Richard Jasper CGrow Taller Cock Infect MGrow Nonc Grow Series The Change is unstoppable, spreading rapidly through the gay male population, while those who first experienced it revel in their increasingly wild transformation. Added Apr 2020 6 parts 6,405 words 5,786 views
- Changeday by Alakazam1988 Belly CGrow Fat Hair Taller Cock MGrow Musc Grow Now that all of the changes to your body take place all at once on the same day every year, Andrew and his two college buddies are doing everything they can to make their Changedays as dramatic as possible. Added May 2020 5,212 words 3,823 views
- Changes in Bigby Heights by NBCK99 Hard Btaur CGrow 4Legs Cock Infect XArm XCock XLimb Retcon Alex Stevens has always been shy, being the only boytaur in Bigby Heights, but Jesse helps bring him out of his shell. But after their first encounter, reality seems to shift. Added Jun 2010 Updated Sep 2010 3 parts 5,173 words 20,504 views 4.6 stars (17 votes)
- Changes in stages by Writ Bro CGrow Cock Lycra MGrow Musc That box of clothes in the attic of your new rental house? Don’t pass them off to Goodwill just yet. Added Oct 2010 Updated Jun 2011 3 parts 14,283 words 44,334 views 3.7 stars (12 votes)
- The changing by NBCK99 Cock XLimb MGrow Musc After an encounter with an ancient book of Irish poetry that sure seems a lot like a spell grimoire, three friends discover they’ve set something in motion that will change everything—for themselves and, before long, for everyone else as well. Added Jun 2016 2 parts 5,286 words 7,028 views 5.0 stars (7 votes)
- Changing Nick by BRK Hard Cock Merg XAbs XArm XCock XHead XLeg XLimb XPec MGrow Musc Nonc Rep Retcon Grow Stack 2Gay 3Legs Nick’s computer starts offering him choices between one kind of transformation and another. He soon learns he’s been drawn into a strange conspiracy, even as the changes start to spread to friends, strangers, and secret allies. Added May 2013 Updated Apr 2020 16 parts 59,147 words 89,458 views 4.6 stars (34 votes)
- Changr pill party by matt1008 CGrow Cock HyCock Infl MGrow Musc Shr Grow Campus alpha-male Nick plans an unusual party for his buddies, having got hold of a round of Changr pills that produce temporary, unknown, and not always desirable transformations. Added Jul 2015 6 parts 10,718 words 32,945 views 4.4 stars (23 votes)
- Charles’s monster by Locky CGrow Cock HyCock Grow Jason saw Charles' monster in high school. Three years later, there's even more to see. Added Aug 2006 1,748 words 71,533 views 4.1 stars (30 votes)
- Charlie by NBCK99 CGrow Cock HyCock 2Gay Like everyone else in the dorm, Jude has gotten used to Charlie, the guy down the hall, and the way Charlie’s cock grows in his sleep—not to mention the effect it has on the everyone around him. But when he wakes up to find that Charlie’s cock has gotten not only out of hand but out of room, Jude confronts Charlie, with unexpected results. Added Nov 2014 3,891 words 16,466 views 4.7 stars (21 votes)
- Choranaptyxic by Marquis de Rent CGrow Cock MGrow Musc PSD Grow A young man uses a dating app to have some fun. Everything goes well until his date inexplicably starts to grow... Added Feb 2017 2,807 words 14,518 views 4.9 stars (10 votes)
- The Christmas ghost of FitzHardinge Manor by BRK Xmas CGrow Viol Ghost Cock Immort Incub Invis Merm MGrow Musc Grow Supn Tf A sometimes dark tale of a young man consigned to the guardianship of witches, only to be turned by a sex-starved, secrecy-obsessed sorcerer-suitor into a being unheard and unseen, capable of sharing the pleasure of touch, but bound to a single day of the year; and how from these ashes he rises to find what he can become in this new life that has been forced upon him. Added Dec 2017 Updated Dec 2018 3 parts 22,408 words 10,488 views 4.9 stars (15 votes)
- A Christmas wish by Buck Reams Xmas CGrow Hair Balls Cock Cum Infect MGrow Musc NipC NipCum Nonc Grow Tf Writing out your fantasies can have practical consequences, if you do it on a scrap of paper you forgot came from a magical tome. Added Dec 2019 1,975 words 9,306 views 4.7 stars (13 votes)
- Christmas wish by Riu Bro Xmas CGrow Cock HyCock MGrow Musc 2Gay Sugg Two grown-up brothers follow their childhood tradition of waiting up for Santa. Only this time, after a few shots of special whiskey, a different kind of Christmas wish is granted. Added Dec 2016 3,925 words 19,552 views 4.9 stars (19 votes)
- ChristMASS by Musclesaber Belly Xmas CGrow CumInf Taller Giant Balls Cock HyCock Cum Infl MGrow Four men are transported to the North Pole to compete for the title of “The New Santa Claus”. Little do they know what magic can really do to them as one by one, they are each eliminated. Added Dec 2020 4 parts 9,454 words 3,540 views
- The chronicles of Besar Otot by OneLuckyGuy89 AgeDiff AgeUp Bro CGrow Dad MFSwap Hair Taller Cock HyCock Pher XCock MGrow Musc Nonc PSD Grow 2Gay Tf On a distant unknown island near Indonesia called Besar Otot, Kenny Masters returns home a new man and intends to change his family as well. Added Jan 2020 Updated May 2020 7 parts 21,905 words 7,493 views
- Click bate by Dream Big AI CGrow Cock HyCock Self Andy didn’t remember ordering this weird butt and cock pleasuring equipment, but, hey, it looked like it might be fun to play with… Added Nov 2020 Updated Feb 2021 20 parts 16,844 words 10,596 views 4.9 stars (21 votes)
- The clockwork dial by RdyRoger CGrow Hair Cock MGrow Musc Added Apr 2012 3,603 words 18,854 views 4.7 stars (14 votes)
- Coach Barker by Argenti CGrow Taller Giant Cock HyCock Infect MGrow PSD Grow Coach Travis Barker has a special gift, and when he shares this gift with Adam, change begins to unfold around them. Added May 2019 Updated Jun 2019 9 parts 18,987 words 23,948 views 4.9 stars (22 votes)
- Coach’s big surprise by MuscleMike AgeDiff AgeUp CGrow Hair Taller Balls Cock HyCock HMusc MGrow Musc PSD Grow Josh is struggling to keep up with the rest of the wrestling team, and he’s afraid to get cut. Luckily, a former student of Coach Smith sends him something that’ll make them both become the men they’ve always dreamed of becoming. Added Feb 2020 2 parts 2,597 words 13,462 views 4.6 stars (12 votes)
- The cock by BRK Cock BACock Waking up after sex with Steve is a little disorienting. He’s lying on top of his lover from the night before—because he’s now Steve’s cock. Added Oct 1997 2 parts 3,263 words 19,556 views 4.6 stars (7 votes)
- The cock blog by TheSizeKing CGrow Grad Balls Cock HyCock Cum Self Patrick was just your average 25 year old guy. He’s just got one secret: he has the world’s biggest dick, and it seems to be getting bigger. Added Aug 2020 Updated Oct 2020 5 parts 8,685 words 7,532 views 4.4 stars (10 votes)
- The cock dungeon by LordTronimator Hard Herm Balls Cock Nonc A group of boys awaken within a dark, strange dungeon, completely butt naked and sporting boners that seem to refuse to go away. They hope to find any other prisoners and an escape before succumbing to the strange location’s influence. Added Jun 2020 Updated Aug 2020 4 parts 9,222 words 4,618 views
- Cock medication by Jocktaur Kyle CGrow Cock HyCock Self Added Jun 2006 2,097 words 39,603 views 4.8 stars (12 votes)
- The cock-off by Armie Lingo CGrow Cock Added Oct 2005 3 parts 5,295 words 20,257 views
- Cockportal by BRK Alien CGrow Hallow Cock After a Halloween night ambulance ride ends up at the wrong hospital, Ronnie wakes up to find discover that his removed appendix isn’t the only thing that’s different about him. Added Nov 2018 4,660 words 7,061 views
- Cocksville by Erik Maskot CGrow Cock HyCock Grow A young man with a 2-incher desperately seeks help. But the medicine he starts taking doesn't seem to be doing anything... (another case of exceeding the recommended dosage!) Added Oct 2002 4 parts 4,959 words 19,858 views 4.3 stars (7 votes)
- Cody and Todd by klj CGrow Cock Added Jun 2005 2,654 words 12,982 views
- Cody. Ryan. Leo. by Johan Johnson CGrow Cock Rep With cloning perfected, it may be an easy matter to have three identical boyfriends, each genetically engineered with special gifts all their own… but experiencing it is something else again. Added Sep 2012 3 parts 5,016 words 12,456 views 4.9 stars (7 votes)
- Coffee coffee by NBCK99 Hard CGrow Cock MGrow Musc Grow 2Gay The employees at the campus’s hottest coffee shop seem to be getting sexier… and so are the customers. Added Dec 2010 2 parts 5,251 words 28,468 views 4.8 stars (20 votes)
- Coffee date by BRK CGrow Dig 4Legs Cock XArm XCock XHead XLeg XLimb XPec XTorso Rep Retcon Stack 3Legs Jeremy gets dragged to a blind date at a coffeehouse that seems to have an inexplicable effect on Jeremy’s body. Added Aug 2020 2,014 words 2,144 views
- Coffeehouse encounter by BRK CGrow Taller Cock XArm XCock XLimb XTongue Musc A casual conversation in a coffee shop about the various mods being instilled in the students lately. Added Mar 2009 1,187 words 14,122 views
- Collarbone cock by BRK Hard CGrow Cock HyCock Musc Retcon SocMed Nick’s new Picthread page is nothing but pictures of guys whose cocks reach up to their collarbones. Funny thing is, they’re not morphs at all, despite what Nick’s roommate thinks. Or, rather, used to think. Added Apr 2013 2,189 words 29,408 views 4.6 stars (26 votes)
- College days by MuscleMike23 CGrow Cock XAbs MGrow Musc A mishap in chem lab leads to Mike’s size dreams coming true. Added Mar 2005 2 parts 1,974 words 18,770 views
- College fantasies by J. R. Jones Cock MGrow Musc Added Jul 2012 1,153 words 16,629 views
- Colt chronicles: A form for any occasion by Neltharion5 Cent Cock XLimb MGrow Musc Shift Time Tf Series Added Feb 2010 5,218 words 14,851 views 3.4 stars (7 votes)
- Colt chronicles: Case law by Neltharion5 CGrow Cock MGrow Musc Series Added Sep 2009 5,627 words 16,038 views
- Colt chronicles: Corruption by Neltharion5 Cock MGrow Musc Series Added Feb 2010 2,556 words 10,430 views
- Colt chronicles: Sender’s gain by Neltharion5 Taller Cock MGrow Musc Tf Series Added Sep 2009 4,728 words 14,396 views
- Comeuppance by JJJJohnson Bro CGrow Giant Balls Cock MGrow Musc Grow Twins No more than one tablespoon each, huh? Suuuuuure! Added May 2006 4,071 words 38,144 views 4.5 stars (17 votes)
- Coming of age by Also Known As CGrow Taller Hairless Balls Cock Cum MGrow Musc Self Grow Jerry’s teenaged nephew comes to visit him in San Francisco, and turns out to be very huge, very beautiful and very uninhibited. Added Feb 2019 4 parts 12,660 words 14,852 views 5.0 stars (10 votes)
- Company guys by FanTCMan AgeDiff CGrow Dad Hair Cock MGrow Musc You can't even imagine how excited Joey and I were, excited and scared, when Dad said he was going to give us the formula he'd been sampling. We were going to be models for what he called the Company. Added Dec 2002 2 parts 7,919 words 27,542 views 4.8 stars (8 votes)
- Confined to cock by Squidy Cock BACock College bully Jason fatefully calls Nick a "dickhead", but they’re both unaware that Nick’s ability-gifted buddy Johnny has Nick’s back and can visit some appropriate retribution on Jason. Added Sep 2016 2,415 words 12,015 views 4.6 stars (9 votes)
- The construction worker by Peterbilt AgeDiff CGrow Dad Virgin Cock Musc A troubled young hardhat named Jordan is helped through a series of self-discoveries by Joe, a father-figure who comes to mean more and more to Jordan. Added Sep 2015 22,148 words 20,424 views 4.8 stars (10 votes)
- Contamination by RdyRoger CGrow Hair Taller Grad Balls Cock Infect MGrow Musc Grow After his dick came in contact with an experimental substance, high schooler Vincent starts slowly getting bigger… first in his crotch and then other places, too. Thomas, a tall, handsome jock, likes teasing him about it at every opportunity. Added Jul 2019 6,135 words 12,965 views 4.4 stars (7 votes)
- Cool bracelet, bro by BRK Hard Bro CGrow Cock HyCock XArm XCock XHead XLeg XLimb XPec MGrow Musc Self Stack Sugg 3Legs Shortly after acquiring a mysterious leather bracelet, Pete and his kid brother Quentin have a conversation that leads rapidly toward just how hung Pete is, and how horny that makes his brother. Added Feb 2014 Updated Mar 2018 5 parts 16,748 words 54,784 views 4.6 stars (45 votes)
- The cowboy by Chance Riverwind AgeDiff CGrow Dad Giant Cock Musc Added Jul 2002 1,967 words 14,649 views 2.0 stars (5 votes)
- Craterville by BRK CGrow Cock XCock XLimb Musc Rep Grow Tf When everyone in town has some kind of power that half the time they aren’t even aware of, the guy whose power is to tell with everyone else’s power is might feel like he’s got the short end of the stick. Sometimes, though, there are ways to make it work for you. Added Mar 2009 3,363 words 21,262 views 4.7 stars (13 votes)
- Creating awareness by EdIam Cock Hypno Mind Nonc Ben knows he is lucky to have found his soulmate, Steve. But Chris was always so obsessed with him… Added Feb 2021 12,364 words 441 views
- Crisis in Carraido by BRK Det Cock XLimb Rep When a strange institution comes to town in a remote valley community in the Rockies, the locals are put off by the newcomers’ aloofness. But when things go wrong in the strangers’ compound, rancher Kevin and his sheriff’s deputy best buddy Pauly find out just how weird things are up there. Added Apr 2016 Updated Dec 2016 4 parts 11,190 words 6,295 views 4.7 stars (15 votes)
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- Cumming of age by Bobby Cock Bobby’s startlingly huge cock had left him inexperienced with sex even at 18, until a side job painting a neighbor’s house led to an unexpected breakthrough. Added Mar 2016 4,217 words 10,169 views 5.0 stars (8 votes)
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- The curse by muscl4life Cock MGrow Musc 2Gay Tf Added May 2014 2,443 words 20,589 views 4.3 stars (7 votes)
- Customer satisfaction by BRK Swap CGrow Cock XCock XHead Musc Series During his time in Bucharest, Peter is experimenting with his magic, infusing the clothes in the shop he’s working at with special transformative properties. What he doesn’t expect is for one of his customers to come back and confront him over what Peter had done to his junk. Added Mar 2020 2,795 words 3,509 views 3.2 stars (5 votes)
- Customer service by Cris Kane Bi Swap Cock A gay tech guy sent to fix a glitch in a new virtual-reality system comes face to face with his biggest celebrity crush. Added Jun 2020 4,866 words 1,775 views
- Cut and paste by Josh Dugan Det Cock XCock XLimb This altered computer can Photoshop John's big, beautiful body in real life. Added Sep 2004 1,608 words 10,650 views 4.8 stars (6 votes)
- Cuuuurse! by Ziel Lizard Cock XArm XCock XLimb MGrow Musc Naga Boyfriends Alex and Reuben are subjected to a curse that grows them into long-tongued double-cocked muscular naga. Ask them if they mind. Added Oct 2014 7,618 words 18,658 views 4.6 stars (12 votes)
- The CVN link by BRK CGrow Taller Cock XAbs MGrow Musc Retcon Grow Mike is applying for a new job. Everything’s going great, his potential new boss is a dreamboat, he’s perfect for the position. There’s just one hitch: they need his CVNs. His confusion turns to shock when he finds out from a friend just what the “N” stands for… Added Jun 2020 2 parts 9,839 words 5,253 views 4.8 stars (9 votes)
- Cybersex 2047 by Unknown Cock Everything’s changed in the future, and that definitely includes what’s possible when it comes to sex. Added Jul 2013 2,199 words 10,393 views
- Cycle one by Absman420 Cock Lycra Musc Sam is a writer whose hobby is bodybuilding. His new gym is owned by a guy named Coach, who goes the extra mile to make sure “his boys” get the gains they need. Added Jan 2013 8 parts 8,889 words 20,629 views 4.8 stars (9 votes)
- The cyclist by Corwin CGrow Cock MGrow Musc That jogger Scott started noticing on his bike runs has been getting hotter and more muscled. After getting to know each another on the trail Mark decides to share his secret. Added Dec 2013 11 parts 29,802 words 22,545 views 4.8 stars (10 votes)
- Dad’s gift by John Y. AgeDiff CGrow Dad Cock For Jeff’s 18th birthday, his dad decides to give him something special and close to his heart—a donkey dick. Added Mar 2004 4,994 words 42,062 views 4.6 stars (24 votes)
- Daddy’s boy by Seth Peterson CGrow Dom Dumb Hair Cock Hum MusBr MGrow Musc NipCum 2Gay What happens when a cocky, overly narcissistic businessman oversteps courtesy? Why, muscle-growing, mind-altering, submission-inducing karma, of course! Added Jun 2018 2,534 words 20,459 views 4.8 stars (14 votes)
- Daddy’s little boy by TonnyGiant AgeDiff Dom Dad Cock Gut Musc PSD Jimmie returns home from college for the summer to rediscover just how drawn he is to his massive, muscle bear stepfather. Added Sep 2018 Updated May 2019 2 parts 4,961 words 18,132 views 4.8 stars (9 votes)
- Daemos island by Charles Westfall AgeDiff CGrow Viol Dad Cock MGrow Musc Grow Twins A Polish scientist and explorer, Ferdinand Rolcek, discovers a hidden island where the lost secrets of the Daemos, alien pioneers of masculine beauty and sexuality far beyond anything known to humanity, are finally revealed to him; and what he learns makes him never want to leave again. Don’t worry, he won’t be lonely. Added Feb 2003 6 parts 14,639 words 25,385 views 2.3 stars (30 votes)
- Damian and the three muscleteens by hyperboi AgeDiff Bro CGrow Dad Cock HyCock Infect MGrow Musc 2Gay Twins Added Dec 2012 5 parts 8,169 words 46,731 views 4.3 stars (24 votes)
- Danny’s dick by Zot57 CGrow Cock HyCock Added Feb 2010 10 parts 7,661 words 75,721 views 4.1 stars (21 votes)
- A day at the beach by Thatbadwriter AgeDiff Viol Dad Giant Cock HyCock Grow You watch in dismay and amazement as your father, who’s gained the ability to grow himself to giant size in a freak medical accident, takes a trip to the beach with you and decides to make himself bigger than he’s ever tried to become before. Added Aug 2019 1,624 words 7,011 views 4.1 stars (16 votes)
- DeadGuy by BRK CGrow Taller Ghost Grad Cock Merg MGrow Sugg Supn Wyatt downloads an app called DeadGuy, which is supposed to be the app responding randomly to your questions in the voice of a fake cartoon ghost. What Wyatt doesn’t know is, the ghost isn’t fake at all. Added Feb 2021 3,502 words 2,780 views 4.8 stars (6 votes)
- The deal by Ziel CGrow Giant Cock HyCock XArm XCock XLimb MGrow Musc Grow Supn Zeke tries out what appears to be a spell in a musty old tome only to discover that it’s actually a summoning ritual! Zeke soon finds that his experimentation in the mystical arts has some HUGE repercussions. Added Nov 2018 7,420 words 9,098 views 3.8 stars (9 votes)
- Definition of a grower by Luke B. CGrow Cock Kyle is pretty sure people don’t understand the magnitude of what he means when he says he’s “a grower”. Added Apr 2013 2 parts 4,221 words 22,806 views 5.0 stars (12 votes)
- Delivery by BRK CGrow Taller Cock MGrow Musc Grow A pizza delivery guy thinks he’s hot shit—and he is. But he hasn’t met the guy who’s been getting hotter and hotter his whole life. Added Mar 2003 2,905 words 23,292 views 4.3 stars (7 votes)
- Demigod chronicles I: Herakles by aquila CGrow Taller Cock HyCock MGrow Musc PSD Grow A powerlifter finally hits his goals with his trainer, only to realize that there’s something big he should know about him. It isn’t all shakes and good form that gets you to top shape… sometimes, you gotta pray. Added Dec 2018 2 parts 3,646 words 6,535 views 4.9 stars (7 votes)
- Demon mage by JMatton Bi CGrow Demons Cock Incub MGrow Supn After confronting an Incubus, Laizan’s life as a mage is about to change forever. Added Mar 2020 4,202 words 4,817 views 3.8 stars (6 votes)
- Denny by James Fourlegs Btaur Cent 4Legs Cock XCock XLeg XLimb Shift Tf A true friend of mysterious lineage grants a wish to a Metabods devotee. Added Nov 1998 3,208 words 9,109 views
- Derek’s rebirth by muscl4life AgeDiff CGrow Giant Balls Cock HyCock Cum MGrow Musc NipCum PSD Self Grow 2Gay An elixir from the dawn of time is turning Derek into the ultimate muscle daddy, which he demonstrates by wearing out three young admirers. Taking on a personal trainer as his acolyte, Derek prepares himself for an even more impressive Phase Two of his transformation. Added Nov 2018 3 parts 11,737 words 20,691 views 4.5 stars (12 votes)
- Desire baubles by Writ Bro Xmas CGrow Cock MGrow Musc Twins Jack finds some super-gay Christmas ornaments that are all muscle, cock, and ass, so of course he brings a bunch home, just in time for the party with his closest friends. Added Dec 2019 3,034 words 3,645 views
- Destructive boys: Dennis’s Christmas present by MarcusB00 Xmas CGrow Viol Cock HyCock Cum MGrow Worship Musc Series Christmas has come around, and Mason has plans for his #1 fan to make his Christmas even better. Added Dec 2020 3 parts 3,523 words 2,125 views
- Destructive boys: Mason’s fantasy by MarcusB00 CGrow Viol Cock HyCock Cum Strong MGrow Musc Series Everybody has a fantasy, but when one muscular person has a chance to experience his fantasy outside of reality, things can get messy and crazy. Especially messy. Added Oct 2020 4,616 words 3,515 views 3.8 stars (6 votes)
- Dick note by Thorn CGrow Cock Waking up from an odd dream, Forest awakens to find something is in his backpack. Added Jan 2021 Updated Mar 2021 4 parts 19,196 words 7,137 views 5.0 stars (20 votes)
- Dig’s island by BRK Bro CGrow Fly Taller Cock XArm MGrow Musc Grow Wings Shipwrecked on a remote island, four brothers grow up to be incredibly close—and that’s before they encounter a secret power on the island that transforms them each in different ways. Added Mar 2005 4 parts 3,757 words 21,879 views 4.3 stars (7 votes)
- The dildo of the demigods by SuperWaffle CGrow Cock HyCock MGrow Musc NipC NipCum PSD Grow Craving a size-giving artifact, the Dildo of the Demigods, a gym teacher steals it from one of his students, little realizing he’s just as susceptible to its insane growth-lust as the one h’d taken it from. Added Aug 2020 2 parts 18,865 words 5,695 views 5.0 stars (5 votes)
- Disappearance on the Overland Limited by Eclipse CGrow Hallow Cock Scent MGrow A train of luxury, a missing husband, and a mysterious monster on the Nevada sands await a detective and his assistant, but neither man can foresee the culprit’s intentions. Added Oct 2020 4 parts 6,609 words 1,803 views 4.9 stars (7 votes)
- The djinn by hyperboi Bro CGrow Cock HyCock MGrow Musc Twins Added Dec 2012 8 parts 14,201 words 30,917 views 4.8 stars (14 votes)
- Doctor Doomsday by Marquis de Rent CGrow Balls Cock HyCock Grow Somewhere in a carefully observed multiverse, a bodybuilder tests a new device intended to cater to his every size ambition. Added Jul 2017 1,924 words 11,793 views 4.2 stars (10 votes)
- Doctor’s orders by Luke B. CGrow Cock MGrow Musc When Andrew has to see a doctor after pulling a groin muscle, he can’t help but notice the physician’s immense equipment—and the doctor can’t help but notice Andrew’s interest. Added Jun 2005 4,569 words 30,065 views 4.6 stars (18 votes)
- Dog and Pony Show: FAQ by Musiker Fur Bi Dom Cock 2Anim MGrow Musc Mental Slave 2Gay Tf Series A hugely muscled human/dog hybrid gets to answer some FAQs about his awesome life in the adults-only Land of Eros Zoo, including daily activities, his sex life with his big, horsey lover, and just how lovingly their Master takes care of them. Added Apr 2019 7,086 words 3,534 views
- Domination by dunnyboy CGrow Dom Hair Herm Cock Scent MGrow Musc Grow Jay's already growing submission to Chris escalates dramatically as Chris reveals he's been taking injections that will turn him into the ultimate muscle fantasy. But Chris won't be the only one affected. Added Feb 2017 17,095 words 33,227 views 4.6 stars (24 votes)
- Don’t delete this email by NBCK99 Cock XAbs XArm XCock XLeg XLimb MGrow Just keep reading, and keep and open mind. Relax your mind, relax your body. Your body is far more malleable than you realize. Added Jun 2015 1,506 words 10,110 views 4.9 stars (15 votes)
- A donkey dick at the senior rehab by Flynn AgeDiff Cock Seniors It’s all right there in the title. Added Jun 2014 1,606 words 14,953 views 3.7 stars (9 votes)
- The dorm revised by RdyRoger CGrow Cock MGrow Musc Grow New roommates Alex and Anthony meet and discover a shared love of muscle and a connection that has a profound affect on them both. Added Feb 2011 4 parts 18,483 words 24,324 views 4.5 stars (6 votes)
- Double dream feat by Ziel CGrow Balls Cock HyCock Rep Aidan awakes from a surprisingly realistic dream to find things aren't quite how he remembered them. For starters, his dingy dorm room has been replaced with a reasonably sized apartment… an apartment he seems to share with his best friend. But stranger things are in store for Aidan as the morning unfurls. Added Jun 2018 4,723 words 6,125 views 5.0 stars (5 votes)
- The double room by Tyler Wilson Cock Merg XArm XCock XHead XLimb XTorso Twins Tyler is confused to find two roommates listed for his double room at the university, but quickly finds that this new arrangement will work very well. Added Jul 2017 Updated Feb 2019 3 parts 7,922 words 10,598 views 4.9 stars (15 votes)
- Double-dick party by Joey Cock XCock The thing to do is double down on the hors d'oeuvres. Added Mar 2003 926 words 13,131 views
- Dr. Engorgio by TheSizeKing CGrow Balls Cock MGrow Musc Self A doctor known for growing his patients lets his fantasies run wild with a new client, Nick. Added Aug 2019 Updated Sep 2019 6 parts 11,239 words 16,232 views 4.6 stars (27 votes)
- Drawn together by Johnny29 Cock MGrow Musc Mike and John were instantly compatible as friends, lovers, and workout buddies, especially since both yearned for superhero-like bodies. Good thing the mysterious offer to help them achieve their dreams came to both of them together. Added Sep 2012 7 parts 13,924 words 21,850 views 5.0 stars (26 votes)
- The dream by ManInMi6 CGrow Cock MGrow Musc Dave had always dreamt of being able to grow like the Hulk, ripping through his clothes. Then he had a dream where he got his wish. Only—...was it a dream? Added Jul 2014 2,204 words 12,294 views 3.9 stars (8 votes)
- Drink by Also Known As Cock MGrow Musc Self A certain bar offers drinks with a secret and special kind of potency… just ask for “Rex”. Added Jan 2014 3 parts 18,838 words 17,498 views 4.9 stars (8 votes)
- Drug test by Also Known As CGrow Cock MGrow Musc Grow Added May 2011 8 parts 16,269 words 43,871 views 4.8 stars (12 votes)
- Dude! I thought I was straight! by Richard Jasper Cock HMusc Strong MGrow Musc Trent Bozeman, a senior, is king of his high school, hoping his next score will be Miss Titmuss, the drop-dead gorgeous Latin 1 teacher. Then he walks in! Added Apr 2020 2,999 words 3,859 views 3.0 stars (9 votes)
- The dudes by BRK Hard CGrow Cock MGrow Musc Retcon Self Grow Sugg The guys at school are really susceptible to suggestion—so much so that if you tell them something’s true, it turns out that it actually is true. Added Mar 2010 Updated Mar 2016 7 parts 15,936 words 98,436 views 4.6 stars (32 votes)
- Duet by Krisiar Cock Musc Added Sep 2013 1,052 words 11,111 views 2.1 stars (7 votes)
- The duplex by TheCandymanCan13 Bi Het Cock 2Gay Peter and his hot wife, Eleanor, are looking for a little excitement. They decide to try sharing sex with another couple, but don’t have much luck until a chance encounter introduces them to Henry and Rose, both of whom know exactly how to please a man and woman. Added Apr 2018 9,099 words 4,344 views 3.9 stars (8 votes)
- Dylan & Josh by Alakazam1988 Xmas Grad Balls Cock HyCock Tired of settling or doing without, Josh is determined to find a boyfriend with a more than ample package. Dylan meets his requirements… and then some. Added Apr 2019 Updated Jul 2019 16 parts 18,358 words 16,723 views 4.5 stars (24 votes)
- The e-journal by hyperboi Bro CGrow Balls Cock XBalls XCock MGrow Musc Nonc Tyler’s birthday is not going well: no one can come, not even his parents, and his big brother is being an obnoxious bully as usual. Plus he’s horny as heck. At least his best friend gave him a gift: an e-journal. He decides to write in it not about the way things are, but the way he wants things to be. Added Jul 2018 3,597 words 10,273 views 4.5 stars (15 votes)
- Elementary, Dr. Robinsen by Tereshky CGrow Cock MGrow Musc A talented scientist develops a revolutionary new muscle-growth serum, and learns the perils of self-experimentation. Added Feb 2020 1,015 words 3,944 views 4.0 stars (6 votes)
- The elevator ride by BRK Dialog Bi CGrow Taller Cock XArm XCock XLimb MGrow Musc Retcon Self Sugg Another long, boring elevator ride… and you’ve resisted messing with your coworkers for so long. Added Feb 2020 1,618 words 5,064 views 4.7 stars (12 votes)
- Empire by LenZelig AgeDiff Alien Beast Bi Bro CGrow Dad Virgin Taller Het Cock Mind MGrow Musc Nonc Self Slave Share Grow Space 2Gay Tksg Twins Series A massive consolidation of the entire “Bill’s Education” universe, incorporating the previously separately posted “The Surfer”, “The Rescue”, “Spring Break”, “Pickup Trouble”, and “School Days”, “Empire” is the wide-ranging tale of easy transformation and even easier sex across all boundaries—friends, family members, genders, even species—as a fortunate crop of humans stumble into a wider universe of size, muscle, double-digit-length cocks and much, much more and discover the true meaning of shared, radical, uninhibited pleasure. Added Apr 2019 38 parts 347,189 words 110,532 views 4.8 stars (38 votes)
- Enhanced muscle and futuristic porn by Marquis de Rent CGrow Cock HyCock Immob MGrow Musc PSD Grow Space Tf In a futuristic space convoy, a young doctor builds his career on groundbreaking male enhancements. Added Sep 2016 5 parts 25,251 words 24,535 views 4.4 stars (23 votes)
- Enhancement program by BRK Hard CGrow Cock HyCock Mcock XAbs XHead XLimb XPec The university’s program of offering body enhancement rewards for various kinds of scholastic and athletic achievements is very generous, and students like to have fun with the results. Added Jan 2014 Updated Jun 2018 4 parts 12,215 words 40,830 views 4.6 stars (16 votes)
- Enlargement by Boston Guy CGrow Grad Balls Cock HyCock MGrow Musc Nano Nonc Grow 2Gay Tf A medical engineer develops nanotechnology that could cure the world of multiple diseases. But his true motivation is not so noble. Added May 2013 Updated Jun 2013 5 parts 14,943 words 39,740 views 4.6 stars (18 votes)
- Enslavement by Taiga Star Cock Hum Slave Added May 2011 1,485 words 14,357 views 3.2 stars (5 votes)
- The escape by hyperboi Bro CGrow Cock HyCock MGrow Musc 2Gay Twins Sam and his brother find themselves taken in their sleep and trapped in some strange warehouse-like space, along with all the other teens in their community. Not only is there no way out, but something is happening to them all... Added Dec 2014 3,492 words 19,563 views 4.7 stars (19 votes)
- Eustace conquers the world by JayPat CGrow Viol Dom Taller Giant Cock MGrow Musc Grow Eustace, always the victim, decides to bulk up to avoid getting beaten up. At first he tries working out, but then he uses his smarts to create ways to boost muscle growth. It soon becomes apparent these are much more effective than anticipated. Added Mar 2019 3 parts 23,971 words 12,348 views 4.7 stars (10 votes)
- Ever growing by Alakazam1988 CGrow Het Balls Cock HyCock An account of what it’s really like to have a dick that keeps growing and growing and growing, sometimes fast, sometimes slow, but always more than you expect. Added Sep 2016 4,819 words 25,718 views 4.1 stars (14 votes)
- Everyone wants a cock as big as his wrist, right? by Robert James Amputation CGrow Cock Tf Talking about having a wrist-thick cock and actually having one are two different things. Added Mar 2019 1,448 words 4,810 views
- The exam by BRAD Dialog Taller Cock Musc Grow Steve visits the doctor for help dealing with his constantly increasing height, though his physician seems more interested in the side effects relating to Steve’s sensitivity and sexual arousal. Added Jan 2012 1,406 words 18,453 views
- Exercise regimen by BRK Hard CGrow Taller Cock XLeg XLimb 3Legs Exercise really does improve the body! And really fast, too! Added Feb 2010 2 parts 846 words 16,220 views 3.6 stars (5 votes)
- Extra jeff by Josh Dugan Cock XCock XLeg XLimb Rep WFoot You really can't get enough of Jeff even though there is so much of him. Added Sep 2005 596 words 8,102 views
- Extreme reality game by Libra CGrow Hairless Cock XCock NipC Jacob downloads a game that allows him to change reality. He’s particularly intrigued by the variety of options relating to his junk. Added Aug 2011 3 parts 3,946 words 17,611 views 4.0 stars (6 votes)
- The fake boyfriend by BRK CGrow Dig Taller Grad Cock HyTongue MGrow Musc PSD Grow Zeke must travel back to his hometown, Woody Hole, in a last-ditch effort to prove he’s gay and end the eternal matchmaking with his high-school girlfriend, Stacy. A fake boyfriend is the only way—but Zeke’s closest relationship is with a customized character from an open-sandbox simulation game, a cocky personal trainer named Troy. Added Aug 2020 4 parts 13,706 words 4,092 views 4.7 stars (7 votes)
- Family trouble by HandsomeLitleBoy Bro CGrow Taller Balls Cock Cum MGrow Twins Max starts to notice some strange behavior from his big brother Brad—behavior that involves ungodly amounts of cum. Added Oct 2020 2 parts 2,454 words 5,051 views 4.6 stars (5 votes)
- Family values by FanTCMan Bro Hair Cock MGrow Musc 2Gay Visiting his brothers in California leads to surprise after surprise, starting with their being much bigger than they had been before... Added Jul 2014 1,448 words 25,312 views 3.9 stars (30 votes)
- The fan by Also Known As CGrow Taller Cock MGrow Musc PSD Grow A short story about a muscle growth author who meets a fan who can fulfill his fantasies. Added Mar 2019 4,203 words 6,987 views 5.0 stars (8 votes)
- Fantastic island by FanTCMan CGrow Dumb Cock HyCock MGrow Musc Nonc Self Gene’s island vacation takes a sudden twist when he meets a handsome stranger and has a drink with him, only to wake up blearily to encounter the man’s muscle giant fuck toy... and his own body is feeling very strange... Added Jul 2014 5,249 words 26,606 views 4.6 stars (31 votes)
- FertiliGro by BeastCZ Addict Hard Bi CGrow Hair Het Cock MGrow Musc 2Gay FertiliGro, a new fertility supplement, promises improved virility and sexual experience in men—though people don’t realize just how much the little capsules will change their life. Added Feb 2020 2 parts 1,729 words 6,660 views 4.4 stars (5 votes)
- A few minor adjustments by Cris Kane Cock MGrow Musc Grow 2Gay Geeky freshman Ryan is given a camera with special selfie-editing options that Instagram hasn’t thought of yet. As Ryan adjusts to his modified body, he then applies the camera’s effects to his jerk of a roommate, leading to all sorts of complications and an unexpected encounter with his roommate’s bro buddy Shiloh. Added Oct 2014 4 parts 19,736 words 27,602 views 4.7 stars (30 votes)
- Field agent by BRK Btaur Cent CGrow 4Legs Cock HyCock Cum Infect XArm XCock XLeg XLimb MGrow Nude Rep Grow Twins Special agents Adkins and Barber interview a rancher in relation to their current case. There’s something odd about the handsome Latino, though—starting with the fact that he won’t get down off his horse. Added Apr 2020 Updated Nov 2020 2 parts 5,236 words 4,603 views 4.8 stars (10 votes)
- Figurines by RdyRoger CGrow Cock MGrow Musc Race A pair of bracelets let the wearer gain the proportions and attributes of any figurine you pick up. Once you understand that, you start to realize there are some very well-built figurines out there... Added Feb 2009 4 parts 9,284 words 24,597 views 4.5 stars (16 votes)
- Finding Mark by nightwolf285 CGrow Cock MGrow Musc Grow Turning 16 means lots of changes for Mark. The one he’s not expecting is the ability to change his own body. Added Oct 2010 11 parts 28,620 words 35,405 views 5.0 stars (12 votes)
- Finding Owen by BRK Bro Hair Taller Cock MGrow Musc PSD Grow Supn Wbear Were Series Owen Banks witnessed Max finding his destiny up on the mountain, then realized he was changing, too. Was he like Max, or was something else awakening within him? He decided he was going to find out. Added Aug 2019 Updated Feb 2021 7 parts 47,104 words 15,652 views 5.0 stars (14 votes)
- A fine bromance by Richard Jasper CGrow Hair Cock MGrow Musc 2Gay Once Roger finds a young straight boy lifting buddy, the growth (muscles and cock) really takes off—for both of them! Added Jan 2020 3 parts 6,603 words 6,411 views 4.8 stars (8 votes)
- First big date by Peterbilt AgeDiff CGrow Dad Virgin Cock Musc Football star Jason comes home from his first big date and ends up having a heart-to-heart with his dad. Added Dec 2007 3 parts 36,548 words 27,797 views 4.9 stars (16 votes)
- First day by Thatbadwriter CGrow Cock HyCock MGrow Musc PSD Grow Dylan’s first day waiting tables at the Scottish tea house seems to be going great, until his kilt starts riding up. Added Nov 2020 964 words 3,922 views 4.1 stars (8 votes)
- The first time by Golddream CGrow Cock HyCock Musc Grow Dave needs a place to stay, and fortunately, his gym bud Thomas is there to help. But in the week that follows, Dave is introduced to a whole new world of sensations. Added Mar 2017 1,344 words 8,620 views 3.2 stars (10 votes)
- First time(s) by Richard Jasper Cock MGrow Musc Our perennial protagonist, Roger, records seven different versions of his first-time same sex encounter. The usual steamy muscle growth fantasies ensue. Added May 2020 6 parts 8,181 words 2,021 views
- Flashmob by BRK NoShirts Taller Cock XCock MGrow Musc Rep Jacob receives a strange camera that has an unexpected effect when he takes a picture of his hunky roommate, Keith, with whom he’s become increasingly smitten. Added Mar 2015 Updated May 2020 12 parts 50,403 words 28,945 views 4.6 stars (41 votes)
- For lovers of huge cocks by Unknown CGrow Cock Added Mar 2003 3,060 words 19,085 views 4.3 stars (12 votes)
- Forced growth by hyperboi CGrow Cock HyCock MGrow Musc Nonc Added Oct 2013 5 parts 6,397 words 92,105 views 4.3 stars (43 votes)
- A foreign Josh by Tpm45 Cock Musc Wandering a Caribbean island on a Spring Break trip with his self-involved parents, Josh is offered a way to achieve his secret desires. Added Jun 2013 1,066 words 15,134 views
- The forge by mf81 CGrow Cock Cum MGrow Musc Paul meets Derrick, mysterious blacksmith that invites him up to his place up in the woods called The Forge. What he finds there will change life in ways he couldn’t imagine. Added Oct 2018 3 parts 7,122 words 7,662 views 5.0 stars (17 votes)
- The formula by hyperboi AgeDiff Bro CGrow Dad Cock HyCock MGrow Musc Self Twins Mike begs his genius friend Jeff to try coming up with a cock growth formula. Jeff assumes Mike doesn’t want to look too small when he goes out for the swim team, but the secret truth is, Mike’s ambitions aren’t limited to his own junk. Added Jan 2021 Updated Feb 2021 4 parts 14,631 words 13,812 views 4.8 stars (26 votes)
- Fortitude by BRK CGrow Cock MGrow Musc Grow Space A starship full of hot young recruits gets marooned in a strange part of space that seems to have an augmenting effect on the crew, leaving the AI and the unexpectedly immune commander to try to get them free. Added Aug 2009 Updated Mar 2018 3 parts 8,994 words 31,728 views 4.7 stars (34 votes)
- Four for the game by Clearlyhere Swap Bro CGrow CShr VGL Cock MGrow Musc Grow Four jocks play a body changing game. Added Feb 2017 2,962 words 15,239 views 4.5 stars (19 votes)
- The four jocks by BRK CGrow Cock XLimb MGrow Musc Rep Tf Series A game than asks really peculiar questions leads a group of four young jocks through a series of progressively more exciting transformations. Added Sep 2009 4,470 words 27,363 views 4.8 stars (10 votes)
- The four jocks book 2 by BRK CGrow Cock XLimb MGrow Musc Rep Twins Series The game has been passed on to a bunch of swim team hotties, who elect to play immersed in a hot tub. Added Sep 2009 2 parts 3,968 words 16,008 views 4.6 stars (5 votes)
- The four jocks book 3 by BRK CGrow Cock Mcock XCock XLimb MGrow Musc Rep Self Series Once again the game leads to amazing transformations in Ted and his friends. If only they had any idea of what was happening to them. Added Jun 2010 2 parts 4,108 words 15,905 views 4.6 stars (5 votes)
- The four jocks continued by Josh Dugan Cock XLimb Rep Series This turned out to be one really great wish. Added Sep 2009 2,390 words 21,964 views
- The four jocks: Online edition by BRK Hard Bro CGrow Cock Mcock XCock XLimb XTorso MGrow Musc Rep Series A futuristic all-virtual version of the game leads to transformations in their already-tweaked full-body avatars, which they're able to experience in the VR space as if they were their real bodies. Added Jul 2012 3 parts 7,578 words 15,594 views 4.6 stars (7 votes)
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- The four jocks: At the lake by BRK Hard Bro CGrow Cock XArm XCock XLimb MGrow Musc Sugg Twins Series When Dane and his brother Sean go on a celebratory road trip after finishing college, Sean's best friends, the Fernandez twins, naturally tag along. But their trip takes a strange turn right out of the gate, not least thanks to a game the guys find in their room at the lakeside bed and breakfast. Added Jul 2017 5,950 words 9,162 views 4.4 stars (11 votes)
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- Frank’s boyss by Multiple Authors Bro Cock XCock XLimb Added Mar 2009 2 parts 5,815 words 15,933 views
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- Friendship by muscl4life Cock MGrow Musc Grow Added Nov 2014 4,143 words 19,255 views 4.6 stars (5 votes)
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- Fuck buddies get big by Richard Jasper CGrow Cock Strong MGrow Musc Newly retired Roger and his new friend Jim find that their passion in the bedroom is having prodigious results in the gym! Added May 2020 4 parts 7,180 words 3,520 views
- A fucking god by Jerkoffcentral Bro CGrow Balls Cock HMusc MGrow Musc A teenager is both exasperated and incredibly turned on by how his body and everything about it seems to be getting freakier and freakier. Added Mar 2019 Updated Jun 2020 2 parts 5,278 words 23,833 views 4.5 stars (17 votes)
- Fuel by BRK CGrow Cock MGrow Musc An isolated Wyoming gas station and its lonely proprietor seems to be a nexus for a certain kind of man. Added Dec 2009 2,273 words 4,915 views 4.2 stars (5 votes)
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- The G by Braun1 Cock Hypno MGrow Musc Working at the gym in a small town you get to admire the local muscle on the sly. But when someone comes along who’s muscled to the point of being inhuman, all bets are off. Added Mar 2013 6 parts 43,307 words 25,594 views 5.0 stars (7 votes)
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- The gift that keeps on giving by Thatbadwriter Fur CGrow Viol Giant Cock HyCock Grow Walt offers his friend a necklace as a gift, but it’s a far greater gift than either realize. Added Sep 2019 4,063 words 6,120 views
- The gifted child by JayPat Cock Strong MGrow Musc Slave Young psychologist Justin Conroy poses as a valet to profile Evan, as genius prodigy whom his father things might be a sociopath. Evan has his own plans for Justin—and for some illegal genome experiments he’s uncovered. Added Oct 2012 7 parts 45,420 words 39,439 views 4.5 stars (17 votes)
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- The good freak by Also Known As Hard CGrow Taller Grad Balls Cock Cum Infect MGrow Musc Grow Kevin Peters is a cheerful, very fit young man who happens to be getting bigger and hotter in every way, much to the bemusement (and secret arousal) of his doctor. Soon the guys around him are growing too, and Dr. Donaldson discovers even he’s not immune... Added Nov 2002 33 parts 33,508 words 35,430 views 4.9 stars (15 votes)
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- Graham by Richard Jasper Cock Musc The author’s imagined encounter with a hunky online friend. Added May 2020 542 words 1,545 views
- The greed demon by Marquis de Rent CGrow Demons Cock HyCock Incub MGrow Musc PSD A greed demon finds a human with immense greed and decide to have some fun with him. Added Oct 2017 2 parts 7,674 words 18,273 views 4.9 stars (14 votes)
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- Greg and Jesse by BRK Bro Weed CGrow Cock Merg XArm XCock XHead XLeg XLimb XPec Rep Stack Greg and Jesse are already pretty close. But the addition of a little premium weed combined with a video chat session makes them even closer. Added Mar 2009 Updated Jan 2018 3 parts 6,991 words 27,126 views 4.6 stars (19 votes)
- Grow lamp by Dream Big CGrow Taller Cock HyCock MGrow Musc Self Grow Series The old lamp and light bulb Jeremy found at a flea market turn out to have some unexpected side-effects—effects that Jeremy’s lifelong best friend Tom can’t fail to notice. Added Jun 2018 10 parts 14,030 words 25,530 views 4.7 stars (32 votes)
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- Growing boys at UMich by iciss CGrow Cock MGrow Musc Those football jocks in the UMIch gym are about to get a whole lot hotter. Added Jan 2007 4 parts 7,144 words 32,069 views 4.7 stars (18 votes)
- Growing closer by Chance Micheals Bro CGrow Cock MGrow Musc Spying on Luke, the object of his lust, young Gareth discovers that Luke is even more special than he thought—and then Luke’s brother shows up. Added Jun 2015 1,018 words 13,599 views 4.0 stars (17 votes)
- Growing problems by Joushy Cock MGrow Musc Added Mar 2012 2,821 words 25,968 views 3.8 stars (9 votes)
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- Growing together by YungFrancis CGrow Cock HyCock HMusc Immob MusBr MGrow Musc PSD Grow Sammy’s one of a whole group of massive muscle freaks who spend all their time working out and dealing with being huge. He’s already too big for doorways, his husband, Tommy, is even bigger, and they want to keep growing. Added Dec 2018 2 parts 6,563 words 10,657 views 5.0 stars (5 votes)
- Growth by association by Richard Jasper CGrow Taller Cock MGrow Musc 2Gay Supn When Roger Clark—improbably huge, impossibly built—shows up at Fitness World wanting to hire half a dozen personal trainers (all male) for 12 weeks, the guys don’t know what to think. But they all say YES when he quotes a price that’s about 10 times their going rate! Growth, growth, and more growth ensues, in the muscle department and down below. Plus these totally straight jocks wind up being not so straight after all! Added May 2020 8 parts 10,404 words 3,274 views
- Growth experiment by Anarchy A CGrow Cock Cum MGrow Musc Scrawny Edward awakens to find himself the subject of an experiment designed to help him grow a little bigger, except the procedure proves far more effective than anyone could have anticipated. Added Jun 2015 1,815 words 22,053 views 4.2 stars (19 votes)
- Growth school by Writ Bro CGrow Dom Cock Lycra MusBr MGrow Musc Bond Slave Kit’s rebellion against his rich, inattentive father ends him up in a school for delinquents. Only, it’s not at all what Kit expects. Added Jun 2018 Updated May 2019 12 parts 55,825 words 42,340 views 4.6 stars (18 votes)
- Grrrroooowwwwing by Kaelan CGrow Balls Cock HyCock Cum MGrow Nonc Kevin finds Bryan on Tinder, but doesn’t realize that he’s a special man who can help him realize his dream to continuously grow bigggggeeerr… Added Jan 2018 Updated Mar 2018 3 parts 6,272 words 26,305 views 4.4 stars (19 votes)
- grUV by quickquezzed CGrow Cock HyCock MGrow Musc Self Grow Friends go out clubbing by the water and make a hunky new friend, Brad, who likes to swim and looks great in just a red speedo. Brad has a secret that he hadn’t planned to show his new friend, but things soon get pleasantly out of hand. Added Nov 2017 5,910 words 32,599 views 4.9 stars (198 votes)
- The guinea pig by JayPat CGrow Viol Taller Cock MGrow Musc Nonc Grow Jeff and Zach score some unconventional workout juice, but since they don’t know its effects they decide to try it out on Jeff’s skinny, picked-on brother, Nate. Added Feb 2019 5,711 words 11,749 views 4.1 stars (10 votes)
- Guycanthropy by Ziel CGrow Taller Giant Hallow Cock HyCock MGrow Musc PSD Grow Jaimie was planning on spending Halloween at home gaming it up, but a text from his pal prompts him to go check up on their mutual friend. What Jaimie finds surpassed his largest and wildest dreams. Added Nov 2019 5,804 words 9,954 views 4.8 stars (8 votes)
- Gym class hero by Tigerjay Cock MGrow Musc Mason Hatchett, an overweight, out-of-shape, 18-year-old student, ends up in the senior athletics gym class against his will. Mr. Tyler, the athletics coordinator, has a... proposal... for alternative participation that Mason finds it very hard to pass up. All he has to do is test an experimental drug. What could go wrong with that? Added Aug 2009 Updated Jul 2017 2 parts 6,283 words 25,296 views 3.9 stars (12 votes)
- Gym maniac over his head by MuscularEmperor CGrow Viol Cock HyCock HMusc Infect MGrow Musc Nonc Rape Grow Alexander discovers that the sweat and sperm of bodybuilders affects his own body, which begins a dangerous and destructive obsession. Added Jan 2020 3,322 words 8,073 views 3.4 stars (13 votes)
- Gym parasite by Aphon CGrow Balls Cock HyCock Infect Nonc 2Gay When a failed experimental piece of parasite goop finds itself in a gym, it must spread itself quickly or die. Its means of transmission has some huge side effects, whether you like it or not… Added Dec 2019 1,711 words 9,523 views 4.5 stars (16 votes)
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- Hackers at the womb wall by dymondbolt Cock MGrow Gut Musc Grow Dev thought laying down big bucks at Body Modifications for a bit of physical upgrade would be safe as houses, but things don’t always go to plan. Added Aug 2013 2 parts 6,370 words 16,027 views
- The haircut by Richard Jasper CGrow Hair Taller Cock MGrow Musc Grow Hunky daddy musclebear Dennis Allman is a 50-something hair stylist. Nerdy 20-something Blake Henry is 20-something computer geek seriously working the Bill Gates look, i.e., bad hair and worse glasses. Dennis sets out to give Blake a new look. And succeeds beyond their wildest dreams! A personal fave of the author (who has a hairstylist a lot like Dennis!.). Added Aug 2020 4 parts 5,588 words 2,911 views
- Hall of mirrors by John CGrow Cock HyCock MGrow Musc Funhouse mirrors in a run-down carnival unexpectedly rebuild Bob’s body into a 500-pound, densely packed muscle fantasy. This seems like a godsend for his now-routine fifteen-year relationship—if only he can lure Dan into the Hall of Mirrors too. Added Jun 2017 2 parts 12,475 words 9,735 views 4.8 stars (6 votes)
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- Hank has three choices by Clearlyhere CGrow CShr Dom Cock MusBr MGrow Shr 2Gay It starts with Drake lusting after his roommate Hank. The real choice lands with Hank. He has three choices on how to use his toy. Unfortunately, it can exceed recommended usage. Added Jun 2020 4 parts 4,694 words 4,962 views
- Happy little accidents by MainAttraction CGrow CShr Balls Cock Self Tf Nils gets a special gift from a new friend in French class, but it take him a while to discover just what it can do. Added Dec 2020 Updated Jan 2021 2 parts 4,915 words 3,978 views 4.6 stars (14 votes)
- Hard body by Also Known As CGrow Dom Balls Cock MGrow Worship Musc Grow Tf Uncannily attractive and hunky teenager John is sent to the latest in a string of health professionals over his unusual condition: he’s always horny, and it affects his body in a very unusual and highly provocative manner. Added Oct 2016 Updated Oct 2019 14 parts 75,283 words 62,362 views 4.3 stars (76 votes)
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- Helping hands by BRK Balls Cock Cum XCock Miller is always in the barracks stroking himself with both hands. Then one day he gets a chance to have a cock for each hand. He doesn’t, at first, grasp all the implications of that scenario. Added Jun 2019 1,760 words 3,602 views 4.3 stars (7 votes)
- Henry’s special talent by HardStallion CGrow Cock Self Henry has a magical ability to make things grow, and he suddenly realizes it would be a shame if his garden were the only thing benefitting from it. Added May 2014 3,383 words 14,518 views 4.7 stars (12 votes)
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- Hey, buddy by Dream Big CGrow Giant Grad Cock MGrow Musc PSD Self Grow Tf Ben’s high school crush, Charlie, resurfaces in his life after a mysterious incident at sea left him with a strange tattoo and a propensity for slow, inexplicable growth. Added Oct 2019 Updated Aug 2020 15 parts 15,491 words 15,232 views 4.9 stars (22 votes)
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- His cock gets huge by Jack Hardwood CGrow Balls Cock HyCock Cum MGrow Male model Pietro washes up on a remote island inhabited by a society of men where everyone wants their cock to be as big and fat as humanly possible. Pietro just wants to go home, but his almost constant boner is getting bigger and bigger, and he doesn’t know how much longer he’ll be able to walk. Added Dec 2017 Updated Apr 2018 8 parts 14,650 words 38,032 views 4.7 stars (31 votes)
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- Hollyville by Tereshky CGrow Horror Balls Cock Cum XAbs XArm XLimb XPec MGrow Musc Rep Grow Stack Tent Tf Wings The sleepy town of Hollyville, Alabama finds that strange things are happening to some of its people. It’s one man’s job to find out, but is he prepared for the mystery, suspense, and life-altering changes to come? Are you? Added Nov 2019 Updated Feb 2020 9 parts 43,996 words 13,707 views 4.9 stars (16 votes)
- Home for the holidays by Richard Jasper Bro Xmas CGrow Taller Cock MGrow Musc Chris Kirkpatrick, an 18-year-old high school Big Man on Campus, is eager to see his slightly older brother Roger back “home for the holidays” after his first semester as a freshman at State. Boy, is he in for a surprise! Added Dec 2020 3,149 words 3,155 views
- Honey and cum by Ro_burrr CGrow Virgin Hair Taller Het Cock MGrow Musc Grow Anna helps her husband with his “small problem”, with (un)foreseeable consequences. Added Jan 2021 5,649 words 3,321 views 4.8 stars (6 votes)
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- Hookah head by Amus Cobblestone CGrow Balls Cock Cum Mind XCock Jamie and Gary agree to plot the seduction of hot freshman dude Tim, with a little help from their hookah and a mysterious herbal blend. The only stipulation: they have to share. Added Jan 2013 2,577 words 10,437 views 3.5 stars (11 votes)
- Hot cocko by Ziel CGrow Balls Cock HyCock What was supposed to be a romantic vacation takes a turn for the worst when a freak blizzard leaves Dave alone in a remote cabin. Bored and lonely, what’s a guy to do but curl up in front of a nice, toasty fire with a nice, warm cup of hot… cocko? Added Dec 2020 4,447 words 2,356 views
- Hot night air by Josh Barrett CGrow Hair Cock MGrow Musc Added Feb 2014 2 parts 3,500 words 16,826 views 4.7 stars (12 votes)
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- Hothouse by Josh Dugan Cock XCock Plants A rather exotic species of hybrid plant thrives in one of the hotter hot-houses. Added May 2002 1,388 words 6,782 views
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- I need to borrow your cock by BRK CGrow Det Cock XCock Retcon Self Sugg Joey promised a really hot guy he could suck both his dicks. Only he just has the one, so he really needs to borrow his roommate’s. Don’t worry, he’ll return it. Added Jun 2012 Updated Feb 2020 4 parts 14,604 words 26,861 views 4.5 stars (20 votes)
- I think, therefore I am by LeatherGryphon Cock MGrow Musc Series Lance’s telepathic DNA-rewriting equipment opens up incredible new possibilities, but he and Dale need to test it patiently. Only, who could be that patient? Added Jul 2014 6 parts 12,236 words 14,654 views 4.7 stars (15 votes)
- I wanna be big by Daveisdaddy CGrow Cock Added Jul 2013 3,770 words 13,494 views
- I want what I want by NCGazza CGrow Viol Taller Giant Balls Cock HMusc MGrow Musc Nano PSD Grow Multitrillionaire Benjamin Kind has Professor Grant Jennings create a DNA altering nanobite to give him the body he’s always wanted. Added Mar 2019 Updated Apr 2019 2 parts 9,243 words 14,699 views 4.5 stars (13 votes)
- I wanted a bigger cock, but this was ridiculous by Arron James CGrow Balls Cock BACock HyCock Cum Ian seeks a doctor’s unconventional and untested treatment for making his cock and balls bigger… only the serum is much, much more potent than either the doctor or his patient anticipated. Added Jul 2018 1,189 words 11,187 views 2.3 stars (18 votes)
- Ice ice baby by David CGrow Virgin Cock HyCock A well-hung rap star has an encounter with a couple of very devoted fans. Added May 1997 7 parts 24,275 words 25,830 views 4.2 stars (6 votes)
- If only by BRK Cock XCock Rep Sugg Tf Steve hasn’t noticed yet how the world shifts a little every time he says "if only”. That’s okay. Added Mar 2006 2,591 words 14,924 views 4.4 stars (11 votes)
- In the sack by Neltharion5 Cock Infect MGrow Musc Brian finds a magical backpack that uses magazines as fuel to transform him. Soon, he realizes that his enhancements are sexually contagious, making his sex partners hotter. What else will he discover about the magic sack? Added Mar 2017 3,526 words 9,917 views
- Induced transformation: a brief history by BRK AgeDiff AgeDown Dialog Bro CGrow Dad Cock HyCock Cum Infect MGrow Nonc Rep Retcon A father explains to his son that back in his day, they didn’t have any of these fancy-schmancy apps with built-in retcon. Back then, if you changed someone, they changed, and everyone had to just suck it up and deal with it. Added Jun 2020 2,248 words 4,597 views 5.0 stars (11 votes)
- Insta-hotties by BRK Cock XHead Musc An admirer gives webcam muscle hunk Tim a magical sponsoring gift of more of what his fans love most about him—which turns out to be his gorgeous face. Added Jul 2014 2,176 words 11,634 views 4.8 stars (13 votes)
- The intern’s curse by BRK Hard CGrow Cock HyCock Cum Nonc Self A cocky lawyer’s son makes an ill-judged joke, and unfortunately he does it front of someone with the ability to make it literally true. Added Jun 2019 1,370 words 8,967 views 4.3 stars (12 votes)
- The Interview by MutaBear Cock BACock HyCock Nonc Bond Tf A college-aged jock decides to go for an interview that offers high pay with no real qualifications. What's the worst that could happen? Added Jan 2020 Updated Feb 2020 2,753 words 4,906 views 4.0 stars (10 votes)
- Interview with the King of Dust by Betonhaus CGrow Dom Cock HyCock Cum Infect MGrow Musc Nano PSD Grow Jason Ramstaff, also known as the King of Dust, explains the strange growth effects of the extraterrestrial substance known as Dust—complete with a demonstration of exactly how he passes its effects on to others. Added Feb 2021 3,267 words 1,914 views
- The island by BRK Cock Banished to the remotest island in his family’s vast possessions for loving cock a little too much, Elliot is glum about his lonely exile—until he meets the caretaker. Added Oct 2015 3,445 words 9,964 views
- It was one of those weekends by Zeke Weed CGrow Pumping Cock A meat pumper’s dream weekend! Added Apr 2020 5,656 words 3,343 views 5.0 stars (6 votes)
- It’s all a bit ’haze’y by Ziel CGrow Balls Cock HyCock MGrow Musc Grow When Markus gets accepted into the frat of his dreams, he was expecting one hell of a hazing. The truth is something much bigger. Added Dec 2016 4,613 words 14,345 views 4.6 stars (12 votes)
- It’s not gonna stop now by Riu Fur CGrow Giant Cock HyCock Grow An size-hungry anthro squirrel takes some growth pills and gets much, much more growth than he bargained for. Added Oct 2016 3,508 words 11,686 views 3.3 stars (12 votes)
- It’s a Christmas miracle! by Richard Jasper Xmas CGrow Cock MGrow Musc It’s 2 a.m. Christmas Day, and Roger Jepson finds a very big surprise in his kitchen! Added Apr 2020 3,628 words 2,831 views
- Jackpot by Max Mann CGrow Cock MGrow Musc Grow Winning the jackpot means something different at this resort hotel where all the guests and staff start to transform before Tracy’s eyes into impossibly sculpted and phenomenally hung dream men. Added Feb 2009 3,913 words 22,443 views 4.6 stars (7 votes)
- Jake by Also Known As Cock Musc Added Nov 2002 2,891 words 14,428 views 4.6 stars (5 votes)
- Jallen by Richard Jasper AgeDiff Taller Cock MGrow Musc Orphaned from birth, Jallen’s amazing growth has continually confounded and upset the long procession of foster parents he has endured. Until he meets Officer Brian Molloy of the Houston P.D. Added May 2020 10 parts 15,365 words 2,835 views
- Jason’s big problem by Joven Bro CGrow Taller Balls Cock HyCock Cum MGrow Musc Grow Teen athlete Jason unwittingly becomes part of a shady experiment to produce progressively larger cocks and balls that generate way too much cum. His playful and curious friends get drawn in, and when his cranky brother is roped in as well, having massive equipment becomes even more difficult. Added Oct 2013 Updated Nov 2017 49 parts 114,700 words 152,745 views 4.5 stars (73 votes)
- Jeff the intern by BRK CGrow Taller Cock MGrow Musc NipC NipCum Grow Series Jeff is starting to feel like his body isn’t quite what it was a little while ago, and he’s at the office with coworkers around everywhere. And the changes are starting to pile up. Added Jul 2013 3,146 words 31,217 views 4.5 stars (20 votes)
- Jeff’s story by Muscle Flex CGrow Cock HyCock Lycra MGrow Musc Jeff wants muscles. He wants to be big, and the serum he found will do just that. He gets big all right, and not just his muscles. Added Jul 2002 4 parts 8,109 words 45,107 views 4.2 stars (15 votes)
- Jim’s shot by FanTCMan Dialog CGrow Hair Cock MGrow Musc Nonc Jim isn’t sure he wants to get any bigger—he’s already so muscled and so hung he attracts too much attention. But his doctor knows best. And once the shot’s in him, Jim knows being strong and hung is the only way to be. Added Dec 2002 2 parts 3,437 words 29,319 views 4.6 stars (14 votes)
- Jimmy by Anonymous Cock Added May 2002 2,892 words 9,285 views
- Jock bros by John Perrot Belly CGrow Hair Taller Grad Balls Cock HyCock Cum HMusc MGrow Musc PSD Grow Derek convinces his friend Matt to get ‘jocked up’. They never imagined the growth that would follow… Added Feb 2021 4,818 words 2,110 views
- The jock bully by JayPat Viol Dom Taller Cock MGrow Musc PSD Grow Series The once small and skinny Josh is now huge—nearly seven feet of muscle and power. But the guy he’s crushing on isn’t out, so Josh tries intimidation to get Rob to confront what he wants. Meanwhile, Josh’s brother also wants to get huge, and there’s a guy on his mind, too. Added Jun 2019 Updated Jul 2019 2 parts 13,397 words 9,250 views 4.8 stars (12 votes)
- Jocktaur pledge by BRK Btaur CGrow 4Legs Cock XLeg XLimb Twins High school track superstar Tommy finds he isn’t king of the world anymore now that he’s left his small town for the huge, sprawling State U. His hopes of getting into a big frat end up crushed, and his last hope is a house where the brothers keep to themselves and hardly let anyone in at all. Added Sep 2020 4,791 words 1,489 views
- Joey’s genie by RdyRoger CGrow Cock MGrow Musc Added Feb 2009 Updated Apr 2012 5,218 words 36,996 views 4.8 stars (8 votes)
- John the wizard by RdyRoger CGrow Hair VGL Taller Grad Balls Cock Cum MGrow Musc Grow Sugg John is a wizard and likes helping out his friends—usually in ways that involve none-too-subtle increases in height, equipment size, and muscle. Added Dec 2017 Updated Sep 2019 7 parts 24,468 words 27,113 views 4.5 stars (19 votes)
- Johnny Pecs by BRK CGrow Cock Musc Tf Unexpectedly inheriting part of an island estate off the coast of Maine, Kent travels there to assess his options. On arriving in Glen Rush, he meets the young caretaker—a handsome stunner who’s acquired, with some justification, the nickname “Johnny Pecs”. Added Sep 2017 2 parts 7,175 words 10,572 views 4.6 stars (11 votes)
- Joined by BRK CGrow Dig Taller Cock Merg XCock XHead XTongue XTorso MGrow Musc Nonc Rep Grow Dylan wakes up kissing an incredibly beautiful man he’s never met before, and finds that he’s more connected to this man than any lover he’s ever had. Added Sep 2017 Updated Feb 2021 5 parts 22,816 words 11,039 views 4.8 stars (17 votes)
- Jonathan’s journey by Richard Jasper CGrow Taller Grad Cock MGrow Musc Grow Join Jonathan and his best friend Todd on their four-year journey from geeky 14-year-olds to veritable mountains of mind-blowing muscle! Added May 2020 13 parts 13,301 words 2,628 views
- Josh’s genie by Anarchy A Cock MGrow Musc Grow Bullied teen swimmer Josh uses the unexpected acquisition of a genie to try improving things at school, one daily wish at a time. Added Oct 2015 Updated Jan 2016 4 parts 8,133 words 37,989 views 4.8 stars (6 votes)
- Joshworld.com by BRK Cock Self Josh explains what it’s like to be as big and as hung as he is. Added Oct 2002 2,426 words 14,005 views 4.1 stars (8 votes)
- The journal by Braun1 CGrow Hair Balls Cock Infect MGrow Musc Grow An ordinary college guy finds himself changing after a steamy encounter with a hunk named Brad, and decides to start documenting everything that’s happening to him. Added Feb 2003 11 parts 30,474 words 18,083 views 5.0 stars (9 votes)
- Juggernaut by ghostwriter CGrow Viol Het Cock MGrow Musc PSD Grow On a study abroad excavation, a black college student and former jock finds a mysterious red crystal belonging to the god Cytorak…what could happen? Added Jun 2018 Updated Jul 2018 4 parts 5,856 words 14,189 views 4.8 stars (16 votes)
- Just a little bigger by Dream Big Bi B/E CGrow Taller Grad Het Cock MGrow Musc Self Tf Drew has two problems: he’s got a crush on his two best friends, Vic and Sarah, and he’s self-conscious about being short and skinny. He’s not prepared for the changes that develop in both departments on their fateful post-graduation trip to New York City. Added Dec 2019 Updated Mar 2020 15 parts 31,368 words 17,941 views 4.6 stars (12 votes)
- Just say no! by MusicMuscle CGrow Cock MGrow Musc Added Mar 2006 2,482 words 13,932 views
- Just take one by LoverBoy CGrow Cock MGrow Musc Grow Andy is a brilliant, young academic who wishes to make his physical appearance match his intellectual acumen. But when he uses an “experimental” supplement from a dubious source, he may get more than he bargains for! Added Jan 2018 3,227 words 11,312 views 4.8 stars (6 votes)
- Justin (the bigger the better) by Giant Worshipper CGrow Giant Cock HyCock Strong MGrow Worship Musc Grow 2Gay A young man starts growing, and growing. He finds he likes it a lot. Added Nov 2009 15 parts 99,090 words 311,417 views 4.3 stars (70 votes)
- Karma pills by Musiker Fur Fluids CGrow CShr Cockless Dom Dumb Taller Grad Balls Cock Hum BHole Cum Mind MGrow Musc Nonc Mental PSD Slave Grow 2Gay Steve has been bullying the other members of Matt's Gym for ten years. When Matt gives Steve a new kind of muscle-enhancing pill, he conveniently forgets to mention some significant side effects. Added Jun 2019 Updated Jul 2019 5 parts 24,186 words 17,190 views 3.6 stars (14 votes)
- Keith DeMarco is huge! by BRK Taller Cock XAbs XArm XCock XLimb XPec Stack Top music critic Zach Savoy is finally handed a chance to interview pop superstar Keith DeMarco after a year of secrecy and seclusion. When he penetrates the singer’s inner sanctum, though, he’s not prepared for what he finds. Added Apr 2017 2 parts 7,608 words 8,116 views
- Kenji by Dream Big CGrow Taller Cock HyCock Cum MGrow Musc Nano Race Self Grow The new stock guy at work, Kenji, is Sam’s pure fantasy—cute, tall, muscled, cheeky, and packing—and Kenji seems just as appreciative. There’s a secret about how Kenji got that way, though, which Sam accidentally discovers the hard way. Added Feb 2019 Updated Mar 2019 6 parts 19,054 words 14,299 views 4.9 stars (12 votes)
- Kept boy by Richard Jasper AgeDiff Grad Cock MGrow Musc Philanthropist Jason is wealthy, handsome, and built like a brick outhouse. Eddy is a handsome lad newly arrived from East Buddha. They meet at the Y and the rest is muscle growth history! Added May 2020 5 parts 6,266 words 1,299 views
- The kid by Richard Jasper AgeDiff Cock MGrow Musc Derek Harcourt is 50-something hardcore walking wet dream of a musclebear. Frank is his 20-something straight boy lifting buddy. And Blake is a totally adorable 5’6 pup who is pleased as punch to be benching 205 lbs.—about what Derek can curl. The growth never ends! Added Dec 2020 3 parts 3,514 words 1,545 views
- King size by BRK Hard CGrow Cock Self King Rafe is subjected to a curse that will cause him, or rather a certain part of him, to become a monster, and his lover and mage-advisor Will is understandably conflicted about this turn of events. Added Aug 2006 Updated Feb 2020 6 parts 14,497 words 38,730 views 4.3 stars (12 votes)
- King size by Max Mann Cock MGrow Musc Jonathan, a young wizard, uncovers a poison plot against his friend, the beautiful king Gavin. Unfortunately, the potion to stop it may have some side-effects on the monarch. Added Jan 2013 5,656 words 24,444 views
- Kiss me by Zboro Fur CGrow Giant Cock MGrow Musc Grow Damien and his straight best friend (and secret crush) Jack spend a night watching a cascade of shooting stars, joking about the wishes they’d make to be bigger if the whole “wishing on a star” thing were real. But when the stars start to whizz by overhead, all Damien and Jack care about is getting closer to each other. Added Nov 2017 4,977 words 10,640 views
- The lab by Cris Kane CGrow Cock MGrow Musc Bret receives some surprise birthday gifts from his colleagues at the bio lab. Added Mar 2019 1,892 words 5,622 views
- Lactose intolerant by The Other One CGrow Balls Cock HyCock Cum Jake has always been very well hung, but after an unknown allergic reaction, his 8-inch cock turned to a steady 12. Unhappy with his new endowment, he would soon learn that size does in fact matter, especially when it starts again. Added Aug 2018 4 parts 3,203 words 10,429 views 3.8 stars (9 votes)
- Ladder of the heavens by Ziel CGrow Cock HyCock MGrow Musc Shr "Someone suggested that I do a story with piercings and jewelry that caused growth in the owner. I made use of some other suggestions as well so this story features a wide array of kinks including muscle/dick growth and even a touch of shrinkage, and there’s even a cute little *spoiler* with a *spoiler**spoiler*" Added May 2015 10,685 words 14,319 views
- Lake Cascade by TheCandymanCan13 Bi Het Cock Musc On an extended visit to a remote cabin, a bunch of guys learn something new about themselves. Added Apr 2018 16,556 words 5,834 views 4.0 stars (6 votes)
- The lamp by Neltharion5 CGrow Balls Cock MGrow Musc An archaeologist, an oil lamp (with requisite genie), and three wishes. Added Apr 2003 6,399 words 18,272 views 4.8 stars (5 votes)
- Landfall by BRK Xmas CGrow Dig Taller Cock XArm XCock XLimb MGrow Musc Tf When the mighty starship Q.S.S. Knox is destroyed falling through a suddenly created wormhole, its portable A.I. finds himself marooned on an alien world with the one man he can't stop thinking about. Added Dec 2019 3 parts 11,815 words 3,465 views
- The landing by C.W.P. Alien CGrow Cock Space Mulling the pointlessness of his life on a vacation to Alaska, Chris is thrilled to encounter a pair of extremely well endowed aliens. Added Jul 2014 3 parts 7,254 words 10,626 views 4.4 stars (11 votes)
- The last day of summer by TheMuscleMaker CGrow Viol Giant Cock HyCock MGrow Grow One depressed 18-year-old gets the boost he's always wanted... and then some. This last day of summer will be one to remember. Added Jan 2020 Updated Feb 2020 1,496 words 5,570 views 4.5 stars (19 votes)
- Last resort by Also Known As CGrow Cock MGrow Musc Grow Our narrator finds himself whisked off to a mysterious resort where everything seems perfectly designed to cater to his every fantasy—especially the all-male staff. But reality keeps changing around him, and he has no idea how or why. Added Jan 2014 8 parts 27,579 words 17,410 views 4.5 stars (13 votes)
- Late bloomer by Jay Emm Cock MGrow Musc Paul and Chet are trying to sort out the changes brought about by the growth gem, when a stranger appears to tell them about new and unexpected possibilities. Added May 2014 Updated Jul 2014 2 parts 5,900 words 22,189 views 4.7 stars (9 votes)
- Late reunion by LAComplex CGrow Viol Taller Giant Cock HyCock MGrow Musc Grow Four pornstars pay a visit to their 250-foot friend and colleague, Collin Simpson, and trigger a world-changing growth spurt. Added Jul 2019 3,972 words 4,901 views
- The Latin twins by RdyRoger Bro CGrow CShr Dom Taller Grad Balls Cock MGrow Musc Race Shr Grow 2Gay Sugg A man is gifted by "the watchers" to make changes to himself and others that will last for 24 hours. Two of his escapades are detailed in this story. Added Apr 2012 2 parts 7,238 words 32,086 views 4.6 stars (7 votes)
- Laundry day by Aphon CGrow Hair Balls Cock Hum HyCock MGrow Musc Nonc Grow A scientist on the verge of a cock growth breakthrough is a little careless and his formula ends up on the jockstrap of a hunky personal trainer, what could go wrong? Added May 2017 Updated Dec 2019 12 parts 9,685 words 31,793 views 4.3 stars (19 votes)
- The laws of desire by No Name CGrow Cock Immob MGrow Musc Yes, that really is a genie offering you three wishes. You get what you want—but what does the genie crave? Added Jan 2013 1,615 words 15,587 views 4.4 stars (5 votes)
- The lawyer by Nick Gallo Cock MGrow Musc Joe is eager to start work at a new firm. There’s just one odd thing about the place: almost everyone else seems a lot bigger than him. Added Jun 2015 2 parts 3,039 words 11,067 views 4.4 stars (5 votes)
- Lazarus by muscl4life CGrow Giant Cock MGrow Musc PSD Grow A rogue bio-engineer discovers a way to infuse young men with the strength of the sun. Added Apr 2018 3 parts 21,555 words 13,883 views 4.5 stars (13 votes)
- Leg transformation by Andrew James Amputation Cock Tf A horny guy with a prosthetic leg wonders what it would be like if his stump were turned into a huge cock. Much to his shock and delight, he gets to find out. Added Jan 2018 1,299 words 4,185 views 4.6 stars (5 votes)
- The legend of Pecos Peter by Luc Milne CGrow Cock HyCock Added May 2005 2 parts 2,910 words 12,125 views
- Letters flew across the room by MainAttraction CGrow Taller Balls Cock Cum MGrow Musc Rep Grow A tale of a man suffering the heat and eagerly awaiting a nice breeze. Added Aug 2018 2 parts 3,571 words 7,850 views 4.8 stars (11 votes)
- The life changing discovery by MuscleAndBulge CGrow Cock HyCock MGrow Musc Grow Stew is a short and scrawny teenager. But after he discovers a magical artifact, his life becomes bigger and better. Added Jul 2019 3,569 words 4,503 views
- Li’l Dude by Richard Jasper CGrow Taller Grad Cock MGrow Musc Grow Robert is a geeky college freshman, totally smitten with his “senior buddy,” a big, built, blond, hunky California surfer dude named Chris, who dubs him “Li’l Dude.” Ridiculous muscle growth ensues (as usual!). Added May 2020 10 parts 10,503 words 2,529 views
- Little bro by Ziel Bro CGrow Giant Cock HyCock MGrow Musc Grow Hunky big bro Liam has always teased his puny kid brother Connell. But after his accident, Connell got some experimental treatments that are guaranteed to change who calls who the “little bro” from now on. Added Apr 2017 5,382 words 30,637 views 4.7 stars (15 votes)
- A little thing by Riu Viol Giant Cock Grow Football star Alex heads for campus, but a normal day turns wild and awesome as he starts growing huger and huger right there on the street. Added Oct 2016 2,139 words 11,678 views 3.2 stars (14 votes)
- Loading... by Ziel CGrow Balls Cock HyCock HMusc Immob MGrow Musc Russel is feeling embarrassingly puny his first day trying to work out at the gym, but with a little determination, a few simple exercises, and his friend’s gag gift—a “Loading muscles…” workout tank and an “Enhance” brand jock strap to go with it—things start to turn around pretty rapidly. Added Feb 2019 7,139 words 14,306 views 4.5 stars (15 votes)
- Logan by Egi CGrow Cock MGrow Musc A simple tale of a small guy growing bigger. Added Jun 2017 3 parts 7,284 words 13,131 views 4.1 stars (13 votes)
- The long slow road to hugeness by Richard Jasper CGrow Grad Cock MGrow Musc Kevin Foxworth starts lifting at 16 with your basic Weider barbell set. Despite his best efforts, he never gains more (or less) than 10 lbs. of muscle per year. More than 20 years later, he’s still at it. Do the math! Added Aug 2020 6 parts 6,802 words 1,976 views
- The lost temple of Shar’hradar by Charvolth Fant Cock MGrow Musc Grow Twins I recently discovered that there was more to this D&D-inspired, enhanced-player fantasy adventure than I originally posted back when it was first submitted for the 2005 story contest. Here, very belatedly, is the rest of it. Added Jun 2005 Updated Aug 2016 4 parts 11,568 words 9,815 views
- Dragon’s Horde: Lowered into the drink by STrRedWolf Alcohol Fur Giant Cock HyCock XArm XHead XLimb XPec MGrow Musc Rep Stack Symb Series Be careful what you drink, because you may become the monster of your dreams before paying the price... your bar tab. Added Oct 2017 1,605 words 7,539 views
- Lucas gets everything he wanted, and more by Joven CGrow Balls Cock Lucas steals some of his researcher friend’s enhancement drug, and is elated when David decides to let him keep taking it once he turns 18. Added Jan 2019 8 parts 11,232 words 10,406 views 4.6 stars (11 votes)
- Lucid dreams by Bear Northman Cent CGrow Cock HyCock XCock Ever had a dream so erotic you wish it was real? I did once. Added Jan 2018 2,874 words 6,384 views
- The lucky accident by Alakazam1988 CGrow Hair Giant Balls Cock HyCock Cum HMusc MGrow Musc Grow An accident at the skate park leads to a treatment for Luke’s balls that not only heals them but starts them growing, and pretty soon it’s not just his balls that are bigger. Added Sep 2019 7,269 words 19,150 views 4.9 stars (7 votes)
- Lucky thirteen by anonymous submitter CGrow Dig XFace Taller Giant Balls Cock XAbs XBalls XArm XCock XHead XLeg XLimb XPec Rep Stack Ryan’s boyfriend comes with him to the test center for experimentation with a serum to multiply body parts. Added Mar 2020 2,973 words 2,834 views 4.2 stars (6 votes)
- Lumberjacked by Krisiar Addict CGrow Hair VGL Cock HyCock XAbs MGrow Musc NipCum Self Trapped by a snowstorm at an underheated family cabin in northern Manitoba, Henry and Will stumble across a hidden sauna in the woods while out looking for wood. It turns out someone out there wants to help out guys like Henry and Will who could do with a little size improvement. Added Aug 2011 Updated Oct 2011 4 parts 12,081 words 79,757 views 4.6 stars (24 votes)
- Lunch of champions by Cris Kane CGrow Cock MGrow Musc 2Gay Skinny nerd Tyler is befriended by a high-school football star and slipped some of the team's special training diet. Added Dec 2018 7,493 words 8,152 views 4.9 stars (9 votes)
- The madagascar charm by Reuben CGrow Cock MGrow Musc Shr Added Dec 2002 5 parts 10,797 words 17,669 views 4.8 stars (9 votes)
- Made for each other by Richard Jasper Xmas CGrow Hallow Cock MGrow Musc 2Gay Tksg Blake and Chad, two recent college graduates, meet at Muscles in Motion, the only gym in their small town in the Catskills. Thrown together as workout partners by the sex-on-a-stick straight boy personal trainer who doesn’t have any interest in clients beyond their bust size, Blake and Chad soon they really are Made for Each Other! Added Jun 2020 9 parts 11,359 words 2,567 views
- Magic ass by Lankyteen CGrow Virgin Cock Added May 2003 1,650 words 14,031 views 4.1 stars (7 votes)
- Magic cock by Anonymous CGrow Cock HyCock Added Apr 1997 3 parts 6,064 words 99,331 views 4.2 stars (9 votes)
- Magic eye by RdyRoger CGrow CShr Taller Balls Cock HyCock Lycra MGrow Musc Shr Grow Once he found out the secret of magic growing things suddenly seemed really easy for Al, until the day he was startled by Turner while he was staring deep into his hot friend, Tony. Added Aug 2019 Updated Sep 2019 7 parts 20,700 words 11,824 views 4.9 stars (12 votes)
- Magic hands by Anonymous Cock MGrow Musc Added Aug 2009 5 parts 5,138 words 15,325 views 4.6 stars (9 votes)
- The magic jockstrap by Ziel CGrow Cock Something short and simple this time around: A guy tries on a special jockstrap with interesting results. Added Jul 2016 1,385 words 13,039 views 4.8 stars (16 votes)
- Magnetic magic by Squidy CGrow Cock MGrow Musc Josh discovers his new roommate, Jack, has a powerful effect on him—especially his cock. Added Dec 2014 Updated Sep 2016 6 parts 13,223 words 42,743 views 4.5 stars (59 votes)
- Mail order by Unknown CGrow Cock Added Nov 2004 594 words 8,736 views
- Make the fur fly by LordTronimator Hard Fur CGrow Grad Balls Cock 2Anim HyCock Cum Nonc Nude Retcon Tf After a boy buys a custom-made fursuit based off his fursona and puts it on, his body begins to experience strange changes that only he seems to notice. Added Aug 2020 Updated Feb 2021 12 parts 17,595 words 10,282 views 4.9 stars (25 votes)
- Mal Sueno: A Halloween tale by JayPat CGrow Taller Hallow Cock Hum HyCock MGrow Musc Nonc Grow When a dumped ex seeks revenge on a hot muscle douche named Luke, it means a chance for his scrawny younger brother Jordan to turn the tables. Added Nov 2018 3 parts 9,079 words 9,874 views 3.9 stars (14 votes)
- Male scent by Frank Easky AgeDown Bro CGrow Hair Taller Giant Balls Cock HyCock Cum HMusc Pher Infect Scent MGrow Musc Grow Twins Apprentice magician Sean's potion exceeds his expectations, causing his personal musk to spread muscle growth to those who smell it. Added Jul 2002 2 parts 13,564 words 43,307 views 4.0 stars (15 votes)
- Mandemic by Ziel CGrow Balls Cock HyCock Cum Immob When the cock-growing virus breaks free, even quarantining may not be enough. Added Apr 2020 2,374 words 7,126 views 5.0 stars (7 votes)
- The manual by MainAttraction CGrow Taller Balls Cock HyCock Cum MGrow Musc Grow Follow the directions carefully for the use of the three-stage ENH-Serum Ekto, customized especially for you for maximum physical improvement in all categories. Added Sep 2019 1,278 words 6,179 views 4.4 stars (10 votes)
- Manzeum by Richard Jasper AgeDown CGrow Cock MGrow Musc Roger Funderburk is really pretty damned hunky for a man in his late 50s. But he’s also dealing with the health issues that tend to crop up in late middle age. Then his endocrinologist puts him on a new medication for his type 2 diabetes, one with some unusual side-effects. Or, in Roger’s case, spectacular ones! Added Jun 2020 9 parts 8,576 words 2,922 views
- Mariposa honeymoon: A six-pack story by Cris Kane Belly CGrow CShr Dumb Hair Cock MGrow Musc Mental Race Series Their flamboyant best-man Pierce gives strait-laced newlyweds Derek and Charles a mysterious six-pack to liven up their Cancun honeymoon. Added Dec 2018 Updated Feb 2019 19 parts 105,833 words 12,022 views 4.4 stars (9 votes)
- Mass X by Max Mann AgeDiff Xmas Dad Hair Cock MGrow Musc New Years Five short stories of men getting bigger and sexier, through the use of “Mass X”. Added Feb 2005 5 parts 19,019 words 34,472 views 4.6 stars (13 votes)
- The master by Also Known As Cock MGrow Musc Added Jan 2014 3,053 words 9,793 views
- The masters class by Corwin AgeDown Cock MGrow Musc Even if they’re still hale and strong, senior bodybuilders are bound to think wistfully of what their bodies were like back in the day. And, if they’re really lucky, they might get the chance to feel the potency of muscular youth all over again. Added Oct 2018 4,004 words 4,805 views
- Matched pairs by Jerkoffcentral Bi Bro CGrow Virgin Cock MGrow Musc Self Peter becomes infected, not just with growth, but with a need for more strength and size. Added Oct 2013 Updated Jun 2016 14 parts 42,000 words 50,740 views 4.8 stars (28 votes)
- Matt and his dad by Meddler Incs Dad Cock Hypno MGrow Musc Nonc 2Gay Symb Series When Matt comes home to visit his dad, he is forced into being part of The Crew. Added Jun 2020 3,343 words 5,224 views
- Max and Chris by Drillur Bro Cock Cum Two very hung brothers get tired of solo sex. Added Jul 2014 1,502 words 15,447 views 4.6 stars (22 votes)
- Max’s wish by Bulge101 CGrow Cock Infect MGrow Musc Grow Scrawny Max uses his wish-power to make himself worthy of the extremely hot bully he has a crush on, but his friend Bobby deserves his help, too, and soon lots of changes start happening at school and at home. Added Aug 2011 Updated Nov 2011 11 parts 24,647 words 252,888 views 4.5 stars (68 votes)
- Medicine show by Fafhrd Bi CGrow Virgin Het Cock HyCock Infect Lycra Self Series Added Feb 2012 Updated Feb 2014 174 parts 250,271 words 178,939 views 4.5 stars (20 votes)
- Medicine show continues by Longbow9 Bi CGrow Het Cock HyCock Series The Homer’s Odyssey of breast and cock expansion stories is continued by the story’s original creator, complete with even more breast and cock expansion. Added Mar 2016 8 parts 9,335 words 13,987 views
- The merger by Richard Jasper CGrow Cock Merg MGrow Musc When wannabe musclebear Rik Farnsworth and sexy twink Ryan Steinmetz finally get together, something surprising ensues! Added Jun 2020 2,481 words 2,615 views
- META jocks by BRK CGrow Cock XAbs XCock XHead XLimb MGrow Musc NipC Rep Grow Sugg Two members of a select fraternity full of superhot, multilimbed guys semi-obliviously compare notes on how their powerful cum promotes changes in their bodies—and, it turns out, each other’s. Added Aug 2009 4 parts 7,275 words 34,697 views 4.4 stars (14 votes)
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- The meteor shower by AGammer Bro CGrow Cock XCock XHead When the meteor shower hits his farm, it has an unexpected effect on the teenaged, and very horny, William: a gift of changing himself and, as it turns out, his equally horny brother. Added Jan 2013 2 parts 2,738 words 11,348 views 4.0 stars (5 votes)
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- Miller’s Miracle Grow-All by RdyRoger CGrow Taller Cock MGrow Musc Grow Daniel discovers a dusty jar of "Grow-All" that turns out to do exactly what it says. His attempts to use it to help himself and his friends, however, go a lot further than he planned. Added Sep 2019 Updated Oct 2019 2 parts 7,990 words 8,923 views 3.6 stars (16 votes)
- Mimbo drops by Absman420 CGrow Dumb Cock Mind MGrow Musc Nonc Rape 2Gay Tf Tom receives a secret serum that turns men into horny, dumb, huge-cocked muscle hunks. He decides to try it out on his bicycling buddy Sam, and discovers it’s extremely effective—especially in multiple doses. Added Jul 2011 2 parts 13,794 words 40,203 views 4.7 stars (28 votes)
- Mind and body by BRK Hard NoShirts Bro CGrow Taller Cock Hypno Mind XCock MGrow Musc Grow 2Gay Sugg Jack discovers that his knack for hypnosis is actually much more powerful than it should be. Naturally, he uses this to get the upper hand with his sexy jock brother, but that turns out to be a lot more complicated than he’d thought. Added Jun 2012 Updated Jul 2017 16 parts 66,227 words 125,308 views 4.7 stars (91 votes)
- Mindfuck by BRK CGrow Cock Self A budding wizard’s search for hands-free j/o leads him unexpectedly into a life of constant stimulation. Added Dec 2013 3,143 words 13,524 views 4.9 stars (8 votes)
- The minotaur equation by LeatherGryphon Fur CGrow Cock 2Anim Infect MGrow Musc Series After Dale rewrites his DNA to become a hugely muscled, hugely hung minotaur, he discovers he hadn’t thought through his transformation. Added Jul 2014 7 parts 16,439 words 24,389 views 4.7 stars (23 votes)
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- A miracle on 69th Street 2: Jingle bed rock by Ziel Xmas CGrow Cock HyCock Shr Series After the events of “A Miracle on 69th Street”, Nick visits Kris’s home at the North Pole only to find out that there is a strange caveat for having visitors in the magical land. Added Dec 2017 5,393 words 4,530 views
- Mirror mirror by Corwin CGrow Cock MGrow Musc Added Dec 2013 2 parts 8,532 words 14,235 views
- Mirror, mirror on the wall by Double-U CGrow Cock MGrow Musc That new mirror in his cocky, built roommate’s bathroom has some unexpected features. Added Feb 2019 2,188 words 7,187 views 4.6 stars (19 votes)
- The misadventures of Joe Hypercock by BRK Hard CGrow Cock HyCock Cum Musc New Years It's New Year’s Eve, and Joe’s having a weird day in the city even before he meets the strange man and his wang gets made stupidly huge. Added Apr 2019 2 parts 7,261 words 6,610 views
- Misdirected by BRK Bro CGrow Cock MGrow Musc Self Grow Ben doesn’t realize at first exactly why his annoying older brother’s secret rituals to make himself bigger and stronger are going wrong, only that he feels pretty strange himself lately. Added Oct 2009 6 parts 5,664 words 31,537 views 4.7 stars (17 votes)
- MissinGRO by Ziel Ass Cock XBalls XArm XCock XLimb PSD Grow Javier discovers to his delight that encountering the infamous Pokémon glitch Missingno can have unanticipated real-world effects. Added Mar 2017 5,534 words 8,232 views 5.0 stars (8 votes)
- Mister by Richard Jasper AgeDiff Dom Cock Musc Musclegod Frank doesn’t know quite what to think of the hunky Latin kid who seems to trip over his own feet whenever Frank shows up. For his part, Eduardo is trying not to cream his pants whenever he looks in Frank’s direction. Eventually, they figure it out! Added Jun 2020 1,855 words 1,359 views
- The Mod by BRK CGrow CShr Hair Taller Cock XAbs MGrow Musc A couple on their anniversary cruise tries that new designer transformation drug, only they don't quite get what they bargain for. Added Jun 2019 1,594 words 5,949 views
- Modern rites by red_king CGrow VGL Cock BHole HyCock Cum Immort MusBr MGrow PSD Bond Grow Supn Tf Matt’s life changes forever when he receives divine investiture from an old fertility god, fallen from the pantheon, in exchange for his devotion and cooperation in finding more followers. At first it sounded like work, but soon he’s having too much fun to care. Added Dec 2018 Updated Jun 2019 15 parts 45,417 words 21,077 views 4.6 stars (28 votes)
- Mohawk nation by Also Known As CGrow Cock MGrow Musc It started with a calendar: twelve men who were stunning in a dozen different ways, bearing the same symbol—the sign of a growing nation of men raised to unparalleled beauty and fathomless sexual ability and appetite. Added Jan 2014 2 parts 11,514 words 9,617 views
- Monster Mashup by matt1008 Fur Hallow Cock Slave Grow Supn Tf Vamp Were Four bored guys at a Halloween party decide to play a game that unexpectedly results in delightfully monstrous transformations. Added Oct 2020 7,288 words 2,062 views
- Moon of masculinity by WhiteShadow Hair Balls Cock MGrow Musc Grow The moon... always shining down from above during the darkest of nights. Some say it has powers of its own, while others claim that it is just a catalyst of some other natural order. I wonder what Anthony would say. Added Jan 2017 2,498 words 12,810 views 4.7 stars (9 votes)
- More than advertised by LookinToGrow CGrow Cock MGrow Musc PSD Grow Two men meet at the gym one day, and both hope to become even bigger and stronger then they once were. Added Jan 2017 Updated Nov 2018 4 parts 4,732 words 17,978 views 4.9 stars (7 votes)
- More than expected by LennoxBear CGrow Virgin Hair Balls Cock Infect MusBr MGrow Musc NipCum Nonc Added Jul 2002 5 parts 20,375 words 76,467 views 4.1 stars (15 votes)
- Morning body by BRK CGrow Fly Taller Grad Cock Rep Self Wings An intense capacity for imagination makes real the things others only dream of. Added Nov 2003 2 parts 8,240 words 19,138 views 5.0 stars (7 votes)
- Morph cam by BRK Cock MGrow Musc 2Gay A 3-D website that lets you morph digital hunks on cam is really, really realistic. Added May 2011 1,732 words 24,390 views 4.4 stars (5 votes)
- Morphed male bulge freaks by TitMorpher Cock Musc Images The future world of muscle cock bodybuilders becomes competitive, but top-seed Biff is especially amazed to pose off against someone who’s as hugely cocked as him without having had any augmentation down there at all. Added Dec 2012 Updated Apr 2015 2 parts 4,889 words 51,844 views 3.8 stars (5 votes)
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- A most unusual curse by BeefyBullGuy Absorb Cock BACock Nonc Tf Jackson’s misadventures in a Asian shrine to cock lead to an unexpected curse. Added Mar 2018 3 parts 6,032 words 14,608 views 4.8 stars (10 votes)
- The mountain by Also Known As Cock Musc Grow Added Jan 2014 5,418 words 10,566 views
- Multicock fratbrats by BRK Cock XCock A bunch of hunky multicocked frat boys decide to advance beyond jerking off separately and engage in a competition to see whose oversized cocks are the biggest. Added Nov 2003 8,418 words 12,373 views
- Multicock hold ’em by Armie Lingo Cock XCock Added Dec 2005 2,788 words 9,467 views
- Musc cosmetics by Writ Bro Cock MGrow Musc Added Jun 2013 2,568 words 12,475 views
- Muscl Hansl by Jerkoffcentral Cock MGrow Musc Rape Slave Hans, wandering in the wrong forest, encounters a herd of mindless muscle slaves, and soon the god that made them that way—and he’s determined to make an example of Hans. Added Jun 2014 Updated Jul 2014 2 parts 9,486 words 16,267 views 4.1 stars (13 votes)
- Muscle blind by Richard Jasper Grad Cock MGrow Musc 2Gay Brandon, Ryan, Bobby, and Roger are college freshmen, sharing a suite. Roger is growing like a rocket but Bobby doesn’t seem to notice, so Brandon and Ryan devise an experiment to open Bobby’s eyes. Added Jun 2020 2,412 words 2,335 views
- Muscle daddy by bulgeCanon Cock HyCock MGrow Gut Musc Self Meeting the freakishly huge roommate, Mark, is crazy enough—and that’s before finding out that Mark’s dad is even bigger. Added Nov 2018 Updated Nov 2019 2 parts 5,769 words 17,045 views 3.8 stars (13 votes)
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- The muscle machine by Richard Jasper CGrow Taller Grad Cock MGrow Musc Grow When Max Hardesty returns to Emory after summer break, his freshman roommate, Ralphie Peters, is in for a big surprise! And it just keeps getting bigger! Added Aug 2020 11 parts 8,800 words 4,899 views
- Muscle mentor by Peterbilt Cock Musc 2Gay Brady nervously approaches the godlike Jake in the locker room, and ends up glad he did. Added May 2014 14,005 words 15,994 views 4.6 stars (7 votes)
- Muscle Mice From Mars by Mr. Mouse Alien Fur CGrow Viol Balls Cock Cum HMusc MGrow Musc Bond Grow This is the story of a certain group of anthro alien biker mice and how they went from sexy, strong, and buff to hyper masculine and super strong with a little unintentional help from some old enemies. Added Oct 2019 2 parts 3,260 words 2,912 views
- Muscle milk by Alakazam1988 CGrow Taller Balls Cock HyCock Cum Immob MusBr MGrow NipC NipCum PSD Grow That new muscle drink in the gym vending machine does wonders for your pecs, though maybe not in the way you expect. Added Jun 2020 2,352 words 7,649 views 5.0 stars (6 votes)
- Muscle service station by Josef Howard Fur Balls Cock MGrow Musc Grow Added Jul 2002 4,771 words 19,076 views 5.0 stars (6 votes)
- The Muscles Tech Hotel by TonnyGiant Giant Cock MGrow Musc PSD Grow Deciding to take a vacation, Luke happens across a listing for a hotel where the employees and the guests all seem to be gorgeous muscle giants. He registers immediately, wanting to be among men like that, but secretly yearning even more desperately to be just like them. Added Nov 2017 Updated Dec 2017 6 parts 22,742 words 15,598 views 4.5 stars (13 votes)
- Mutant by Marquis de Rent CGrow Giant Cock HyCock Immob MGrow Musc Grow 2Gay Super Tom discovers that he is a mutant with the power to grow men that have sex with him. College jock Chris decides to take advantage of it. Added Oct 2016 4,202 words 36,918 views 5.0 stars (23 votes)
- Mutation by BRK CGrow 4Legs Cock HyCock XArm XCock XLeg XLimb XPec Rep Stack 3Legs Everyone in Portia, Alaska has been grown thicker and stronger and made irresistibly beautiful, but none more than the teens in the high school. Geek genius Mr. Lewis tries to roll back the most extreme changes in Mr. Casey’s class as a test case, but the trial doesn’t go anywhere near as planned. Added Jun 2010 Updated Jul 2018 4 parts 9,583 words 64,191 views 4.9 stars (14 votes)
- A mutual desire by Clearlyhere Swap Cock Musc Aaron and Frank each want what the other has, but Frank's desire is a little more literal. Added Sep 2012 1,130 words 17,811 views 4.6 stars (7 votes)
- My big problem by Richard Jasper VGL Grad Cock Strong MGrow Musc Austin, Arturo, Bernie and Ralphie have been friends since they were kids—and discovered that Austin had an improbably huge dick! Growing his muscles to match turns into a group effort! Added Aug 2020 5 parts 9,214 words 3,135 views
- My bodyguard by Richard Jasper CGrow Grad Cock Strong MGrow Musc “Worthless” Worthington High School sophomores Roger Jensen and Nick Delios bond when the latter saves the former’s scrawny ass from the class bully, Ralphie Peters. Their burgeoning affection and academic accomplishments are only exceeded by their ridiculous muscle growth. Added Aug 2020 4 parts 10,166 words 2,197 views
- My change by musclefrkboi Cock MGrow Musc Added Dec 2005 2 parts 1,745 words 16,770 views
- My fantasy by Unknown Cock Added Mar 2003 2,409 words 8,731 views
- My fetish by Richard Jasper Cock Musc Our Muscle Bear archetype has a thing for tall skinny guys with ginormous weenies! What’s not to love? (This is a very short, very early entry from circa 1994.) Added Aug 2020 496 words 774 views
- My first Pokemon by Thatbadwriter Fur Giant Cock MGrow Shr Grow Seth decides to adopt a Pokémon, but the one he picks out isn’t like the others. Added Jan 2021 2 parts 3,610 words 3,789 views
- My friend Lenny by Reuben Taller Giant Cock PSD Grow Lenny keeps getting taller, transforming his life over and over again as he grows and grows. Added May 2003 10 parts 15,876 words 16,677 views
- My growth journal by Kaelan Addict Bro CGrow Cock HyCock MGrow Musc Self It's my 30th birthday... and all of a sudden my body keeps changing. And it's awesome. Added Jul 2017 3,692 words 14,408 views 4.7 stars (11 votes)
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- My roommate by LenZelig AgeDiff Bi Bro CGrow Dom Dad Virgin Het Cock Mind MGrow Musc Series Bill’s hot adventures with his irresistible sex-god of a roommate, Andy Wang. Added Jul 2002 Updated Oct 2019 9 parts 113,042 words 100,775 views 4.9 stars (56 votes)
- My roommate: The next generation by LenZelig AgeDiff Bi Bro CGrow Dad Het Cock MGrow Musc Series The folks from My Roommate are raising a new crop of offspring. They are not Andy Wang or his son, but they are not your normal youngsters either. Bill Foster Junior tells the story of how they grew into manhood. Added Nov 2019 Updated Oct 2020 6 parts 81,771 words 10,020 views 4.8 stars (19 votes)
- My son home on leave by Peterbilt AgeDiff Dad Cock Musc A story of sex between a man and his adult Marine son when he is home on leave. Added Feb 2017 2 parts 18,403 words 12,454 views 4.6 stars (8 votes)
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- The Myostatin Kid by Richard Jasper CGrow Taller Cock MGrow Musc Grow Johnny is one of those genetic freaks who lacks the gene for myostatin, the protein that regulates muscle growth. Without it, there’s nothing to tell the body to stop growing muscle! Added Nov 2020 4 parts 3,568 words 4,108 views
- Mysterious kidnapping by Joven Ass CGrow Balls Cock MGrow Musc Jared and Derek are traveling abroad when they’re suddenly kidnapped and secreted away in an isolated room… naked. They naturally become aware of each other’s junk, though Derek isn’t too pleased by Jared’s attention. But the situation with their equipment only gets more intense… Added Feb 2018 Updated Apr 2018 13 parts 22,924 words 21,345 views 4.9 stars (15 votes)
- MyWorld by CoyoteR CGrow Cock HyCock Mind MGrow Musc Nonc Retcon Slave Andy is all into the muscles he’s given himself and his buddies on the football team thanks to the MyWorld software on his tablet. Only he’s misplaced his iPad somewhere, and he sure hopes someone else hasn’t found it… Added Sep 2016 2 parts 6,126 words 15,766 views 4.6 stars (17 votes)
- Naked by Also Known As CGrow Cock Cum MGrow Musc PSD Nude Grow Dave’s new dorm roommate, Lance, is naked. Always, constantly, deliciously naked. He’s also, huge, hung, and constantly horny. But what really changes everything is the unexpected effect that Dave has on Lance—and what Lance does to Dave. Added Jun 2016 10 parts 38,843 words 33,103 views 4.5 stars (27 votes)
- Naked morph for ps2 by Male Enhancer Bro CGrow Cock MGrow Musc Grow Added Jun 2013 4 parts 3,183 words 29,486 views 4.5 stars (20 votes)
- Navy experiment by BRK CGrow Dig Cock XAbs XArm XCock XLimb MGrow Musc Mental PSD 3Legs The new protocol of vaccinations on the U.S.S. Tulsa developed by Dr. Tosk had very deliberate side-effect: your body is affected by whoever you lust for. Tosk plans for the sailors to start lusting after his impressive form—but who does Tosk lust for? Added Mar 2010 4 parts 5,764 words 37,170 views 4.3 stars (13 votes)
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