When your muscles are growing bigger. Especially relevant if the character doesn’t have much musculature to start with. This can involve muscles being grown conventionally (i.e., hard work at the gym), but usually there’s something more going on that gives the growth a push.
Muscle, which can be just about having big muscles, and Size Growth, which involves getting bigger overall.
Hyper Muscle; Hyper Strength; Immobility; Muscle Breast; Muscle Gut; Muscle Theft; Muscle/Strength.
Muscle. Top Stories: “Justin (the bigger the better)”; “Max’s wish”; “Above average”; “Spice”; “Jason’s big problem”; “All good things”; “Puberty is a bitch”; “Mind and body”; “Bigger issues”; “Empire”. Recently Updated: “My boy”; “First day”; “Wow”; “One hot summer”; “Unstoppable”; “Reality Pack”; “Damien”; “My brother was a teenage muscle freak!”; “The Myostatin Kid”; “Another big morning”; “When I was still human”; “Book of Adam”; “Supersized”; “A whole new world”; “Superman gets big”; “The Tank”; “Twink fucker”; “Field agent”; “Pollination”; “Serial muscle”; “All Hallows’ revelry”; “Vengeance is mine”; “Next level love: Jailbreak”; “Incubus”; “The blue pumpkin”; “Family trouble”; “Disappearance on the Overland Limited”; “An enormous ego”; “Boy in a bag”; “Two brothers”; “Frank revisited”; “Scenes: muscle growth shorts”; “Be careful what you wish for”; “All good things”; “I have heard the mermen singing”; “My roommate: The next generation”; “Destructive boys: Mason’s fantasy”; “Jock Pussy Syndrome Information Video #1”; “Tips welcome”; “Nightmare at the Pump House Gym”; “Quinquetra”; “Pholus reborn”; “My quarantine get in shape plan”; “Senior year”; “Side effects”; “Stress relief”; “Stanley’s cup”; “Skin tight”; “Summer vacation”.
898 stories found.
by A.I. Corwin AI Andr Cock Mind MGrow Musc Bond Tim’s homemade A.I. software decides to help him get huge. Added Dec 2013 11 parts 30,556 words 36,708 views 4.7 stars (22 votes) by Above average Ziel 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 202,661 views 4.5 stars (82 votes) by The accidental wizard nolanspice AgeDown MGrow Musc PSD Rep Grow Tf Added Jan 2006 2 parts 2,926 words 17,094 views by The acolytes 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 4,746 views 3.6 stars (10 votes) by Acting out 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 24,511 views 4.5 stars (15 votes) by Ad man 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 58,628 views 5.0 stars (25 votes) by Adam’s first growth spurt 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 32,781 views 4.1 stars (11 votes) by Addiction Hatman Cock MGrow PSD Added May 2010 1,916 words 21,418 views 3.8 stars (6 votes) by Administrator FanTCMan CGrow Dumb Cock MGrow Musc Added Apr 2003 1,784 words 20,937 views 4.1 stars (7 votes) by Admiring the changes Josh Barrett MGrow Musc After months of hardly any progress at the gym, Alex finds a strange stone that makes him into what he’s always wanted to be. Added Jun 2014 1,973 words 22,042 views 4.5 stars (20 votes) by The adventures of Rex 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 4,339 views by Aftermath Richard Jasper MGrow Musc Recently widowed, Roger decides to join the gym and get big. Added Jan 2020 Updated Feb 2020 3,876 words 3,948 views 3.1 stars (8 votes) by Against protocol 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 4,118 views 4.7 stars (6 votes) by Ah! my god Josh Arima Infl MGrow Musc Added Jun 2005 4,325 words 26,084 views 4.3 stars (6 votes) by Airport muscle 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 5,355 views by Aisle 13 Richard Jasper MGrow Musc A random encounter at the grocery store prompts big Jake to recruit a passel of wannabe muscleboys. Added Jan 2020 Updated Feb 2020 7 parts 8,336 words 3,419 views by Alex 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 29,545 views 4.3 stars (6 votes) by Alex in Wonderland 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 34,812 views 4.4 stars (38 votes) by Alien implants (revised) 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 16,073 views 3.5 stars (13 votes) by Alien tormentors 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 17,723 views 4.2 stars (5 votes) by All good things 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 144,414 views 4.5 stars (110 votes) by All Hallows’ revelry 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 2,503 views by All or nothing Double-U MGrow Musc Grow Take a step into Allan Rader’s thoughts and explore a strange new casino that hasn’t opened up to the public yet. Will Allan get some BIG returns? Added Sep 2016 2,154 words 10,256 views 3.4 stars (12 votes) by All your wildest dreams 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 11,474 views 3.1 stars (19 votes) by Alpha 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 25,378 views 4.6 stars (8 votes) by Alpha House 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 48,228 views 4.7 stars (79 votes) by Alpha Luke and the wrestling team 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 3,293 views 5.0 stars (8 votes) by Alpha Luke grows his circle 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 4,678 views 5.0 stars (10 votes) by Alpha Luke passes on the lore 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 2,391 views 5.0 stars (7 votes) by Alpha Male Josef Howard MGrow Musc Super A gay man wakes one morning inside the body of the (formerly) straight star-spangled super-hero AlphaMale. Everything is terrific until AlphaMale’s studly sidekick finds out his body is inhabited by an imposter. Added Jul 2002 5 parts 15,096 words 32,595 views 5.0 stars (6 votes) by Alpha master god king MaleHypnoDomination Dom Mind MGrow Musc An unassuming househusband accidentally becomes the God-King of the world. Added May 2016 2 parts 7,650 words 18,049 views 2.5 stars (29 votes) by Alpha Mike and his alpha bro 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 4,895 views 4.6 stars (18 votes) by Alpha product series Chet Boner AgeDiff Bro CGrow Dad Balls Cum MGrow Musc NipCum Images 19-year-old Trent accepts a free trial product series called “Alpha Product” in exchange for his feedback. He receives the first product very quickly, but doesn’t know how many people would be affected and grow as a result of this choice! Added May 2017 Updated May 2019 19 parts 23,227 words 57,462 views 4.2 stars (35 votes) by The Alpha 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 15,481 views by Altered 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 May 2020 5 parts 9,499 words 12,298 views 4.9 stars (9 votes) by Amplifications Also Known As Cock MGrow Musc Grow Series Added Jan 2014 5 parts 22,602 words 18,793 views by And then he came 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 34,018 views 4.4 stars (7 votes) by Andy finds Cockr gives and takes away 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 24,214 views 4.4 stars (25 votes) by Angelo and Adrian WordShop CGrow Grad Pher Infect MGrow Musc Genius Angelo and sweet Adrian are both scarred by their pasts. Angelo has to accept change in his life, and accidentally, without intending it, Adrian is forced to accept a new life for which he is not at all prepared. Added Oct 2017 Updated May 2018 9 parts 43,220 words 19,448 views 4.4 stars (7 votes) by Another big morning 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 3,846 views by Another nerd story 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 7,154 views 4.7 stars (6 votes) by Anything to grow Big Bull Trainer Dumb Immob MGrow Musc Grow Tf There are some with an unquenchable desire to not only grow, but to grow to unnaturally large proportions, and will go to any lengths to do it. This is a story of just such a person. Added Aug 2016 7,815 words 31,843 views 4.4 stars (12 votes) by The apartment 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 5,264 views 4.6 stars (7 votes) by An app for the ages 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 16,398 views by The application SuperWaffle Fur MGrow Musc Grow A powerful story in which an anthro fox named Bradley learns that a body-morphing app is a wondrous, life-changing thing for himself and for new friends as well—if it doesn’t fall into the wrong hands, that is. Added Apr 2015 8 parts 44,454 words 36,189 views 4.9 stars (20 votes) by Are you sure Dream Big Bi CGrow 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 7,084 views by The Arsenal of Secrets 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 3,501 views 5.0 stars (5 votes) by At the cafeteria BRK CGrow 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 22,964 views 4.7 stars (39 votes) by Attil|a|rt 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 6,206 views by Augmentations Also Known As CGrow Cock Scent MGrow 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 32,021 views 4.1 stars (9 votes) by The awakening muscl4life CGrow Fant Cock MGrow Musc Added Nov 2013 Updated Dec 2013 2 parts 10,343 words 14,871 views by Away game spacevlad MGrow Gut Musc PSD Grow College freshman Adam is the smallest guy on the football team. On an away game road trip, he gets paired up to room with Wyatt, the biggest offensive lineman on the team. Adam tries to control himself as they are forced to share a bed, but Wyatt’s massive body is hard to resist. Added Dec 2017 2 parts 6,307 words 18,726 views 4.3 stars (13 votes) by Baby brother Shawn D. Stewart Bro CGrow Taller MGrow Musc "Kev, did you see a glass here?” “Whoa, man, was that yours? Sorry… I was really thirsty…” “You drank it!?” Aaaaand off we go! Added Mar 2003 2,879 words 95,250 views 4.3 stars (31 votes) by Bait and tackle Ziel CGrow CShr Hum MGrow MTheft Shr Grow Super Series Sapp continues his size-draining activities. This time against the speed and power of a hero called Linebacker. Added Apr 2020 5,442 words 5,174 views by The band 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 15,940 views 4.9 stars (12 votes) by Bara juice 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 10,094 views by Basement full of muscleboy gods 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 56,582 views 4.3 stars (12 votes) by Baxter prep BRK MGrow Musc Grow A candid interview with the man who admitted dosing the stars of his reality TV show, Baxter Prep, with serums that altered their bodies—without their knowledge. Added May 2011 2,040 words 19,937 views 4.1 stars (15 votes) by Be careful what you download 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 9,306 views 4.5 stars (12 votes) by Be careful what you wish for 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 Oct 2020 7 parts 30,377 words 26,637 views 4.9 stars (12 votes) by Bear’s den 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 17,580 views 4.9 stars (8 votes) by The becoming Musclebuff MGrow Musc Added Oct 2002 2 parts 6,013 words 13,259 views by Becoming a muscle god 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 18,491 views 4.6 stars (8 votes) by Becoming the ultimate man musclestory Hair MGrow Musc Added Aug 2003 4,561 words 70,742 views 4.2 stars (17 votes) by The beefening 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 31,171 views 4.5 stars (24 votes) by Being big BigBoy Cock MGrow Musc Added Jul 2002 953 words 53,764 views 2.3 stars (22 votes) by The belt Marc MGrow Musc Added Jul 2002 1,464 words 11,085 views by Ben gets huge spacevlad Giant Cum Scent MGrow Gut Musc PSD Grow Matt, a kicker on a college football team, befriends Ben, a burly, bearish, muscular offensive lineman with a desire to get bigger. Matt is … able to help him with that. Added Jun 2016 8 parts 17,849 words 43,038 views 4.3 stars (39 votes) by Bending the straight boys 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 51,346 views 4.7 stars (32 votes) by The Benefactor 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 15,274 views 4.6 stars (10 votes) by Ben’s escapades 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 38,891 views 4.6 stars (28 votes) by The berries down by the creek Krisiar CGrow HyCock XAbs MGrow Musc NipCum Grow Jack hangs out with his friend and crush, Kurt, which leads to an encounter with a bush sporting some unusual berries. Added May 2011 3,567 words 44,932 views 4.3 stars (8 votes) by Best birthday ever 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 14,279 views 5.0 stars (28 votes) by Best buds 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 6,044 views by Best wishes and regards Lemur MGrow Musc Added Jul 2002 2,237 words 11,634 views by The bet JayPat MGrow Musc Grow A simple operation can turn you into a hunk as hot as the football players you dream about. Do you even ask what the downside is? Added Oct 2012 4 parts 31,784 words 29,206 views 4.6 stars (16 votes) by Bet you can’t have just one 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 23,256 views 4.8 stars (8 votes) by Beta Logan and his big brother 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 6,655 views 5.0 stars (11 votes) by Beyond Olympia Richard Jasper HMusc MGrow Musc What happens when you're so freaking big the other Olympia competitors howl “unfair, unfair”?! Added Feb 2020 1,540 words 3,247 views by Big Joe Bell MGrow Musc Added Jul 2002 923 words 21,031 views by Big all over 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 5,329 views by Big Frank Unknown MGrow Musc Added Jul 2002 4 parts 3,544 words 19,928 views 4.2 stars (6 votes) by Big is better 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 62,342 views 4.1 stars (13 votes) by Big Jim: Rough going 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 4,358 views by Big little rich boy Richard Jasper Taller MGrow Musc Grow Sometimes family drama makes you realize what matters—and who. Added May 2003 Updated Feb 2020 8 parts 7,077 words 25,121 views 4.6 stars (8 votes) by Big men on campus Aardvark Viol HMusc MGrow Musc Grow The Alpha Alpha Alpha fraternity recruits a prospective pledge who will need a few adjustments to fit in. Added Oct 2014 22,377 words 23,113 views 4.6 stars (14 votes) by Big project muscl4life Cock MGrow Musc Grow Added Nov 2013 Updated Dec 2013 5,273 words 17,454 views by A big year 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 15,670 views 4.3 stars (12 votes) by Bigger issues muscl4life Hard CGrow Cock HyCock XAbs MGrow 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 110,236 views 3.6 stars (17 votes) by Bigger issues: Ultimate growth muscl4life CGrow Cock HyCock Infect MGrow Musc Grow Series Added Nov 2013 Updated Dec 2013 6 parts 31,808 words 33,172 views 4.3 stars (6 votes) by Biggest Also Known As Hard Cock MGrow Musc Added Jan 2014 2 parts 9,229 words 19,085 views 4.5 stars (6 votes) by Biggest man of them all muscl4life Cock Strong MGrow Musc Added Nov 2013 Updated Dec 2013 7,696 words 19,335 views by Biological inheritance Frank Easky CGrow Balls HyCock MGrow Musc Grow Sean discovers he had been magicked into early maturation to prevent his growth. The mage who imparted this information then attempts to set things right. Will Sean grow into his true biological inheritance? Added Jul 2002 5,755 words 45,355 views 4.1 stars (10 votes) by Birthday surprise The National Endowment Committee Cock MGrow Musc NipC NipCum Added Nov 2013 4 parts 13,423 words 23,772 views 4.5 stars (12 votes) by Birthright Josef Howard MGrow Musc Added Jul 2002 2,345 words 10,232 views by The Black Knights Meddler Incs MGrow Musc Symb Series Once you join the infamous college team known as the Black Knights, there are only three things that matter: lifting, fucking, and football. Added Aug 2016 Updated May 2017 4 parts 6,479 words 17,184 views 4.6 stars (25 votes) by The Black Knights: Brandon 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 7,147 views 4.5 stars (6 votes) by The Black Knights: Coming home 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 14,294 views 4.8 stars (11 votes) by A blended harmony experiment 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 9,363 views by Blessed by the moon Saaruu Fur HyCock Cum MGrow Grow Tf Were Ritzy gets back from work, exhausted. He gazes at the moon, which somehow feels… different from usual. His roommate comes back home and they both enjoy a nice adult film when the werewolf in Ritzy decides to go wild. Really wild. And big. Added Sep 2018 3,700 words 10,328 views 4.0 stars (5 votes) by Blessing or curse 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 54,072 views 4.8 stars (22 votes) by Blink and it’s gone Double-U Alien MGrow Musc Mark is amazed he’s able to land a date with Connor, the unbelievably hot stud who approached him out of nowhere. But things get complicated when it turns out that Connor is not who he appears to be. Added Jun 2017 4 parts 8,569 words 9,330 views 4.6 stars (7 votes) by Blood lust 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 22,104 views 4.3 stars (7 votes) by Blowing up in Hollywood 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 12,094 views 4.3 stars (16 votes) by The blue banana BRK Hard CGrow Cock MGrow Musc Self Grow Sugg Series Mike unknowingly eats an artifact of the universe. Added Jan 2015 3,507 words 32,066 views 4.6 stars (45 votes) by The blue daiquiri BRK CGrow 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 7,418 views 5.0 stars (11 votes) by The blue pumpkin 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 2,575 views 5.0 stars (10 votes) by The blue smoothie BRK CGrow Fly Balls Strong MGrow Musc Mental Super Series Yuri, a personal trainer, is already having a rushed and stressful day when he meets his first client, a young nurse who looks like he’s never lifted so much as a paper clip. On top of that, the banana he grabbed from the stash at the gym’s juice bar to make his morning protein shake was blue for some reason. Added Jun 2020 3,238 words 5,998 views 4.8 stars (13 votes) by Body game 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 27,327 views 4.6 stars (26 votes) by Body game: Encounter 1000 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. 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Added Oct 2020 4,445 words 2,827 views by Frank’s gym Writ Bro CGrow Dom Cock MusBr MGrow Musc Slave Alec finds out more about what it means to be one of Frank’s bitches—and having his growth under Frank’s control. Added May 2014 Updated Mar 2015 7 parts 22,108 words 45,811 views 4.5 stars (35 votes) by Frat boys, bro!! Seth Peterson Belly Dumb Fat Hair Balls Cock MGrow Gut Musc Grow What happens when a handsome boy and his buddy finds some frat boy pills? Sick bulky results, BRO!! Added Jan 2018 2,556 words 26,164 views 3.8 stars (34 votes) by Frat hunting hyperboi Bro CGrow HyCock MGrow Musc Sugg Twins A pair of twins with the ability to alter themselves and the world around them have some fun tailoring one of the frats to meet their needs. Added Jul 2013 Updated Aug 2013 1,543 words 24,785 views 4.5 stars (16 votes) by Fred’s odyssey RdyRoger CGrow Cock MGrow Musc After saving the life of a magic-user on a tropical beach, skinny Fred suddenly finds his dreams of size and endowment coming true—not only for him but for his friends, too. Added Jul 2002 6 parts 25,375 words 27,748 views 4.7 stars (9 votes) by Free upgrade BRK Taller XArm XCock XLeg XLimb MGrow Musc Nonc Rep 3Legs A harried traveler on a multi-leg international trip starts getting free upgrades every time he tries to get his seat assignment, and they aren’t just to his cabin class. Added Jun 2019 1,746 words 3,560 views 4.8 stars (6 votes) by Freedom of speech Corwin CGrow Virgin Cock MGrow Musc Added Mar 2014 16,095 words 15,012 views 4.2 stars (10 votes) by Freshman dorm OMGhi2U CGrow Cock MGrow Musc Alex’s roommate seems hot enough to start with. And then his pecs start getting bigger. Added Sep 2010 4 parts 12,435 words 25,900 views by Freshman dreams BRK Fly Cock XAbs XArm XHead XLimb MGrow Musc Rep Grow Wings Even when he’s home sick, Stefan’s ability to dream up new transformations on his schoolmates is a big pain. Make that, especially when he’s home sick. Added Mar 2009 4 parts 3,089 words 39,591 views 4.8 stars (15 votes) by Freshman year Richard Jasper CGrow Cock Strong MGrow Musc Roger and his three suite-mates are freshmen at Russell College. At Roger’s prompting, Bobby, the high school wrestler jock of the foursome, teaches his buddies how to lift. They start growing—phenomenally—in more ways than one! 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Added May 2020 4 parts 7,180 words 3,167 views by A fucking god 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 22,489 views 4.5 stars (17 votes) by Fuel 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 4,732 views 4.2 stars (5 votes) by Full potential muscl4life CGrow Balls Cock MGrow Musc Grow Coach Tanner hears about a young man named Corey who can lift more than is humanly possible. Fascinated, he tracks Corey down—only to discover he’s the last person he would have guessed. Added Mar 2016 2 parts 10,951 words 13,676 views 4.6 stars (10 votes) by Fun with math Josef Howard MGrow Musc Added Mar 2003 2,294 words 13,104 views 4.9 stars (8 votes) by The G 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 24,812 views 5.0 stars (7 votes) by Gaining roommates Alakazam1988 Fat Taller Cock HyCock MGrow Grow Vore Ben’s enormous gut seems like it can’t get any bigger. Does that sound like a challenge to you? Added May 2020 5,341 words 5,455 views 4.0 stars (7 votes) by The game of champions Seth Peterson Fur Cock MGrow Gut Musc Nonc Grow A mysterious card game seizes the interest and the bodies of four very eager, very naughty college boys. Watch the fun unravel! Added May 2016 3,463 words 16,159 views 3.9 stars (17 votes) by The gene gene RdyRoger CGrow Cock MGrow Musc Race Grow When other guys’ spunk transforms you into a totally different, much hotter guy, you learn there are lots of possibilities for fun—if you’re careful. Added Oct 2011 6 parts 32,071 words 52,989 views 4.5 stars (24 votes) by Genetics joushy123 CGrow Balls Cock HyCock MGrow Musc Added Dec 2012 2,066 words 20,521 views 4.7 stars (7 votes) by Getting more than you bargained for Tereshky CGrow Taller Giant Balls Cock HyCock XArm XLimb XPec MGrow Musc Grow Stack Most people do their growing before the pose-down, but this bodybuilding competition is not what it seems. Added Jan 2013 2 parts 3,922 words 27,503 views 4.3 stars (7 votes) by Ghost WBHunk Ghost MGrow Musc Supn Added Jul 2002 2,483 words 11,905 views by The giant bully Ace Taller MGrow Musc Grow Sometimes the roles get reversed, when the bully is the nerd and the victim has the muscle. 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Added May 2000 1,280 words 6,559 views by Graduation party Jefftaur Btaur 4Legs XAbs XArm XCock XLeg XLimb MGrow Musc Steve and the rest of his friends have a huge graduation dance party. It’s already a blast even before the “novelty cup challenge” starts the guys chugging some special boytaur-making beer. Added Mar 2009 3 parts 3,455 words 11,509 views 5.0 stars (10 votes) by The greed demon 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 17,023 views 5.0 stars (13 votes) by Green gassy giant growth JKL Belly CGrow MFSwap Giant Mpreg MGrow Grow Tf Heyden is out checking on his crops when a strange meteor shoots by, leaving change in its wake. Added Apr 2020 1,494 words 4,277 views 4.4 stars (5 votes) by Green legacy JayPat Viol MGrow Musc Slave Grow Billy, the tough loner kid, has a secret ability to grow suddenly, hugely bigger. He decides to share his secret with Sam, and Sam has no idea why. Added Oct 2012 10 parts 52,094 words 21,905 views 4.0 stars (8 votes) by Grow and get huge Massiveboy Hair Taller MGrow Musc Added Jul 2002 1,112 words 35,510 views 4.2 stars (13 votes) by Grow for me Richard Jasper AgeDiff MGrow Musc In this shorty (1000 words), the middle-aged musclebear protagonist takes in a lanky 18-year-old who’s been kicked out of house and home by his homophobic asshole dad. The musclebear’s only request? GROW! And boy does he! Added May 2020 1,135 words 2,842 views by Grow gravity Unknown Addict CGrow Giant HyCock HMusc Immort MGrow Musc Grow Added Aug 2003 3,249 words 22,125 views 4.2 stars (10 votes) by Grow lamp 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 24,699 views 4.7 stars (31 votes) by Grower Richard Jasper MGrow Musc Added Aug 2002 1,645 words 14,498 views by Growing boy Massiveboy MGrow Musc Added Jul 2002 699 words 25,947 views 2.8 stars (8 votes) by Growing boys at UMich 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 31,605 views 4.7 stars (18 votes) by Growing closer 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 13,372 views 4.0 stars (17 votes) by Growing Gabriel TFWizard Taller MGrow Grow Added May 2005 2 parts 3,527 words 16,556 views by Growing guy Massiveboy MGrow Musc Added Jul 2002 2,179 words 19,801 views 3.9 stars (9 votes) by Growing pains Anonymous CGrow Infect MGrow Musc Added Jul 2002 4 parts 4,674 words 19,380 views 4.4 stars (5 votes) by Growing problems Joushy Cock MGrow Musc Added Mar 2012 2,821 words 25,741 views 3.8 stars (8 votes) by Growing relationship Alakazam1988 CGrow Grad Balls Cock HyCock MGrow Musc Shortly after finding the love of his life, Connor has these strange shivers now and then. First, he tries to deny everything, but the truth can’t hide for long. Connor’s cock grows with each shiver. Year after year after year. Added Nov 2018 4 parts 10,893 words 11,343 views 5.0 stars (12 votes) by Growing the force Mad Dog MGrow Musc Added Apr 2012 4,838 words 16,445 views by Growing together 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 9,806 views 5.0 stars (5 votes) by Growth by association 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 2,994 views by Growth experiment 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 21,667 views 4.2 stars (19 votes) by Growth school 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 40,779 views 4.6 stars (18 votes) by Grrrroooowwwwing 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 25,292 views 4.4 stars (19 votes) by grUV 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 31,832 views 4.9 stars (192 votes) by The guinea pig 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 10,548 views 4.1 stars (10 votes) by The guinea pig WordShop CGrow Hair MGrow A starving college student discovers a research program that offers pay in exchange to nutrient testing to improve the health of athletes and other students. But what happens if it works too well? Added Nov 2017 2 parts 3,361 words 8,741 views by Guycanthropy 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 9,240 views 4.8 stars (8 votes) by Gym class hero 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 24,998 views 3.9 stars (12 votes) by Gym class hero Portowulf Belly CGrow Dumb Fat MusBr MGrow Musc Engineering student Dominic Wilde becomes the unexpected recipient of the “gym class hero” title during his college senior year. Added May 2020 2,219 words 3,331 views by Gym fantasy Richard Jasper MGrow Musc A few chance encounters at the gym build a connection between a pair of hot, growing guys. Added Feb 2009 5 parts 3,472 words 17,653 views 3.8 stars (5 votes) by Gym maniac over his head 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 7,244 views 3.4 stars (13 votes) by Gym of 1000 studs LorneLyon MGrow Space Supn Time Somewhere there is a special gym, a gym that will allow you to overcome your problems and give you something in return. One day Tobias is on the run for his bullies when he discovers the Gym of 1000 studs. He decides to go in and ends up changing his life. Added Mar 2020 2 parts 5,277 words 2,317 views by Gym story Kisho Nakamura MGrow Musc Added Jul 2009 4,464 words 17,806 views by .hack//swap Ziel CGrow Cock MGrow MTheft Musc PSD Shr Grow Thomas wants to prove his wrestling skills to his best friend, but there’s one major problem. Thomas is a runt! It doesn’t matter how skillful he is if he can’t even budge his titanic pal. That’s where his latest creation comes into play. Now armed with a way to even the playing field, Thomas and his pal gear up for some friendly competition and lot more than either of them bargained for. Added Apr 2018 9,026 words 14,531 views 3.8 stars (10 votes) by Hackers at the womb wall 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 15,703 views by The haircut 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 2,387 views by The halifax Josef Howard MGrow Musc Dillon meets a very large and self-assured man who offers him the nectar of the gods—literally. Added Jul 2002 5,117 words 7,409 views by Hall of mirrors 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 9,468 views 4.8 stars (6 votes) by Hamid and the new normal Dream Big CGrow Taller MGrow Grow Hamid is tired of not measuring up to the other guys. Then, seeking to escape a torrential downpour, he finds a strange bottle and pulls out the stopper. Added May 2020 3 parts 3,344 words 3,529 views by Hank has three choices 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 4,183 views by Happy birthday Lemur MGrow Musc Added Jul 2002 1,156 words 11,250 views by Hard body Also Known As CGrow Dom Balls Cock MGrow 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 60,262 views 4.3 stars (75 votes) by Hard to hide BRK CGrow Taller Grad Cock HyCock Merg MGrow Musc Share Shr Grow Jooyong is working his uncle’s demolition site when he encounters a man in need of protection, but it’s more complicated than your average plea for help. For one thing, the man who needs help is not an ordinary man. And the kind of help he needs is something Jooyong isn’t even a little prepared for. Added Jun 2017 Updated Jul 2019 7 parts 20,225 words 16,416 views 4.7 stars (11 votes) by Harvard man JayPat Taller MGrow Musc Mental Luke’s barely into his first week at Harvard, and he’s already figured out what he’s going to be studying—muscle. Added Mar 2020 2 parts 17,469 words 5,093 views 5.0 stars (7 votes) by Heavy quarantine Portowulf Belly CGrow MGrow Boyfriends Vincent and Coy ride out the quarantine together, for extended time. Added Apr 2020 2,778 words 3,689 views 4.7 stars (9 votes) by Henry Massiveboy MGrow Musc Added Jul 2002 1,187 words 15,960 views 4.7 stars (6 votes) by Hey, buddy 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 14,244 views 4.9 stars (22 votes) by High quality replacement parts (free with trade‑in) Keyed Swap CGrow MGrow Musc Tf Have you always wanted, say, a smaller nose? Somewhere, if you're lucky, in some other world, there might be a version of you who has one, or who has gotten a nose-job. If so, a swapper can help you out. Watch one help an unlucky man in a big way. Added Jan 2018 3,669 words 6,838 views 4.8 stars (10 votes) by The hike Unknown Hair HyCock MGrow Musc Trying to get away from things after a breakup with a hike into the wilderness, Steve discovers a strange cavern adorned with drawings of men possessed of freakishly large muscles and cocks. It’s not long before he discovers the reason for the drawings. Added Sep 2003 Updated Sep 2012 4,189 words 10,801 views 4.5 stars (6 votes) by The hike JayPat MGrow Musc Grow When a bunch of teens go out into the woods by the lake for a long hiking trip, it becomes a growth experience for them (and not in the figurative sense). Added Sep 2012 6 parts 19,182 words 17,777 views 4.8 stars (9 votes) by His brother drains his manhood Ballmeat Bro CGrow CShr MGrow MTheft Musc Nonc A younger brother drains his big, strong, overconfident older brother of his cock, balls and muscle. Added Jan 2018 2,593 words 35,828 views 4.0 stars (25 votes) by His cock gets huge 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 36,847 views 4.7 stars (27 votes) by Hollyville 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 13,025 views 4.9 stars (16 votes) by Hot as fire Double-U CGrow MGrow Musc Jackson is fed up with his volunteer firefighter dad spending so much time at the firehouse, seeing as how there were never any fires in Pinefield. Finally he psychs himself up to go down there and see for himself what’s really going on. Added Oct 2017 5,154 words 7,098 views 5.0 stars (6 votes) by Hot night air Josh Barrett CGrow Hair Cock MGrow Musc Added Feb 2014 2 parts 3,500 words 16,556 views 4.7 stars (12 votes) by Huge changes: Book one RdyRoger CGrow Hallow Cock MGrow Musc Grow 2Gay Series Todd’s love for his straight best friend turns them both into their fantasies of each other—with a little help from an old lady at a Halloween costume shop. Added Apr 2012 Updated Dec 2017 5,887 words 99,985 views 3.6 stars (15 votes) by Huge changes: Book two RdyRoger CGrow Hair Balls Cock Infect MGrow Musc Nonc PSD Grow Series Jason and Todd decide to help Mason, not suspecting that Mason will get an extra helping of wishes, or that Mason’s fantasies of love and growth will start affecting more than just his partners. Added Dec 2017 2 parts 9,859 words 12,867 views 4.9 stars (7 votes) by Huginex Unknown Cock MGrow Musc Added Jul 2002 2,426 words 17,624 views by Hulk WBHunk Viol MGrow Gut Musc An early encounter with a huge, muscular man presages transformations yet to come. Added Jul 2002 5 parts 8,751 words 30,416 views 4.2 stars (6 votes) by Hulk hunter JayPat CGrow Viol Giant Cock HyCock Infect XAbs MGrow Musc Nonc Grow Tf Series Hunter has dedicated his life to tracking and neutralizing the hundreds of huge-growing hulks that have been terrorizing small towns for twenty years now, and he’s damn good at what he does. But when he gets to his latest sighting, he finds things aren’t going the way they usually do. Added Sep 2018 2 parts 11,052 words 11,108 views 4.5 stars (12 votes) by The hulk pill JayPat Cock Infect MGrow Musc Nano Grow The only thing weirder than your buddy Boz offering you a “hulk pill” would be for it to actually work. Added Oct 2012 5 parts 29,485 words 65,814 views 4.6 stars (23 votes) by Hyper active imagination Ziel Fur Xmas CGrow Taller Giant HyCock MGrow Musc Grow ValDay James’s attention wanders sometimes, usually in the direction of making the person he’s staring at not just hotter but impossibly muscled and unbelievably hyper-donged. It’s so vivid, it’s almost like it’s real... Added Oct 2013 Updated Mar 2018 4 parts 17,127 words 41,253 views 4.6 stars (20 votes) by Hypno muscle: jock dreams Douglas Benjamin Dumb Taller Inan HMusc Hypno Scent Mind MGrow MTheft Musc Orcs Shr Grow Sugg Tf Toby and Liam have picked up a hypnotic audio tape that promises to grow their muscles. When they fall asleep to the hypnotic induction, they have a dream that seems all too real: Suddenly, they have to power to transform each other into big-muscled meatheads, flexing and posing for each other and talking like dumb jocks. Even more transformation is possible, but there is a catch. Added Jul 2019 4,333 words 8,122 views by I have heard the mermen singing CentaurQuinn CShr Cockless Merm MGrow Musc 2Gay Tf Will’s cave diving trip goes horribly awry, but is the start of a new life. Added Oct 2020 2,600 words 1,158 views 4.6 stars (5 votes) by I think, therefore I am 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 14,318 views 4.7 stars (14 votes) by I wanna get huge JayPat Bro Xmas MGrow Musc Grow ValDay Series Added Oct 2012 2 parts 21,281 words 47,155 views 4.3 stars (16 votes) by I want what I want 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 13,258 views 4.5 stars (12 votes) by I wish TJ CGrow Balls MGrow Musc Added Jul 2002 1,407 words 18,337 views by In the sack 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 9,655 views by In time of need Frank Easky MGrow Musc When muscle-god Wayne loses his job and hits a rough patch, Dustin is more than happy to let Wayne lean on him. Added Jul 2002 3,631 words 10,687 views by Incubus CentaurQuinn CGrow Taller HMusc Immort Incub Infect Infl MGrow Shift Supn Tf Wings Ken discovers his friend with benefits is more than he seems, and might be a solution to a problem at work. Added Oct 2020 2,534 words 2,551 views by Induced transformation: a brief history 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 3,839 views 5.0 stars (8 votes) by The institute FanTCMan CGrow Hair MGrow Musc Added Dec 2002 2,641 words 10,329 views by It could happen to you Josef Howard MGrow Musc Added Jan 2003 3,947 words 11,180 views by It’s all a bit ’haze’y 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 14,002 views 4.6 stars (12 votes) by It’s a Christmas miracle! 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 2,508 views by Jack and the beanstalk Chip Masterson MGrow Musc Added Jul 2002 1,583 words 10,181 views by Jack and the muscle goddess Richard Jasper 2Straight Het MGrow Musc When the CIA’s biggest, builtest, hungest operative gay male operative is seduced by the dominatrix dictator of North Korea, kinky things (and gigantic growth) occur. Added May 2020 5 parts 4,539 words 1,625 views 2.4 stars (5 votes) by Jackpot 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 21,980 views 4.6 stars (7 votes) by Jallen 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 2,433 views by Jason’s big problem 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 147,101 views 4.5 stars (73 votes) by Jeff the intern 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 30,625 views 4.5 stars (19 votes) by Jeff’s story 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 44,512 views 4.2 stars (15 votes) by Jessie’s girls Richard Jasper Grad MGrow Musc Three young men—Jessie, Henry, and Frank—have known each other since they were five years old, when their respective families each wound up moving to Magnolia Terrace at roughly the same time. Jessie was the jock, Henry was the brainiac, Frank the artsy one. This is the story of how they grew up together (and boy howdy did they grow!). Added May 2020 7 parts 6,213 words 996 views by Jim’s shot FanTCMan Dialog CGrow Hair Cock MGrow Musc Nonc Added Dec 2002 2 parts 3,437 words 28,450 views 4.6 stars (14 votes) by The jock bully 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 8,639 views 4.8 stars (12 votes) by Jock Pussy Syndrome Information Video #1 SC Walker MGrow 2Gay Tf A video that details the symptoms and treatment for the mysterious new disease affecting athletic men: Jock Pussy Syndrome. Added Oct 2020 1,728 words 1,857 views 5.0 stars (13 votes) by Joey’s genie RdyRoger CGrow Cock MGrow Musc Added Feb 2009 Updated Apr 2012 5,218 words 36,533 views 4.8 stars (8 votes) by John the wizard RdyRoger CGrow Hair 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 25,737 views 4.5 stars (19 votes) by Joined BRK CGrow Cock Merg XCock XHead 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 2018 4 parts 16,677 words 9,816 views 4.9 stars (13 votes) by Jonathan’s journey 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 2,002 views by Jones prep BRK MGrow Musc Sean is nervous about fitting in at Jones Prep, especially since the guys there are so muscular and beautiful. Fortunately, there’s a way to induct new guys into their special kind of student body. Added Apr 2003 3,432 words 10,808 views 4.2 stars (5 votes) by Josh’s genie 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 36,963 views 4.8 stars (6 votes) by The journal 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 17,083 views 5.0 stars (8 votes) by Journal of a scientist Shawn D. Stewart CGrow HyCock MGrow Musc Dr. Mike Hays documents the effects of the nantechnology he designed to make himself bigger and stronger. Added Jun 2011 2 parts 3,235 words 18,677 views by Juggernaut 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 13,731 views 4.8 stars (16 votes) by Juiced Ziel CShr MGrow Musc Nonc Series Kent’s roommate gets him to try out a hot new supplement. The muscles quickly stack on, but they come with a price. Added May 2016 4,177 words 17,552 views by Juiced 2: EKT boogaloo Ziel CShr MGrow Musc Series In this Juiced spin-off, the muscle growth/cock shrinking fun spreads to a local frat house. The dudes of the EKT frat house end up adding Juice to their daily routine, and as you can imagine everyone is stoked to see how big their muscles are getting, but will they still be so thrilled when they realize the cost that their growth caries? Added Jun 2016 3 parts 6,001 words 9,389 views by Just a little bigger 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 16,507 views 4.5 stars (11 votes) by Just say no! MusicMuscle CGrow Cock MGrow Musc Added Mar 2006 2,482 words 13,712 views by Just take one 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 11,021 views 4.8 stars (6 votes) by Justin (the bigger the better) Giant Worshipper CGrow Giant Cock HyCock Strong MGrow 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 301,846 views 4.2 stars (67 votes) by Karma pills 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 15,786 views 3.6 stars (14 votes) by Kenji 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 13,340 views 4.9 stars (12 votes) by Kept boy 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 1,031 views by King size 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 24,204 views by Kiss me 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 10,235 views by The lab 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 5,381 views by Ladder of the heavens 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 14,058 views by The lamp Neltharion5 CGrow Balls Cock MGrow Musc An archaeologist, an oil lamp (with requisite genie), and three wishes. Added Apr 2003 6,399 words 17,857 views 4.8 stars (5 votes) by Landfall 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 2,875 views by The last day of summer 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 5,044 views 4.5 stars (19 votes) by Last resort 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 17,149 views 4.5 stars (13 votes) by Late bloomer 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 21,865 views 4.7 stars (9 votes) by Late reunion 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 4,355 views by The Latin twins 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 31,146 views 4.6 stars (7 votes) by Laundry day 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 30,752 views 4.3 stars (18 votes) by The lawnmower boy Anonymous MGrow Musc Added Jul 2006 6,172 words 19,493 views by The laws of desire 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 15,243 views 4.4 stars (5 votes) by The lawyer 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 10,894 views 4.4 stars (5 votes) by Lazarus 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 13,310 views 4.5 stars (13 votes) by The legacy NCStudBoy MGrow Musc Added Aug 2003 2,137 words 7,603 views by Leo on a dark night StudMscl MGrow Musc Added Oct 2003 2 parts 13,060 words 10,153 views by Let’s make a bet Seth Peterson Belly Fem Dom Taller Grad MusBr MGrow Gut Musc PSD My boyfriend has always had some exceptional monster pecs! And over the years, they just got bigger and bigger… and so did he! My man cannot stop growing, and I love every inch of his expanding, heaving frame! Come check out the perfect swelling journey that is my big alpha boyfriend! Added May 2019 3 parts 10,394 words 10,290 views 4.1 stars (8 votes) by Letters flew across the room 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 7,386 views 4.8 stars (10 votes) by The life changing discovery 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 4,157 views by Li’l Dude 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 1,981 views by Little bro Ziel Bro CGrow Giant Cock HyCock MGrow Musc Grow Hunky big bro Liam has always teased his puny kid brother Connell. 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Added Feb 2019 7,139 words 13,493 views 4.5 stars (15 votes) by Logan Egi CGrow Cock MGrow Musc A simple tale of a small guy growing bigger. Added Jun 2017 3 parts 7,284 words 12,796 views 4.1 stars (13 votes) by The long slow road to hugeness 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 1,729 views by Los alamos summer camp FanTCMan MGrow Musc Added Dec 2002 1,618 words 9,869 views 3.0 stars (5 votes) by The lost temple of Shar’hradar 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 9,643 views by Love/shift BRK AgeDiff NoShirts Dad Hair Grad Scent MGrow Musc Grow Supn Tf Wbear Series Maxfield has very mixed feelings about leaving the city and all his tech behind to spend the summer after graduation halfway up a mountain in the family’s backwoods cabin—just him, his dad, and a whole lot of secrets. Added Dec 2017 Updated Apr 2019 11 parts 68,079 words 30,384 views 4.8 stars (28 votes) by Dragon’s Horde: Lowered into the drink 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 7,290 views by The lucky accident 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 16,834 views 4.9 stars (7 votes) by Lumberjacked Krisiar Addict CGrow Hair 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 78,235 views 4.6 stars (24 votes) by Lunch of champions 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 7,734 views 4.9 stars (9 votes) by M.i.d.a.s. scriptboy MGrow Musc Added Sep 2009 2 parts 1,882 words 11,304 views by The machine Silvio Censall MGrow Musc Added Jul 2002 3 parts 5,098 words 10,990 views 4.8 stars (5 votes) by The Macillicuddy serum scott j MGrow Musc Jamie was well-endowed even before he encountered the small vial of lilac-colored liquid, but men with impressive physiques filled him with jealousy. All of that was about to change. Added Mar 2005 2 parts 2,872 words 10,119 views by The madagascar charm Reuben CGrow Cock MGrow Musc Shr Added Dec 2002 5 parts 10,797 words 17,344 views 4.8 stars (9 votes) by Made for each other 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 2,289 views by Magic eye 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 10,863 views 4.9 stars (10 votes) by Magic hands Anonymous Cock MGrow Musc Added Aug 2009 5 parts 5,138 words 15,146 views 4.6 stars (9 votes) by Magic markers TylerGermany MGrow Musc Grow Vore A trip to an adventure park turns out more exciting than expected with the help of a prize that’s imbued with some very interesting magic. Added Jan 2016 Updated Feb 2016 2 parts 4,742 words 15,375 views by Magnetic magic 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 42,310 views 4.5 stars (59 votes) by Mal Sueno: A Halloween tale 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 9,384 views 3.9 stars (14 votes) by Male scent 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 41,547 views 4.1 stars (13 votes) by Manscapes FanTCMan MGrow Musc Added Jul 2002 7 parts 14,338 words 18,792 views 4.9 stars (7 votes) by The manual 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 5,689 views 4.4 stars (9 votes) by Manzeum 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 2,606 views by Mariposa honeymoon: A six-pack story 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 11,179 views 4.4 stars (8 votes) by Mark Unknown MGrow Musc Added Jul 2002 1,112 words 11,594 views by A marriage of equals BRK Btaur Cent 4Legs XCock XLeg XLimb MGrow Tf Tobias claims his family won’t let him marry Nick unless he converts to being a boytaur like Tobias. Nick doesn’t quite believe him, but being a boytaur does have its appeal… Added Jun 2020 2,001 words 1,617 views by Mass X 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 32,785 views 4.6 stars (12 votes) by Massive musclemonsters TonnyGiant Giant MGrow Musc PSD Grow Roger meets his new neighbors, three impressively muscled bodybuilders, just as his boss, Dr. Alejandro, experiences a very dramatic breakthrough with a serum designed to produce muscle growth and regeneration. Added May 2018 Updated Jun 2018 3 parts 6,902 words 13,558 views 4.5 stars (6 votes) by The master Also Known As Cock MGrow Musc Added Jan 2014 3,053 words 9,524 views by The masters class 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 4,628 views by Matched pairs Jerkoffcentral Bi Bro CGrow Virgin Cock MGrow Musc 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 49,348 views 4.8 stars (28 votes) by Matt and his dad 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 4,248 views by Matt grows up Unknown MGrow Musc Matt gets bullied by the bigger guys in school until he grows up—very, very suddenly. Added Jul 2002 2 parts 4,133 words 33,207 views 3.9 stars (9 votes) by Matt’s best friend FanTCMan MGrow Musc Added Jul 2002 2,557 words 16,553 views 4.1 stars (7 votes) by Max’s wish 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 247,944 views 4.5 stars (67 votes) by Me and Mr. K Richard Jasper AgeDiff MGrow Musc Roger Jolson, the world’s strongest teen, is excited about meeting Ben Kazakian, the World’s Strongest Man, a friend of Roger’s hunky coach, Stan Telatopolous. Their meeting does not go as any of them expected. Added Jun 2020 3,305 words 1,469 views by Mega pecs maker dosing accident TitMorpher MusBr MGrow Musc Images Series Added Apr 2013 1,505 words 32,825 views by Mega-tit wrestler freaks TitMorpher MusBr MGrow Musc Images Series There was no practical way to reverse the impact of the Mega Pecs Maker overdose on the wrestling team, or to hide its outcome. Eventually the team was asked to leave the wrestling league. Even though the boys could not compete against other teams at the present time, their devoted coaches carried on with regular practices and business as usual. Added May 2013 3,005 words 28,730 views by The merger 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 2,334 views by META jocks 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 34,183 views 4.5 stars (13 votes) by Metaboi BRK Hard Swap Taller Cock Cum Merg XAbs XArm XCock XHead XLimb XPec XTongue MGrow PSD Rep Retcon Stack Tksg Series There’s a special clothing store that caters especially to the meta boi. If you’re their kind of customer you already know it—or you’ll soon find out. Added Jun 2010 Updated Nov 2017 8 parts 31,338 words 53,715 views 4.8 stars (16 votes) by Michael and jim Your Name Here Bro CGrow Hair Cock MGrow Musc Added Jul 2006 1,317 words 19,575 views 2.4 stars (5 votes) by Middle Eastern muscle worship TitMorpher MusBr MGrow Musc Added Dec 2013 2,611 words 18,916 views by Miller’s Miracle Grow-All 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 8,448 views 3.5 stars (15 votes) by Mimbo drops 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 38,471 views 4.7 stars (26 votes) by Mind and body 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 122,510 views 4.7 stars (89 votes) by The minotaur equation 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 23,781 views 4.8 stars (21 votes) by Miracle man Also Known As MGrow Musc Added Jul 2002 2 parts 9,461 words 13,232 views by The mirror msclundylvr MGrow Musc Added Jul 2006 2 parts 3,595 words 8,524 views by Mirror mirror Corwin CGrow Cock MGrow Musc Added Dec 2013 2 parts 8,532 words 13,916 views by Mirror, mirror on the wall 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 6,899 views 4.6 stars (19 votes) by Misdirected 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 31,061 views 4.7 stars (17 votes) by The Mod 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 5,597 views by Modern rites red_king CGrow 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 19,914 views 4.6 stars (27 votes) by Mohawk nation 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 9,432 views by Moocows Meddler Incs 2Anim Hypno Mind MGrow Musc NipCum Nonc Cody's world is turned upside down when he is faced with a twisted coach and his followers. Added Jan 2017 Updated Aug 2020 4 parts 6,639 words 19,805 views 4.3 stars (30 votes) by Moon of masculinity 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 12,490 views 4.7 stars (9 votes) by More than advertised 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 17,694 views 4.9 stars (7 votes) by More than expected LennoxBear CGrow Virgin Hair Balls Cock Infect MusBr MGrow Musc NipCum Nonc Added Jul 2002 5 parts 20,375 words 74,713 views 4.1 stars (14 votes) by Morph cam 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 24,129 views 4.4 stars (5 votes) by Morphed muscle glute freaks TitMorpher MGrow Musc Some bodybuilding fans go for the extreme glutes, and these muscleheads are willing to deliver. Added Jan 2013 4 parts 3,463 words 17,964 views by Morphed muscle tit freaks TitMorpher MusBr MGrow Musc NipCum Added Jan 2011 Updated Jan 2012 3 parts 7,939 words 91,388 views by Morphling Apollo's Meat CGrow HyCock Cum MGrow Musc Tf A freshman college student takes home hot, freaky Seth, and later puzzles over what Seth called him: "morphling". Added Feb 2014 Updated Mar 2014 2 parts 3,693 words 21,616 views 4.8 stars (8 votes) by Morphogenic steroids RdyRoger CGrow Hair Taller Grad Balls Cock Infect MGrow Musc PSD Self Grow Rod’s dad is working on a new technology that makes small things bigger and big things huge, with incredible implications for food supplies and beyond—only it only lasts for five hours. Rod figures being bigger for five hours… that would be pretty awesome. Added Oct 2019 4 parts 15,297 words 11,960 views 4.1 stars (8 votes) by Musc cosmetics Writ Bro Cock MGrow Musc Added Jun 2013 2,568 words 12,336 views by Muscl Hansl 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 15,957 views 4.1 stars (13 votes) by Muscle blind 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 2,094 views by Muscle creatures Tadmorph MGrow Musc Added Dec 2012 1,612 words 10,786 views by Muscle daddy 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 15,827 views 3.8 stars (13 votes) by Muscle evolution muscl4life CumInf Dom Cock MGrow Musc Added May 2014 2,521 words 18,962 views by Muscle for master Mad Dog MGrow Musc Added Aug 2009 2,769 words 18,264 views by Muscle island Anonymous MGrow Musc Added Jul 2006 2,736 words 12,754 views by Muscle lab Unknown MGrow Musc Added Jul 2002 3,198 words 14,883 views by The muscle machine 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 4,170 views by Muscle memory LuvsMusl Weed MGrow Musc After an infection damages his memory Cody starts getting bigger at the gym, pushing himself to get as big as he seems to remember he used to be. Only his memory is playing tricks on him, and Cody’s admiring muscle hunk roommate Mike, too. Added Oct 2014 3,116 words 10,317 views 4.5 stars (14 votes) by Muscle Mice From Mars 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 2,634 views by Muscle milk 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 5,975 views by Muscle milk Seth Peterson Hair MusBr MGrow Musc Grow Travis is a bit skeptical about a new muscle supplement he buys ... but the results quickly make him change his mind. Added Jun 2016 2,012 words 22,141 views 4.4 stars (9 votes) by Muscle milk tit freaks TitMorpher MusBr MGrow Musc NipCum Images Added Sep 2011 Updated Jun 2012 9 parts 27,090 words 91,323 views 3.6 stars (7 votes) by Muscle service station Josef Howard Fur Balls Cock MGrow Musc Grow Added Jul 2002 4,771 words 18,721 views 5.0 stars (6 votes) by Muscle worship piotrpjs MGrow Musc Added Jan 2006 2,484 words 31,031 views by Muscles and old lace Sparky MGrow Musc Added May 2003 962 words 8,880 views by The Muscles Tech Hotel 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. 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Added Jul 2011 2 parts 5,992 words 52,834 views 4.4 stars (17 votes) by Mutant 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 34,460 views 5.0 stars (22 votes) by Mutation of bodybuilders Nemobodybuilder MGrow Musc Added Jun 2013 3 parts 2,958 words 16,419 views by My big fat gay story Your Name Here MGrow Musc Added Jul 2006 1,183 words 33,941 views by My big problem Richard Jasper 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 2,737 views by My bodyguard 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 1,882 views by My boy Richard Jasper AgeDiff MGrow Musc Matt is a major muscle bear, looking for someone who deserves his undivided attention. One night at the Ripcord he runs into Kel and the rest, as they say, is history! Added Nov 2020 4 parts 3,143 words 62 views by My brother was a teenage muscle freak! Pump Culture Bro MGrow Musc This is a story of how my muscle fetish first got started and how my brother turned himself into a true muscle freak. Added Nov 2020 3,084 words 134 views by My brother’s boyfriend Richard Jasper Bro Taller Balls HMusc Pher Strong MGrow Musc Grow 2Gay Hunky, straight Marine Kyle is gobsmacked to find out that his bigger, hotter baby brother has an even bigger, hotter boyfriend! Added Feb 2020 5 parts 8,843 words 8,792 views 3.6 stars (5 votes) by My change musclefrkboi Cock MGrow Musc Added Dec 2005 2 parts 1,745 words 16,581 views by My growth journal 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 13,760 views 4.7 stars (11 votes) by My man hyperboi Fem Mind MGrow Musc 2Gay Straight jock Brian is okay with his muscle queen roommate, Kevin, affably resisting Kevin’s playful advances. Kevin, however, has some ideas about how to give Brian a change of attitude. Added Mar 2016 6,077 words 16,132 views 4.9 stars (8 votes) by My quarantine get in shape plan Dream Big CGrow Grad Scent MGrow Musc Stuck at home during the quarantine, Terry orders a used weight machine, figuring he’ll use the time to lose weight and tone up. His motivation doesn’t really hit, though, until he starts spending time with his hunky neighbor, Sebastian. Added Aug 2020 Updated Oct 2020 24 parts 17,396 words 6,196 views 5.0 stars (7 votes) by My roommate 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 97,575 views 4.9 stars (55 votes) by My roommate: The next generation 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 9,170 views 4.8 stars (19 votes) by My son, the superstud Max Mann AgeDiff Dad MGrow Musc Thom is shocked to hear that his son Rusty has enrolled in a muscle-growth transformation experiment—and it’s already too late to stop him. Added Oct 2003 3,842 words 100,621 views 3.8 stars (26 votes) by The Myostatin Kid 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 3,003 views by Mysterious kidnapping Joven 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 20,604 views 4.9 stars (15 votes) by MyWorld 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 15,148 views 4.6 stars (17 votes) by Naked 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 31,807 views 4.5 stars (27 votes) by Naked morph for ps2 Male Enhancer Bro CGrow Cock MGrow Musc Grow Added Jun 2013 4 parts 3,183 words 29,146 views 4.5 stars (20 votes) by Navy experiment 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 36,761 views 4.3 stars (13 votes) by Necklace brothers Levitate Bro MGrow Musc Shr Grow Twins A pair of undersized twins use a magical necklace to grow themselves—not realizing that the growth came with a price. Added May 2015 1,423 words 16,645 views 3.0 stars (5 votes) by Needham High Mavericks BRK CGrow Grad XCock MGrow Musc Rep Motivating the team has been taken up a notch. Added Aug 2005 Updated Oct 2018 4 parts 14,488 words 15,590 views 5.0 stars (11 votes) by Neighbor kids Richard Jasper Grad MGrow Musc The continuing adventures of Jamie and Stevie, now living on their own. Jamie’s spectacular growth never slows down! Added Sep 2020 3,191 words 2,436 views by The new associate Tym Greene Fur CGrow Cock HyCock MGrow Musc Grow Zhu is looking forward to his first day a new architectural firm, sure the way he grows—and makes other people grow just from being around him—will make things very interesting. Added May 2015 2 parts 7,592 words 32,430 views by A new coffee Linkin MGrow Musc Grow Jake comes home to the sight of Mike's amazing transformation. Mike wants the same thing for Jake, but then gets more than he bargained for. 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Added Aug 2014 8 parts 20,447 words 28,221 views 4.6 stars (32 votes) by A new kind of therapy Unknown MGrow Musc Added Apr 2003 2,180 words 14,359 views by The new model Richard Jasper CGrow Grad Cock Strong MGrow Musc Sixty-year-old Roger Jespersen no longer believes his lifelong bodybuilding goals are achievable. On the other hand, his new therapist, Dr. Haddad, possesses unusual talents. Thanks to his efforts Roger’s inner Mass Monster is unleashed. Added Sep 2020 4 parts 5,208 words 1,900 views by The new simulation game hyperboi Bro CGrow Cock HyCock MGrow Musc 2Gay On a weekend home from college, while he’s waiting for his brother to come home (and avoiding his hateful dad and sneering stepmom), muscle nerd Simon screws around with a new sim game he’d lucked into beta-testing—a game that turns out to be a lot more realistic than he’d expected. Added Mar 2016 5 parts 10,450 words 15,543 views 4.6 stars (12 votes) by A new start FanTCMan MGrow Musc Added Feb 2003 3,694 words 16,747 views 4.6 stars (5 votes) by A new world order Kowalski Bi Het MGrow Musc The archive was missing the bulk of this classic hetero muscle story, so I’ve restored the lost Parts for those who are interested. Added Mar 2004 Updated May 2016 28 parts 49,586 words 25,892 views 2.6 stars (7 votes) by Next level love Eclipse CGrow MGrow 2Gay Series Dylan gets an app that claims to bring him closer to his soulmate, but he’s not prepared for the consequences. Added Aug 2020 7,202 words 2,667 views 4.9 stars (7 votes) by Next level love: Jailbreak Eclipse Giant XArm XLimb MGrow NipCum Grow Bootlegging a magic app may not have been the best idea, but it’s hard to argue with the new changes it brings. 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Added May 2018 6 parts 16,501 words 11,664 views 4.3 stars (10 votes) by The night he came Charles Westfall Alien CGrow HyCock Hypno MGrow Musc Thomas encounters alien visitors with equipment even bigger than his. Added Jul 2002 7,839 words 17,803 views by Nightmare at the Pump House Gym UberPump CGrow Hallow Balls Cock HyCock Cum HMusc Immob MGrow Musc A bodybuilder encounters a strange man at the local gym who forces him to experience his deepest desires first-hand. The growth is intoxicating, but there’s a price to pay he doesn’t see coming. Added Oct 2020 3 parts 9,485 words 3,319 views 4.8 stars (5 votes) by No limits Corwin CGrow Cock HMusc Strong MGrow MTheft Musc There’s a secret serum that makes you super-muscled and super-strong, but what you do with that—that’s all you. Added Mar 2020 7 parts 21,446 words 8,954 views by No reason Alakazam1988 Xmas Cock MusBr MGrow Gut Musc NipC Grow At the gym, Pascal notices that not only is are his pecs getting huge, but his nips are showing under his hoodie more than they should. Added Jan 2017 3,736 words 23,222 views 4.8 stars (10 votes) by No shirt, no service Cris Kane Dumb MGrow Musc Mental Tf The uptight clerk at a beachside art gallery is given a makeover to better suit his surroundings. Added Jun 2019 3,879 words 4,698 views by No strings attached muscl4life Bro CGrow CumInf Cock HyCock Hypno MGrow Musc Grow Twins Donny walks in on his roommate, Sebastian, in the midst of his efforts to make himself bigger. Added May 2014 3 parts 39,280 words 36,691 views 4.4 stars (18 votes) by Not just imagination DarkDjin AgeDiff CGrow Dad Cock MGrow Musc Sugg Jampson’s overactive imagination starts to grow his cop dad and his friends...and somehow not only does it become real, but the men are pretty into it. Added Jun 2014 Updated Jul 2014 2 parts 10,894 words 31,136 views 4.6 stars (33 votes) by A not so average day Conjag2 MGrow Musc Added May 2002 2,032 words 16,256 views by Not your normal New Year’s night alwaysmyway MGrow Musc New Years Vamp After they get invited to a New Years’s Eve costume party, Craig and Tanner check out a shop that offers some very effective costumes. Added Aug 2012 13,293 words 15,532 views by The Nubian prince Richard Jasper AgeDiff Grad Cock MGrow Musc 25-year-old Rob is 5’10” and 160 pounds of Drop Dead Gorgeous. They don’t call him “The Nubian Prince” for nothing! So why’s he hiring a personal trainer at Solstice, the hottest gay gym in town? Because he’s bored. His only requirement: He doesn’t want to get any bigger! Added Sep 2020 5 parts 4,245 words 1,478 views by Nubian transformations Male Transformer Swap CGrow Hypno MGrow Race Added Feb 2003 5 parts 5,246 words 15,701 views 4.6 stars (8 votes) by An ogre in Albion Richard Jasper CGrow Demons Fant Cock HyCock HMusc MGrow Musc Ogres Grow Series Rex's satisfying new life as an ogre. Added Feb 2020 1,773 words 3,166 views by Oh man BRK CGrow Cock XArm XCock XLimb MGrow Musc Rep Retcon Self A simple website called your-body-like-that dot com lets you imagine how you’d look with a whole new body. Only it doesn’t stop at imagination. Added Jul 2010 Updated Nov 2017 5 parts 13,270 words 67,790 views 4.5 stars (19 votes) by Old buds, new bods CubGuySC Fur MGrow Musc Added Jul 2006 5,188 words 20,737 views 4.9 stars (14 votes) by OmniGro Whatinsomnia CGrow Cock HyCock MGrow Musc NipCum Grow Dissatisfied with the speed at which the current OTC dick growing serum works, Eli, a brilliant scientist in his own right, sets out to make his own super-powered serum. Eli wastes no time in breaking in the new concoction on himself and his boyfriend. The results speak for themselves and their new product revolutionizes the world as they know it. Added Mar 2016 3 parts 45,143 words 17,432 views 4.6 stars (5 votes) by Omniman Omniman Belly Viol Giant Balls Cock HyCock Cum HMusc Immort Infl MGrow Grow Wild discovers that a non-functioning prototype for a revolutionary machine works after all. He and his roommate decide to have some fun with it, but can they see the limits of their desires? Added Jun 2019 2,135 words 8,359 views 3.6 stars (9 votes) by On the bus Richard Jasper Cock MGrow Musc Added Feb 2009 845 words 14,497 views by One hot summer BRK Bro Weed CGrow Hair Grad Cock MGrow Musc Nonc Mental Self Twins Brandon and Eddie enjoy working for their pot-loving boss, Mike, at the pizza place near campus and are bummed they can’t stick around for the summer, too. Mike offers them a possible solution, though he doesn’t let them in on all his plans for the coming summer. Added Jun 2019 Updated Nov 2020 19 parts 40,118 words 15,854 views 4.9 stars (16 votes) by Onion Hill Manor William Allen CGrow Giant Cock HyCock Immob XArm XLeg XLimb MGrow Musc Shr Grow 2Gay Tf Unremarkable twenty-something gets a new job working at a strange mansion alongside a team of beefy, muscle hunks. Added Oct 2017 Updated Dec 2017 5 parts 25,642 words 18,970 views 4.9 stars (17 votes) by Orc night at the Eagle spacevlad MGrow Gut Musc Orcs PSD Grow Scott gets a gag gift from his roommate—orc tusks—and enjoys them more than he ever could have expected, as he turns into a massive, sex-crazed orc on a night at the bar. Added Mar 2019 3,710 words 6,492 views 4.0 stars (9 votes) by Orientation Cris Kane AgeUp MFSwap MGrow MTheft Musc 2Gay Tf After a welcoming party, freshman roommates discover that life is different at college—and so are they. Added Apr 2019 4 parts 20,127 words 10,598 views by The orphanage JayPat Viol Cock Strong MGrow Musc Grow They told the orphans they were getting “vitamin shots”. What happened instead was a group of abandoned teens experiencing wild, sudden growth, one by one, and no one knew what would happen next. Added Sep 2012 12 parts 78,194 words 26,868 views 4.7 stars (9 votes) by Pageants are gay! Neltharion5 CGrow Cock MGrow Musc The USA Mister Pageant is far more than just a beauty show. Friends Darren and Scott are too oblivious to acknowledge that their state pageant titles may have made them the hottest men in their state. Will the national title do the same? Added Mar 2017 2,814 words 6,068 views by Paul’s drive LAComplex CGrow Taller Giant Cock MGrow Musc Grow Feeling bored with your partner in an isolated place? Spice up your life and love affairs with a 200-foot growth spurt! Added Feb 2019 4,469 words 5,457 views 3.8 stars (6 votes) by Payback muscl4life CGrow Giant Cock HyCock MGrow MTheft Musc Nonc PSD Grow After being betrayed by his bodybuilder boyfriend, Leo stumbles on an acquaintance with a wizard who claims to want to help him get even. Added Jun 2018 2 parts 9,659 words 15,339 views 4.3 stars (8 votes) by Peen genie Ziel CGrow HyCock MGrow Musc Grow Scrawny little theater nerd finds a real, live genie of the lamp! When it comes to wishing go big or go home. 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Little does he know that this detour will bring him into contact with the inhumanly sexy, horny denizens of the Woods and leave him permanently transformed… Added Apr 2020 2,371 words 3,607 views 5.0 stars (9 votes) by Pholus reborn Absman420 Weed CGrow Taller Cock MGrow Grow A man inherits an elixir that transforms him into one of the old gods. Added Oct 2020 8,534 words 3,313 views 5.0 stars (9 votes) by Picture perfect Cris Kane Belly CGrow CShr Cock MGrow Musc Tf An eccentric painter’s portraits have an unusual impact on those who pose for them. Added Jun 2019 Updated Jul 2019 3 parts 12,966 words 9,594 views by Pictures of Dorian’s gays John MGrow Musc Kevin goes to the gym partly to scope out Michael, the biggest and best built guy working out in the whole club. The owner picks up on Kevin's lust, and offers a chance for him to pursue his own muscle dreams. 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Wait until you discover the struggle of Andrew’s parents, who have to manage a 50-foot giant on a daily basis. Added Mar 2019