Huge Balls

Stories that feature guys whose balls are or become much bigger than usual. See also Cum-related tags.

  Child of:  Cock and Balls. Related tags:  Always Hard;Ball Growth;Cock Body;Cock Growth;Cock Pumping;Cock Shrinking;Cock Theft;Cock Vore;Cock to Human;Cockfucking;Cockless;Cocktaur;Cut to Uncut;Footcock;Huge Balls;Huge Cock;Human to Cock;Hyper Cock;Nipcocks;Nosecock;Prehensile Cock;Self-suck;Tailcock.

  Tag Group:  Cock.

433 stories found Sorted alphabetically Total word count: 4,777,520

A 29

Absolute general relativity by brazboy Matias, Murilo, and Marcelo are three brothers in very different stations in life, navigating a world organized by a single universal, albeit apparently contradictory, principle—absolute general relativity. 5,999 words Added Aug 2023 2,932 views 5.0 stars (1 vote) •Huge Balls•Huge Cock•Public Nudity•Incest•Brothers •M/M•M/M/M•M/t

Adam University by OneLuckyGuy89 Luke Winters convinces his four buds to go to an all-male university. When their friend Mikey shows up at lunch much larger, there’s nothing weird about that, right? 2 parts 6,141 words Added Mar 2024 Updated 6 Apr 2024 7,540 views 4.5 stars (11 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Self-suck•Hyper Cum•Public Orgasm•Multicock•Straight to Gay•Muscle Growth•Muscle Gut•Muscle/Strength•Muscle Worship•Public Nudity•Man Scent•Butt Growth•Belly Growth•Increased Libido•Foot Growth•Getting Handsomer•Voice Deepening•Getting Taller•Forced Growth•Size Increase•Hair Growth/Getting Hairy•Getting Fatter•Tongue Growth•Nonconsensual change•Hyper Pheromones •M/M/M/...

Ahead of his behind by nvb2 1,604 words Added Jul 2009 19k views 4.5 stars (12 votes) •Cock Growth•Huge Balls•Huge Cock•Multicock•Boytaur•Multiarm•Muscle/Strength•Merging

An airplane parasite by SomeMuscleGuy After bumping into the wrong person at the airport, Michael is infected with a parasite that was on its way to be destroyed. This parasite only has one goal in mind: Growth. Massive Growth. 4,977 words Added Oct 2022 29k views 4.8 stars (32 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Multi-abs•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Butt Growth•Foot Growth•Transformation•Voice Deepening•Getting Taller•Giants•Size Increase•Destruction/Violence•Nonconsensual change•Infectious•Aliens•Symbiotes •M

Alassares and the son of the marquis by brazboy Alassares, the second prince of the Great Northern Empire, is a talented Mage—but one doesn’t transform potential into power without a lot of study and hard work! While Alassares is focused on studying, there are all sorts of things that demand his attention, including the obnoxious and cocky scion Idsor, the son of the Marquis of Sanandrs. 3,837 words Added Feb 2022 4,821 views •Cock Growth•Cock Shrinking•Cock Theft•Huge Balls•Huge Cock•Centaurs•Fantasy Realm •M/M

Alex in Wonderland by Anarchy A Alex follows mysterious man into a forest, and quickly finds himself in a strange new world, deep below the ground. 3 parts 6,184 words Added Jan 2016 Updated 7 Apr 2017 47k views 4.4 stars (44 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Hyper Muscle•Muscle Growth•Muscle/Strength•Size Decrease•Size Increase •M/M

All good things by Anon Amon 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. 111 parts 132k words (#9) Added Feb 2017 Updated 29 Oct 2022 226k views 4.6 stars (148 votes) •Cock Growth•Cockfucking•Huge Balls•Huge Cock•Hyper Cock•Cum inflation•Hyper Cum•Nipple Emissions•Straight to Gay•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Giants•Size Increase•Incest•Brothers•Twins•Infectious•Pagan gods•Complete •M/M•M/M/M

Alpha by CharitysSongbird 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. 14k words Added Aug 2018 47k views 4.7 stars (14 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Muscle Growth•Muscle/Strength•Transformation•Getting Taller•Size Increase•Dom/Sub•Anthro/Furry•Werewolves •M/M

Alpha Coach and Mike by Eric Aaldersen Alpha Mike remembers the alpha who made him—his super-hot high school hockey coach! 7,300 words Added Apr 2020 11k views 5.0 stars (8 votes) •Huge Balls•Huge Cock•Muscle/Strength•First Time/Virgin•Supernatural •M/t

Alpha encounters: Addison by Eric Aaldersen A varsity basketball hunk goes to the gym to burn off some of his sexual energy, but gets more than he bargained for. 3,455 words Added Apr 2022 8,219 views 4.8 stars (8 votes) •Huge Balls•Huge Cock•Straight to Gay•Muscle/Strength•Bisexual•Hyper Pheromones •M/M

Alpha encounters: Logan by Eric Aaldersen An eighteen-year-old alpha, Logan, needs some release as he waits to meet up with his smoking hot boyfriend. Someone in his English class ends up lending a hand. Or... mouth. Part of a collection of Alpha Encounters. 2,549 words Added Apr 2023 4,845 views 5.0 stars (2 votes) •Huge Balls•Huge Cock•Muscle/Strength•Muscle Worship•Bisexual •M/M•M/F

Alpha Jamie and Alpha Jordan spread their seed by Eric Aaldersen Not even aware of their new status as alphas, Jamie and Jordan have loads of fun with their teammates. 5,341 words Added Apr 2020 9,426 views 4.8 stars (6 votes) •Huge Balls•Huge Cock•Muscle/Strength•First Time/Virgin•Supernatural •t/t

Alpha Logan claims a beta by Eric Aaldersen Shortly after becoming an alpha, Brian’s younger brother Logan sites a beta of his own while working out in the local gym. 4,961 words Added Dec 2021 11k views 5.0 stars (5 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Hyper Strength•Muscle/Strength•Gradual Change•Incest•Brothers•Hyper Pheromones•Supernatural •M/M

Alpha Luke and the wrestling team by Eric Aaldersen Luke finds another beta mate on his wrestling team and his sexual energy infects the whole team during a special match! 6,920 words Added Aug 2020 18k views 5.0 stars (10 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Hyper Strength•Muscle Growth•Muscle/Strength•Gradual Change•Hyper Pheromones•Supernatural

Alpha Luke grows his circle by Eric Aaldersen 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. 8,980 words Added Mar 2020 11k views 5.0 stars (6 votes) •Huge Balls•Huge Cock•Muscle Growth•Muscle/Strength•Incest•Brothers•Supernatural

Alpha Luke passes on the lore by Eric Aaldersen Luke and Brian’s story finally reaches its climax and afterwards things get positively mystical. 4,887 words Added May 2020 7,659 views 5.0 stars (6 votes) •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Muscle/Strength•Gradual Change•Supernatural

Alpha Mike and his alpha bro by Eric Aaldersen Meet Alpha Mike, Luke’s older brother, on the day that he discovers that his little bro is an alpha, too! 5,437 words Added Mar 2020 13k views 4.5 stars (17 votes) •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Muscle/Strength•Gradual Change•Incest•Brothers•Supernatural •t/t

Alpha Mike finds a beta by Eric Aaldersen Inspired by Luke’s recent conquests, older brother Mike goes on the hunt to find a beta of his own to breed into alphahood and gets more than he bargained for. 7,244 words Added Jun 2020 9,129 views 4.5 stars (4 votes) •Huge Balls•Huge Cock•Hyper Cum•Straight to Gay•Muscle/Strength•Hyper Pheromones•Supernatural

Alpha product series by Chet Boner 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! 19 parts 23k words Added May 2017 Updated 11 May 2019 89k views 4.3 stars (43 votes) •Cock Growth•Huge Balls•Hyper Cum•Nipple Emissions•Muscle Growth•Muscle/Strength•Age Difference•Incest•Brothers•Father/Son•Stories with Images •M/M•M/M/M

The alpha touch by Caliburn Young engineer Max has a good deed rewarded with a mysterious rune now tattooed to his wrist. Bestowed with the power to change the body of the men he touches, Max’s life and his friends’ change quite a bit. 15 parts 61k words (#50) Added Jan 2022 Updated 4 Nov 2023 92k views 4.9 stars (215 votes) •Cock Growth•Huge Balls•Huge Cock•Straight to Gay•Muscle Growth•Butt Growth•Increased Libido•Gradual Change•Voice Deepening•Getting Taller•Size Increase•Hair Growth/Getting Hairy•Suggestion•Hetero Sex•Dom/Sub•Nonconsensual change •M/M•M/F

Another big morning by Thatbadwriter 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… 1,226 words Added Nov 2020 26k views 4.3 stars (6 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Muscle Growth•Muscle/Strength•Giants•Size Increase•Incest•Brothers•Father/Son•Destruction/Violence•Complete •M

The Anterotica by LucaWLee During an impending apocalypse, a minor god of sex has to confront and fuck his way through infighting pantheons, each full of evil desire. 4 parts 12k words Added Aug 2023 Updated 2 Sep 2023 5,654 views 5.0 stars (9 votes) •Huge Balls•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Wings•Hyper Muscle•Pec Fucking•Muscle Growth•Muscle Worship•Pagan gods •M/M•M/M/M

Antony Smith by Locky 3 parts 3,474 words Added Dec 2004 36k views 3.8 stars (11 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Foot Growth•Gradual Change•Getting Taller•Giants•Size Increase

(April) fool for love by BRK Joe decides he’s been pining for his roommate Rafe long enough, so he uses his sneakily-obtained knowledge of Rafe’s fringe erotica tastes and the pretext of April Fool’s day to pretend he’s set his roomie up on a blind date with his ultimate dream guy. 2,689 words Added Apr 2023 4,526 views 4.1 stars (7 votes) •Huge Balls•Huge Cock•Hyper Cock•Multiarm•Multilimb•Muscle Growth•Stretchy•Getting Taller•Plausible Size Difference•Size Increase•Retcon•April Fool’s Day •M/M

Are you sure by Dream Big 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. 5 parts 6,234 words Added Nov 2019 18k views 4.6 stars (7 votes) •Cock Growth•Huge Balls•Huge Cock•Self-suck•Hyper Cum•Muscle Growth•Muscle/Strength•Getting Handsomer•Getting Taller•Size Increase•Race/Ethnicity Change•Bisexual•Hetero Sex

Ascension Escape Games by SomeMuscleGuy Welcome to Ascension Escape Games where you have two hours to escape the largest Escape Room in the world—alone! But be careful, if you aren’t quick enough, you may just grow too large before you can find a way out. 6,147 words Added Oct 2022 13k views 4.8 stars (16 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Multi-abs•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Butt Growth•Foot Growth•Transformation•Voice Deepening•Getting Taller•Giants•Size Increase•Destruction/Violence•Nonconsensual change •M

Ash & Jimmy by Eric Aaldersen Ash and Jimmy reunite after not seeing each other since childhood. Both have really grown up, in many ways, and their reunion is explosive. 4,805 words Added May 2023 4,533 views 4.6 stars (16 votes) •Huge Balls•Huge Cock•Muscle/Strength •M/M

An average night out by Hairymusclemorphs An average night out at a colleague's party gets way better when Luke runs into an extra-large friend. 3 parts 14k words Added Mar 2024 6,256 views 4.8 stars (9 votes) •Cock Growth•Huge Balls•Hyper Cock•Dom to Sub•Muscle Growth•Man Scent•Increased Libido•Voice Deepening•Hair Growth/Getting Hairy•Dom/Sub •M/M

Axel breaks his record by MegaMaker Axel likes to get his growth fix with hot guys he can find, but this time his catch gives him his best fix ever and Axel decides to keep him. 7,620 words Added Apr 2024 4,948 views 5.0 stars (5 votes) •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Always Cumming•Hyper Cum•Public Orgasm•Hyper Muscle•Pec Fucking•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Muscle Worship•Always Shirtless•Public Nudity•Voluptuous Men•Butt Growth•Increased Libido•Gradual Change•Voice Deepening•Getting Taller•Giants•Forced Growth•Plausible Size Difference•Size Increase•Lycra/Spandex•Shapeshifting •M/M

B 48

B.D.E. by Ziel While orbiting a nearby planet, the ship detects an unusual energy signature. Parker and Quill are sent down to investigate, but things take a turn for the smutty when Parker’s suit is compromised. 3,531 words Added Aug 2018 21k views 4.0 stars (7 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Aliens•Space Travel•Set in the Future •M/M

Balls of steel by Ziel There’s a new name for justice in the city, as a pair of ne’er-do-well criminals find out… the hard way. 2,392 words Added Mar 2018 16k views 4.3 stars (3 votes) •Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Superhero/Supervillain

A Barber story: The Titan Brothers by Ogrebear Two men from opposite ends of life get a world-changing haircut.  5,252 words Added Dec 2022 7,654 views 5.0 stars (9 votes) •Cock Growth•Huge Balls•Huge Cock•Public Orgasm•Hyper Strength•Muscle Growth•Muscle/Strength•Getting Handsomer•Getting Taller•Plausible Size Difference•Size Increase•Age Regression•Hair Growth/Getting Hairy•Retcon•Suggestion•Incest•Brothers•Twins •M/M

Basically a god by CurlyJin What do you do when the kid you bullied in high school becomes a god? 9 parts 31k words Added Jul 2016 Updated 15 Jun 2019 84k views 4.2 stars (24 votes) •Cock Growth•Huge Balls•Hyper Cock•Hyper Cum•Getting Taller•Giants•Size Increase•Bisexual•Hetero Sex•Lycra/Spandex•Space Travel•Superhero/Supervillain•Flying•X-Ray Vision •M/M

Be careful what you wish for by Tereshky “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. 9 parts 42k words (#94) Added Feb 2020 Updated 19 Jun 2021 57k views 4.8 stars (19 votes) •Cock Growth•Huge Balls•Huge Cock•Straight to Gay•Immobility•Muscle Growth•Muscle/Strength•Age Regression•Nonconsensual change •M/M

Bear’s den by Pfefferooney 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. 3 parts 9,022 words Added Mar 2019 Updated 11 May 2019 38k views 4.8 stars (14 votes) •Cock Growth•Cockfucking•Huge Balls•Huge Cock•Hyper Cock•Nipple Emissions•Muscle Growth•Muscle/Strength•Belly Growth•Size Increase•Hair Growth/Getting Hairy•Infectious •M/M

The beast by NoGoodAlias After a lonely night of drinking, Aaron decides to look for a hookup on a throw-away dating site. But when he finds more than he could have imagined, his night turns from an empty slog to a tremendous experience. 3,235 words Added Sep 2022 8,031 views 4.8 stars (19 votes) •Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Muscle Breast•Man Scent •M/M

The beefening by Benjamin Skipper Spencer's roommates have been growing into huge hulking beasts, focused on working out, having sex… and now, turning Spence into one of them! 2,274 words Added Feb 2018 56k views 4.5 stars (37 votes) •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Muscle Gut•Muscle/Strength•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Dom/Sub•Nonconsensual change •M/M•M/M/M

Being accompanied by a wolf by BeCreative Jared works in solitary as a lumberjack, but one day he meets a very special companion. 4 parts 11k words Added Jun 2021 Updated 26 Jun 2021 15k views 4.6 stars (11 votes) •Cock Growth•Huge Balls•Huge Cock•Self-suck•Cum inflation•Hyper Cum•Muscle Growth•Muscle/Strength•Muscle Worship•Voice Deepening•Plausible Size Difference•Size Increase•Anthro/Furry•Werewolves•Complete •M/M

The Benefactor by Proteus The Benefactor bestows favor on those he deems worthy, whether they like it or not. 14 parts 15k words Added Jan 2020 Updated 24 Apr 2021 39k views 4.8 stars (23 votes) •Always Hard•Cock Growth•Huge Balls•Huge Cock•Immobility•Muscle Growth•Muscle Gut•Muscle/Strength•Getting Taller•Plausible Size Difference•Size Increase•Nonconsensual change•Supernatural •M/M

Benefits of vore by brazboy Despite different bodies and talents, everyone can serve their nation at times of war. Sometimes, one finds enormous personal benefits to serving. 3,450 words Added Nov 2022 7,651 views 4.8 stars (5 votes) •Cock Vore•Huge Balls•Hyper Cock•Hyper Cum•Nipple Emissions•Public Orgasm•Public Nudity•Destruction/Violence•Complete •M/M

Ben’s escapades by Kaelan 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? 9 parts 34k words Added Feb 2018 Updated 15 Jun 2018 60k views 4.7 stars (41 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Nipple Emissions•Muscle Growth•Muscle/Strength•Gradual Change•Incest•Brothers •M/M•M/M/M

Best birthday ever by TheSizeKing Zac is already above average. But when his birthday comes around, he gets everything he wishes for and then some. 5 parts 15k words Added Feb 2020 32k views 4.9 stars (32 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Muscle/Strength •M/M

Best friends by STrotman Two best friends—one straight, one not straight—explore love and intimacy. 8,374 words Added Jan 2024 3,658 views 4.7 stars (6 votes) •Cock Growth•Huge Balls•Huge Cock•Muscle/Strength•Gradual Change•First Time/Virgin•Bisexual •M/M

The best instructions are those that are clearly stated by Ziel Marty talks his super smart friend into whipping him up a special potion that will help with his little problem. 5,194 words Added Jun 2016 23k views 5.0 stars (11 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Infectious •M/M

Best laid plans by Slammdru Everything goes wrong trying to enhance a subject into a vessel of sexual energy. 1,111 words Added May 2018 15k views 2.9 stars (16 votes) •Cock Growth•Cockfucking•Huge Balls•Huge Cock•Hyper Cock•Size Increase•Nonconsensual change

Bet you can’t have just one by Ziel Vincent was given pretty clear instructions with the new growth supplement his pal invented: “Only take one pill.” 5,605 words Added May 2017 36k views 4.7 stars (10 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Muscle Growth•Muscle/Strength•Giants•Size Increase •M/M

Beta Danny’s day at the park by Eric Aaldersen Danny asks Luke to do some roleplaying with him when they’re in public and it has super sexy consequences. 3,893 words Added Dec 2020 9,531 views 5.0 stars (11 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Hyper Strength•Muscle Growth•Muscle/Strength•Gradual Change•Hyper Pheromones•Supernatural

Beta Logan and his big brother by Eric Aaldersen Logan has difficulty controlling himself as his older brother Brian becomes a bigger and bigger stud. 6,499 words Added Jun 2020 24k views 5.0 stars (19 votes) •Cock Growth•Cut to Uncut•Huge Balls•Huge Cock•Hyper Cum•Hyper Strength•Muscle Growth•Muscle/Strength•Gradual Change•Incest•Brothers•Hyper Pheromones•Supernatural •t/t

Beyond Marrakech by brazboy What lies beyond Marrakech, gateway to the inhospitable Sahara? There lie lush green oases amidst the endless sand, made possible and populated by an unusual variety of men, their society, their rules and rulers. 6 parts 10k words Added Feb 2023 4,681 views 4.8 stars (9 votes) •Always Hard•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Nipple Emissions•Public Orgasm•Muscle/Strength•Public Nudity•Increased Libido•Giants•Plausible Size Difference•Age Difference•First Time/Virgin•Incest•Brothers•Dom/Sub•Sex-Slave•Medieval(ish) •M/M•M/M/M/...

Big changes by Ziel Troy’s rapidly growing hypercock is getting kind of embarrassing, especially as it’s caught the attention of a pair of obsessive and very uninhibited twins. 17 parts 85k words (#32) Added Dec 2013 Updated 6 Apr 2024 108k views 4.7 stars (32 votes) •Cock Growth•Huge Balls•Ball Growth•Hyper Cock•Hyper Cum•Incest•Twins•Dildos/Toys•Christmas•Easter•Gay Pride•Halloween•New Year’s Eve•Valentine’s Day•Stories with Images •M/M•M/M/M

Big Dick Energy by Ziel Steven needs a serious pick-me-up if he is going to survive a day of classes on next to no sleep. Fortunately, there’s a store near campus that ought to carry just what he needs—an aptly named drink known as “Big Dick Energy”. 3,309 words Added Mar 2020 19k views 4.6 stars (13 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Hyper Cum •M/M

The big two-five by Ziel Brian’s friends help him celebrate the big two-five—there’s even a cake (well, a cupcake) and a candle to blow out. All he has to do is make a wish! 3,574 words Added Feb 2022 9,508 views 4.9 stars (7 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Getting Taller•Giants•Size Increase•Metabods 25 •M/M/M

#bigdickproblems by BRK Dante is having a problem with his dick not wanting to stay hidden, and the more he tries to do about it the worse it gets. 3,790 words Added Feb 2023 10k views 4.8 stars (10 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Increased Libido•Nonconsensual change •M

Biological inheritance by Frank Easky 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? 5,755 words Added Jul 2002 51k views 4.1 stars (11 votes) •Cock Growth•Huge Balls•Hyper Cock•Muscle Growth•Muscle/Strength•Size Increase•Witch/Warlock/Wizard •M/M

Birthday surprise by Kjarri Noah hopes, with some help from a friend, to give his boyfriend a birthday surprise he’ll never forget. 3,108 words Added Jul 2021 14k views 4.8 stars (13 votes) •Cock Growth•Huge Balls•Huge Cock•Human to Cock•Hyper Cock•Stretchy•Absorption•Merging

A blessing or a curse by richard handy For the crime of desecration, forgotten Egyptian gods decide to punish Andy... though in a way he might also enjoy. 1,915 words Added May 2015 30k views 3.5 stars (26 votes) •Cock Growth•Huge Balls•Hyper Cock•Muscle Breast•Size Increase

Blessing or curse by Ultra GMan 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. 18 parts 50k words (#71) Added Jan 2012 68k views 4.8 stars (26 votes) •Cock Growth•Huge Balls•Huge Cock•Self-suck•Muscle Growth•Dildos/Toys •M/M

Bloody pumpkin fuckers by NioSatyr Three frat bros go into the dark forest on Halloween. The blood moon shining on a wild pumpkin patch promises growth and transformation. 7,196 words Added Oct 2021 19k views 4.9 stars (15 votes) •Always Hard•Cock Growth•Cockfucking•Huge Balls•Huge Cock•Nipcocks•Prehensile Cock•Hyper Cum•Nipple Emissions•Multi-balls•Multicock•Multiarm•Multipec•Stacking•Wings•Getting Dumber•Straight to Gay•Hyper Muscle•Muscle Breast•Muscle Growth•Stretchy•Increased Libido•Transformation•Getting Taller•Giants•Plausible Size Difference•Size Increase•Human to Animal/Anthro•Hair Growth/Getting Hairy•Hyper Tongue•Tongue Growth•Mouthcock•Tailcock•Plants•Anthro/Furry•Dragons•Werewolves•Supernatural•Halloween •M/M/M

Blooming season by brazboy Heitor is a member of a sexual minority looking for an accommodating place in which to live downtown—hard to do on a budget. Thankfully, Samuel is looking for someone to share the bills with, and is also a member of a different sexual minority which has its own set of challenges. Living together will prove to be more engaging than either of them had in mind. 8,442 words Added Oct 2021 8,200 views 4.5 stars (11 votes) •Always Hard•Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Muscle/Strength•Increased Libido•Getting Fatter•First Time/Virgin•Hyper Pheromones •M/M

The blue smoothie by BRK 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. 3,238 words Added Jun 2020 15k views 4.8 stars (25 votes) •Cock Growth•Huge Balls•Other Mental Changes•Hyper Strength•Muscle Growth•Muscle/Strength•Suggestion•Superhero/Supervillain•Flying•Complete •M/M

The Body Builder by Greggrth Steve’s life is about to take a very strange turn when a supervillain called the Body Builder breaks into his lab and causes an accident. Will this be the origin story of a new hero’s rise to glory, or will it spell disaster for the heroes of the city when Super Dick causes all sorts of changes when he can’t control his not so little buddy… 16 parts 58k words (#54) Added Dec 2020 Updated 12 Aug 2023 71k views 4.9 stars (66 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Cum inflation•Hyper Muscle•Immobility•Muscle Growth•Stretchy•Forced Growth•Size Increase•Lycra/Spandex•Rubber/Latex•Superhero/Supervillain •M/M•M/M/M

Body game: Encounter 56 by matt1008 In a prequel to BRK’s Body game, another set of six hot guys experience the dramatic and unexpected changes the Body Game can produce. 10k words Added Feb 2016 20k views 4.8 stars (12 votes) •Cock Growth•Huge Balls•Huge Cock•Nipcocks•Multicock•Muscle Growth•Muscle/Strength•Voice Deepening•Size Increase•Mouthcock

Body game: Encounter 813 by BRK Reggie isn’t sure why the team-building get-together for the web design firm he’s working for is being held at an abandoned mall; he just knows he can’t get his sexy boss out of his mind. 9 parts 49k words (#74) Added May 2016 Updated 12 Jun 2021 41k views 4.9 stars (30 votes) •Always Hard•Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Extra digits•Multi-abs•Multicock•Multiarm•Multilimb•Multipec•Multitongue•Replication•Stacking•Muscle Growth•Stretchy•Foot Growth•Getting Taller•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Hyper Tongue•Tongue Growth•Mouthcock•Incest•Brothers•Selfcest •M/M•M/M/M

The bodybuilding bulge cum-petition by UberPump What do you get when jealously clouds your judgement?  Well lets find out from Chris and Derek.  Two, well know bodybuilders on the stage for the Bulge Competition.  They've been juicing their cock and balls up over several months and have... so far... blown the competition out of the water.  That is until one massive newbie blows up in front of everyone.  His manly display of virility forces Chris and Derek to find alternative means to grow bigger than him... Their balls will certainly not be outdone by some show off! 5,380 words Added Feb 2024 5,968 views 4.3 stars (9 votes) •Cock Growth•Cock Pumping•Huge Balls•Ball Growth•Huge Cock•Cum inflation•Cum Milking•Always Cumming•Hyper Cum•Public Orgasm•Addiction•Hyper Muscle•Immobility•Muscle Growth•Muscle Worship•Man Scent•Voluptuous Men•Increased Libido•Forced Growth•Inflation•Destruction/Violence•Nonconsensual change•Bodily Fluids•Complete •M/M/M•M/M/M/...

The bodyguards by MaxMorphs Two already huge and beautiful brothers apply for a job guarding a man who might be able to help them get even bigger. 9 parts 22k words Added Apr 2021 Updated 21 Aug 2021 50k views 4.8 stars (47 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Nipcocks•Hyper Cum•Nipple Emissions•Multicock•Hyper Muscle•Muscle Growth•Muscle Gut•Muscle/Strength•Belly Growth•Gradual Change•Plausible Size Difference•Size Increase•Inflation•Incest•Brothers•Twins •M/M•M/M/M

The book of desires by SomeMuscleGuy After stealing a corrupted book at the gym, Michael is left growing uncontrollably by a Symbiotic Demon that only wants to swell its victims with the most size possible. But even the demon underestimates just how gigantic Michael wants to become. 7,676 words Added Dec 2022 21k views 4.9 stars (10 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Multi-abs•Addiction•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle Worship•Public Nudity•Butt Growth•Foot Growth•Transformation•Voice Deepening•Getting Taller•Giants•Size Increase•Destruction/Violence•Nonconsensual change•Infectious•Aliens•Symbiotes•Complete•Stories with Images •M

The boy who cried big by Kalos Kiryu When a potential boyfriend suspects his lover of lying about his true size, he accidentally gives him more than he ever cared to have. 4,509 words Added Mar 2019 20k views 4.8 stars (13 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Muscle Growth•Muscle/Strength •M/M

Breaking big by Ziel Tim had the bright idea to craft a special serum that would boost the size of his painfully average dick in order to show off and hopefully woo one or both of his crushes, and it worked! Oh boy, did it work, but things take a turn for the extreme when Tim’s growth reaches extremes he’d never dreamed of, and then there’s the issue of Tim’s two crushes... 7,492 words Added Jan 2016 27k views 4.7 stars (17 votes) •Cock Growth•Cockfucking•Huge Balls•Hyper Cock•Hyper Cum•Immobility

The breakthrough by Gigantic Mr.B One lapse in concentration sets off an unstoppable chain of events for an 18-year-old lab intern, Ben. 5 parts 18k words Added Apr 2022 Updated 10 Sep 2022 33k views 4.8 stars (42 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Hyper Muscle•Hyper Strength•Muscle Growth•Butt Growth•Gradual Change•Getting Taller•Size Increase•Infectious •M/M

Brian and Ramón by BRK Brian, the surprisingly muscular HR guy, and Ramón, the irresistibly sexy developer guy, enjoy each other’s company behind Brian’s closed office door. 1,741 words Added Jun 2021 7,135 views 3.5 stars (6 votes) •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Muscle/Strength•Voice Deepening •M/M

Brotherly love by Seth Peterson Two brothers get the best weekend they can imagine through the use of some very special, very wonderful powers. Rest assured, the results are BIG. 7,666 words Added Dec 2015 47k views 4.8 stars (19 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Muscle Growth•Muscle Gut•Muscle/Strength•Getting Taller•Size Increase•Incest•Brothers•Merging

Brute growth by Zhu and YungFrancis Having outgrown his previous digs, giant muscle freak Mute commissions a bigger house from fellow freak and architect Zhu. Zhu and his assistant Dohn join him for a meal, and they’re already turned on by each other’s crazy size even before they share some very special cigars. 2 parts 8,446 words Added Dec 2018 16k views 4.0 stars (6 votes) •Huge Balls•Huge Cock•Hyper Cock•Hyper Muscle•Immobility•Muscle Growth•Muscle/Strength•Giants•Plausible Size Difference•Size Increase•Tongue Growth•Tobacco •M/M•M/M/M

The bull and the wolf by MoonlightSerenade An ancient, powerful, immortal werewolf enters a new city ready to dominate, only to become captivated by a virile minotaur who won't let the new man get his way and proves to be the only man capable of dominating over even him. 1,922 words Added Mar 2023 3,442 views 5.0 stars (2 votes) •Huge Balls•Huge Cock•Muscle/Strength•Man Scent•Voluptuous Men•Destruction/Violence•Dom/Sub•Restraints•Hyper Pheromones•Anthro/Furry•Werewolves•Fantasy Realm•Urban Fantasy•Immortality•Complete •M/M

Bull brothers by brazboy Caio and André live together in their family farm, burdened by the loans inherited from their parents. Caio supports both of them selling his milk, but his younger brother still wants to contribute, even if he has to do it behind his elder’s back. 3 parts 12k words Added Nov 2021 Updated 27 Nov 2021 18k views 4.8 stars (13 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Cum Milking•Hyper Cum•Nipple Emissions•Hyper Muscle•Muscle Breast•Muscle Growth•Incest•Brothers •M/M

Bull’s strength by muscl4life On a quiet farm far from anywhere, an orphan named Joshua grows up so huge and strong that he’s bullied for being a freak. His aunt and uncle raise him with love and teach him to accept who he is, but Joshua yearns to be among men who don’t just accept his giant body, but love and admire his amazing size and power. 28 parts 88k words (#29) Added Jul 2018 Updated 6 Oct 2018 93k views 4.8 stars (45 votes) •Always Hard•Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Multi-abs•Multicock•Muscle Growth•Muscle/Strength•Muscle Worship•Transformation•Getting Taller•Plausible Size Difference•Size Increase•Age Difference•Bestiality•Incest•Father/Son•Destruction/Violence•Infectious•Flying •M/M•M/M/M•M/M/M/...

But I will do anything by WordShop Twenty-two-year-old Carlos is handsome, charming, and a great looker, but with self-doubts over a lithe lean body when he always wanted muscle. So he places an ad in a personals column looking for the trainer who could mold him. Be careful what you wish for… 3 parts 8,532 words Added Sep 2017 Updated 8 Dec 2017 26k views 4.7 stars (17 votes) •Cock Growth•Huge Balls•Hyper Cock•Immobility•Muscle Growth•Muscle/Strength•Hair Growth/Getting Hairy

Buying new underwear by James Morris Matt goes to buy underwear and runs into a hugely hung stud in the changing rooms who needs some help trying on his own purchases. 1,531 words Added Feb 2019 19k views 3.8 stars (15 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Straight to Gay•Suggestion

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The cabin by HugeEndowments A story about two friends and some excessive sizes. 2 parts 9,239 words Added Mar 2021 11k views 5.0 stars (17 votes) •Huge Balls•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Muscle Worship •M/M

The cake by Orion Matt is an average college student, frustrated with his below average body. But that is unexpectedly about to change, thanks to a little bit of magic. 4,757 words Added Feb 2017 29k views 4.0 stars (7 votes) •Cock Growth•Huge Balls•Hyper Cock•Muscle Growth•Muscle/Strength•Getting Taller•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy

Caleb finally grows up by Joven Caleb, an embarrassingly under-endowed 19-year-old, ends up getting some help from a doctor. The treatment is a little too effective, much to Caleb’s delight. 8 parts 10k words Added Sep 2019 Updated 21 Sep 2019 21k views 4.6 stars (18 votes) •Cock Growth•Huge Balls•Huge Cock•Self-suck •M/M

The cam show by LordTronimator A furry streamer decides to host a very special show as he decides to showcase a lotion that he found, that promises to increase the size of one’s penis. Things start out well enough before taking a very messy turn. 2,552 words Added May 2020 8,880 views 4.9 stars (9 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Social Media•Anthro/Furry •M/M•M/M/M

Can’t ignore the balls by BRK Volunteer for one little study, and suddenly you’re the guy with the giant nuts. 3,009 words Added Feb 2024 3,614 views 4.8 stars (14 votes) •Huge Balls•Huge Cock•Hyper Cum•Increased Libido •M

Carlos Bunda and the billion-dollar dildo by brazboy Carlos Bunda is Brazil’s number 1 secret agent, and is about to embark on a tense mission: rescuing the last of the four billion-dollar dildos which were lost after the fall of the Soviet Union. The task to retrieve this invaluable weapon sends him to Paris where he encounters Julien Monet, a former member of the French communist party who wants the power of the dildo for himself, not to mention the “bears”—a trio of Russian assassins desperate to recover their national secret weapon. 2 parts 9,240 words Added Dec 2021 5,704 views 4.7 stars (7 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Muscle Growth•Muscle/Strength•Increased Libido•Getting Taller•Giants•Plausible Size Difference•Size Increase•Dildos/Toys •M/M•M/M/M

Carolina cock by Max Mann A paean to two of North Carolina's most famous sports stars. 2,779 words Added Nov 2003 32k views 4.7 stars (14 votes) •Cock Growth•Cock Pumping•Huge Balls•Huge Cock•Hyper Cock

Castaway by Nikison Having fallen overboard, a man washes ashore on an island. The natives make a big impression on him. 2 parts 3,776 words Added Sep 2011 23k views 3.8 stars (8 votes) •Huge Balls•Huge Cock•Hyper Cock•Hyper Cum

Cave of worshippers by SomeMuscleGuy After a strange workout session with his friend Ben, Mike wakes up restrained in a cave, surrounded by cultists who want to make him their muscle god. 4 parts 12k words Added Jan 2023 Updated 6 Apr 2024 20k views 4.7 stars (21 votes) •Always Hard•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Multi-abs•Addiction•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle Worship•Butt Growth•Increased Libido•Foot Growth•Transformation•Voice Deepening•Getting Taller•Giants•Forced Growth•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Dom/Sub•Nonconsensual change•Restraints•Absorption•Complete •M/M

Cave on the Moon by brazboy First contact? A large cave is identified on the Moon. It is apparently ancient, but also not at all natural. Humans, curious as ever, sent a team of astronauts to investigate it. What they find changes everything, and everyone, forever… 3 parts 9,726 words Added Nov 2021 13k views 4.4 stars (13 votes) •Always Hard•Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Public Orgasm•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Increased Libido•Getting Taller•Giants•Plausible Size Difference•Size Decrease•Destruction/Violence•Nonconsensual change•Aliens•Androids/Cyborgs•Space Travel •M•M/M•M/M/M

Changing fortunes by MuscleAndBulge Mark is seeking help with a relationship that has lost its spark. He is pointed in the direction of a fortune teller who has some extra skills that help Mark and Erik rekindle their love life. 2 parts 6,137 words Added Jun 2021 Updated 10 Jul 2021 14k views 4.9 stars (17 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Muscle Worship•Lycra/Spandex •M/M

Check this mate by brazboy Pedro loves drinking mate tea, so when he finds the products of a fancy-looking new brand for sale in his local supermarket he decides to buy two packages. As soon as he arrives home, he makes himself some chimarrão which, as always, he offers to his handsome boyfriend Alexandre. The strong and addictive flavor enchants both of them, but that’s not the end of their surprises… 2 parts 8,935 words Added Mar 2022 Updated 2 Apr 2022 14k views 4.6 stars (8 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Nipple Emissions•Hyper Muscle•Pec Fucking•Immobility•Muscle Growth•Muscle/Strength•Increased Libido•Voice Deepening•Getting Taller•Giants•Size Increase•Tongue Growth •M/M

A Christmas wish by Buck Reams Writing out your fantasies can have practical consequences, if you do it on a scrap of paper you forgot came from a magical tome. 1,975 words Added Dec 2019 20k views 4.8 stars (23 votes) •Cock Growth•Huge Balls•Huge Cock•Nipcocks•Hyper Cum•Nipple Emissions•Muscle Growth•Muscle/Strength•Transformation•Size Increase•Hair Growth/Getting Hairy•Nonconsensual change•Infectious•Christmas •M/M

ChristMASS by Musclesaber Four men are transported to the North Pole to compete for the title of “The New Santa Claus”. Little do they know what magic can really do to them as one by one, they are each eliminated. 4 parts 9,454 words Added Dec 2020 15k views 5.0 stars (3 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Cum inflation•Hyper Cum•Muscle Growth•Belly Growth•Getting Taller•Giants•Inflation•Christmas •M/M•M/M/M/...

The chronicles of Besar Otot by OneLuckyGuy89 On a distant unknown island near Indonesia called Besar Otot, Kenny Masters returns home a new man and intends to change his family as well. 8 parts 26k words Added Jan 2020 Updated 8 May 2021 22k views 4.0 stars (3 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Multicock•Gender Swap•Straight to Gay•Muscle Growth•Muscle/Strength•Transformation•Getting Taller•Plausible Size Difference•Size Increase•Age Progression•Hair Growth/Getting Hairy•Age Difference•Incest•Brothers•Father/Son•Nonconsensual change•Hyper Pheromones

The clinic of big buscle men by Lionel E. Linklander In the future, bodybuilding has been split into two groups, normal bodybuilders called Sandows, and huger men called Buscles. Buscles are monstrous behemoths who are obsessed with becoming the biggest men ever. A nurse charged with taking care of these beasts retells the stories of the 26 men who took bodybuilding to the incredible extremes. 2 parts 4,790 words Added Dec 2023 4,591 views 4.0 stars (23 votes) •Cock Growth•Cock Shrinking•Cockless•Huge Balls•Huge Cock•Public Orgasm•Addiction•Hyper Muscle•Immobility•Muscle Growth•Muscle Worship•Always Shirtless•Public Nudity•Butt Growth•Feeding•Forced Growth•Inflation •M/M

Coach’s big surprise (Revised) by SomeMuscleGuy and MuscleMike Josh is struggling to keep up with the rest of his college wrestling team, and he’s afraid he will not make the cut. Luckily, a former student of his teacher, Coach Smith, is sent a package that’ll make them both become the men they’ve always dreamed of becoming—and more. 5 parts 18k words Added May 2023 Updated 29 Jul 2023 53k views 4.8 stars (32 votes) •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Self-suck•Public Orgasm•Addiction•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Muscle Worship•Public Nudity•Increased Libido•Transformation•Voice Deepening•Getting Taller•Giants•Size Increase•Hair Growth/Getting Hairy•Destruction/Violence•Infectious•Complete •M/M•M/M/M

The cock blog by TheSizeKing Patrick was just your average 25 year old guy. He’s just got one secret: he has the world’s biggest dick, and it seems to be getting bigger. 5 parts 8,685 words Added Aug 2020 Updated 17 Oct 2020 17k views 4.5 stars (13 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Gradual Change •M/M

The cock dungeon by LordTronimator A group of boys awaken within a dark, strange dungeon, completely butt naked and sporting boners that seem to refuse to go away. They hope to find any other prisoners and an escape before succumbing to the strange location’s influence. 4 parts 9,222 words Added Jun 2020 Updated 8 Aug 2020 13k views 4.4 stars (13 votes) •Always Hard•Huge Balls•Huge Cock•Cum Milking•Hermaphrodite•Cock Cage•Nonconsensual change •M/M•M/M/M

The cock-off by Armie Lingo In the gym locker room, Nick and Joe get the chance to admire Cock-Off champion Steve up close. 3 parts 5,295 words Added Oct 2005 26k views 5.0 stars (11 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Muscle/Strength •M/M•M/M/M

Cocking stuffers by Ziel George and Bailey are best buds and roommates, but could they be something more? They just need a little something to break the ice… and Bailey’s boxers. 6,096 words Added Dec 2021 12k views 5.0 stars (10 votes) •Cock Growth•Cock Vore•Huge Balls•Huge Cock•Hyper Cock•Christmas •M/M

The Cockmoore Chronicles: Brandon by CockTFBoi When Brandon comes across a magic book that can change anyone, he does what most guys would do: give himself a bigger dick. As the growth goes unchecked, he struggles to find a way to stop it or the intense pleasure that goes with the changes. 4,999 words Added Sep 2022 7,029 views 4.9 stars (9 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Muscle Growth•Gradual Change •M/M

The collection by BRK Zach is surprised to get a Thanksgiving dinner invite from his reclusive great uncle Derek, but a trip to Maine with his friends sounds better than cooking. As it turns out, more awaits them in the strange old oceanside house than a few platefuls of turkey and cranberry sauce. 8 parts 16k words Added Nov 2022 Updated 28 Jan 2023 9,375 views 4.7 stars (6 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Multileg•Multilimb•Replication•Muscle Growth•Getting Handsomer•Transformation•Voice Deepening•Getting Taller•Plausible Size Difference•Size Decrease•Size Increase•Age Regression•Selfcest•Nonconsensual change•Supernatural•Thanksgiving •M/M

Colossal Clothing by QuasarSun Spencer is just your average post-college graduate, down on his luck and working a dead-end job when he runs across a magical clothing store that gives him a new job, a new perspective, and a lot more. 3 parts 5,384 words Added May 2020 Updated 3 Dec 2022 19k views 4.4 stars (23 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Muscle Growth•Muscle Gut•Belly Growth•Transformation•Voice Deepening•Getting Taller•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Getting Fatter•Orcs•Supernatural •M/M

Comeuppance by JJJJohnson No more than one tablespoon each, huh? Suuuuuure! 4,071 words Added May 2006 48k views 4.7 stars (24 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Muscle Growth•Muscle/Strength•Giants•Size Increase•Brothers•Twins •M/M

Coming of age by Also Known As Jerry’s nephew comes to visit him in San Francisco, and turns out to be very huge, very beautiful and very uninhibited. 4 parts 13k words Added Feb 2019 26k views 5.0 stars (19 votes) •Cock Growth•Huge Balls•Huge Cock•Self-suck•Hyper Cum•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase•Hairless•Incest •M/t

Commercial audition by PeroPero Sometimes trying out for a commercial leads to more than 30 seconds of fame. 963 words Added Jul 2023 5,232 views 2.3 stars (12 votes) •Always Hard•Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Hyper Muscle•Immobility•Muscle Growth•Muscle/Strength•Butt Growth•Breast Expansion•Voice Deepening•Getting Taller•Size Increase•Anthro/Furry•Complete •M/M

Compromised by BRK Ordered to recontain a damaged, wildly radioactive experiment, Warin experiences disaster when his state-of the-art hazmat suit is suddenly breached in mid-operation. 2,490 words Added Dec 2023 6,060 views 4.8 stars (8 votes) •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Public Nudity•Giants•Forced Growth•Size Increase•Nonconsensual change •M

Conner’s massive reveal by MegaMaker Isaac and Connor have been dating for years and recently graduated college. Connor wants this relationship to last for the rest of their lives. In order to do that he must reveal what he truly is to his lover. He’s afraid Isaac won’t want to be with him anymore but when Isaac finds out he falls in love with Connor all over again. 6,512 words Added Feb 2023 15k views 4.3 stars (12 votes) •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Always Cumming•Hyper Cum•Public Orgasm•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Muscle Worship•Public Nudity•Man Scent•Butt Growth•Increased Libido•Gradual Change•Voice Deepening•Getting Taller•Giants•Forced Growth•Size Increase•Shapeshifting•Complete •M/M

Containment breach by SomeMuscleGuy After Kalos experiences a suit malfunction while working with a Radioactive Material at work, he is left growing at a quickening rate to sizes that nobody ever thought was possible, and its contaminated effects are spreading too fast to be stopped. 11k words Added Mar 2023 18k views 4.7 stars (18 votes) •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Self-suck•Cum Milking•Always Cumming•Hyper Cum•Nipple Emissions•Public Orgasm•Extra digits•Multi-abs•Multiarm•Addiction•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle Gut•Muscle Worship•Public Nudity•Butt Growth•Belly Growth•Increased Libido•Transformation•Voice Deepening•Getting Taller•Giants•Forced Growth•Size Increase•Hair Growth/Getting Hairy•Nonconsensual change•Rubber/Latex•Infectious•Complete •M

Contamination by RdyRoger After his dick came in contact with an experimental substance, high schooler Vincent starts slowly getting bigger… first in his crotch and then other places, too. Thomas, a tall, handsome jock, likes teasing him about it at every opportunity. 6,135 words Added Jul 2019 27k views 4.6 stars (21 votes) •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Muscle/Strength•Gradual Change•Getting Taller•Size Increase•Hair Growth/Getting Hairy•Infectious •t/t

Cool bracelet, bro by BRK Shortly after acquiring a mysterious leather bracelet, Pete and his kid brother Quentin have a conversation that leads rapidly toward just how hung Pete is, and how horny that makes his brother. 6 parts 20k words Added Feb 2014 Updated 3 Jun 2023 75k views 4.5 stars (53 votes) •Always Hard•Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Multi-abs•Multi-balls•Multicock•Multihead•Multiarm•Multileg•Multilimb•Three Legs•Multipec•Multitongue•Stacking•Muscle Growth•Muscle/Strength•Retcon•Suggestion•Incest•Brothers •M/M/M•t/t•t/t/t

Critical mass by UberPump Bryan is just a High School Senior, ready to get his miserable life over with at this wretched place. No one seems to notice the small, scrawny 5-foot-3 teen, with the exception of the school bully. Albert teases Bryan all the time, his goons joining in. After school, Bryan stumbles upon one of his dad’s latest creations at his Bio Medical Research facility ande decides to take the mysterious serum in hopes of one-upping Albert. Bryan’s life, and body, changes forever. But there are side effects that none of them foreseen... 5,082 words Added Feb 2024 8,958 views 5.0 stars (20 votes) •Cock Growth•Cock Pumping•Huge Balls•Ball Growth•Huge Cock•Cum inflation•Hyper Cum•Public Orgasm•Muscle Growth•Muscle/Strength•Muscle Worship•Man Scent•Increased Libido•Foot Growth•Voice Deepening•Getting Taller•Forced Growth•Size Increase•Inflation•Father/Son•Bisexual•Humiliation•Nonconsensual change•Bodily Fluids •M/M•t/t/t

Cruise cocktail by BRK For a guy on a deluxe, all-expenses-paid gay cruise, Carter is a little grumpy. Maybe it has something to do with the fact that he’s having trouble fitting into his briefs thanks to a certain shipboard perk he hadn’t known about ahead of time. 1,648 words Added Feb 2022 7,836 views 4.6 stars (16 votes) •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Gradual Change•Hair Growth/Getting Hairy •NS

Cu Raigo by NioSatyr Raigo, an adrenaline-addicted porn star, finds himself in a snow storm. Luckily, a mysterious and large stranger saves him, which leads to a lot of changes for both of them. 6,103 words Added May 2021 14k views 4.3 stars (12 votes) •Always Hard•Cock Growth•Cockfucking•Huge Balls•Hyper Cock•Self-suck•Hyper Cum•Nipple Emissions•Muscle Growth•Transformation•Size Increase•Anthro/Furry•Stories with Images

The cum factory by UberPump A young man and his wife expand the boundaries of what it means to be a cum factory. The young stud, forced to drink the mysterious protein shake over and over again, finds it erotic to see his balls swell as a side effect. This eggs his girl to force him to drink more and push his balls to their limits. 1,465 words Added Jan 2021 14k views 4.5 stars (8 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cum•Hetero Sex

The CUM-mission by UberPump Our character experiences a serious case of blue balls as he’s awaiting for a story commission from UberPump. He’s been edging for hours with no relief as his balls swell with gallons upon gallons of cum.... 1,092 words Added Jul 2023 5,483 views 4.0 stars (3 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Cum inflation•Hyper Cum•Inflation•Destruction/Violence•Nonconsensual change•Horror •M

Curse room by BRK As the landlord’s son, Joey gets to deal with abandoned apartments and whatever might be in them. Usually it’s just junk; but the guy that skipped on unit 12E was deeply weird, and the way he’d looked at Joey before was more than a little scary. 2,828 words Added Apr 2022 7,459 views 4.5 stars (12 votes) •Cock Growth•Huge Balls•Huge Cock•Multi-abs•Multiarm•Multilimb•Muscle Growth•Getting Taller•Plausible Size Difference•Infectious •M/M

The cursed ride by SomeMuscleGuy When Kalos is overcome with a sudden surge of growth on his motorcycle ride with Epsilon, he must get to the city before he becomes too big. 8,330 words Added Feb 2023 11k views 4.2 stars (9 votes) •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Multi-abs•Addiction•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Muscle Worship•Public Nudity•Getting Handsomer•Gradual Change•Transformation•Voice Deepening•Getting Taller•Forced Growth•Size Increase•Destruction/Violence•Dom/Sub•Nonconsensual change•Complete •M/M

D 18

Dad’s water balloon by PumpedBalloon Your step-dad is home alone with you for the week and on the first day, you and he discover a new bond through some exploration. You discover what it's like to feel a man in your mouth as he gets bigger in more ways than one. 3,858 words Added May 2023 7,527 views 5.0 stars (14 votes) •Huge Balls•Huge Cock•Man Scent•Belly Growth•Inflation•First Time/Virgin•Father/Son •M/M

David devolving by FanTCMan Sexy David develops a muscle obsession, with a little help from Larry and whatever he slipped into David’s drink. 2 parts 9,538 words Added Sep 2003 48k views 4.8 stars (19 votes) •Cock Growth•Huge Balls•Huge Cock•Getting Dumber•Straight to Gay•Muscle Growth•Muscle/Strength•Nonconsensual change •M/M

Death and rebirth by NioSatyr Being a menace towards nature is not that great to begin with, but what happens when it strikes back? 2,521 words Added Oct 2021 13k views 4.5 stars (8 votes) •Always Hard•Cock Vore•Huge Balls•Huge Cock•Human to Cock•Hyper Cock•Self-suck•Always Cumming•Hyper Cum•Nipple Emissions•Muscle Growth•Muscle/Strength•Increased Libido•Transformation•Getting Taller•Giants•Size Increase•Nonconsensual change•Vore•Absorption•Satyrs •M/M•M/M/M

Delivery by Hairymusclemorphs Delivery guys these days aren't always the innocent playboys you'd wish for. 4 parts 14k words Added Mar 2024 Updated 23 Mar 2024 9,242 views 4.9 stars (22 votes) •Cock Growth•Huge Balls•Huge Cock•Dom to Sub•Muscle Growth•Man Scent•Voice Deepening•Getting Taller•Plausible Size Difference•Hair Growth/Getting Hairy•Dom/Sub•Nonconsensual change•Complete •M/M

Derek and Simon by BRK Newlyweds Derek and Simon suspect their new house might be haunted, and after sharing a few bottles of wine one night testing that theory starts to sound like a good idea. 5,244 words Added Jul 2022 9,360 views 4.6 stars (12 votes) •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Transformation•Voice Deepening•Getting Taller•Plausible Size Difference•Size Increase•Age Progression•Hair Growth/Getting Hairy•Dom/Sub•Merging•Shared Body•Ghosts•Supernatural•Complete•Alcohol •M/M•M/M/M

Derek’s rebirth by muscl4life An elixir from the dawn of time is turning Derek into the ultimate muscle daddy, which he demonstrates by wearing out three young admirers. Taking on a personal trainer as his acolyte, Derek prepares himself for an even more impressive Phase Two of his transformation. 3 parts 12k words Added Nov 2018 34k views 4.6 stars (21 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Nipple Emissions•Straight to Gay•Muscle Growth•Muscle/Strength•Giants•Plausible Size Difference•Size Increase•Age Difference •M/M

Detention by octavian Is it mistaken identity? Or is something darker at work here? Whatever the case, when our main character gets sent to detention, he’s sure there’s been a mistake. The guy sitting next to him, however, sees things differently. 6,534 words Added Jul 2022 9,936 views 4.6 stars (14 votes) •Cock Growth•Huge Balls•Huge Cock•Self-suck•Getting Dumber•Straight to Gay•Muscle Growth•Foot Growth•Getting Taller•Size Increase•Human to Animal/Anthro•Hair Growth/Getting Hairy•Retcon•Nonconsensual change•Anthro/Furry •t/t

Digital Dan by Bear Northman Mick tries a virtual encounter with an ideal man, and finds it’s a lot more real than he expects. 2,481 words Added Aug 2016 14k views 4.4 stars (18 votes) •Cock Growth•Huge Balls•Hyper Cock•Muscle Growth•Muscle/Strength

Diner by BRK Clint tries out a diner near his new house, but ends up with more than he bargained for. 3,976 words Added Oct 2023 7,272 views 4.3 stars (12 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Pec Fucking•Hyper Strength•Muscle Growth•Increased Libido•Foot Growth•Gradual Change•Transformation•Getting Taller•Giants•Forced Growth•Plausible Size Difference•Size Increase•Destruction/Violence•Nonconsensual change•Complete •M

Discogrowphy by Ziel In his first Patreon bonus mini-fic, Ziel indulges in this month’s theme: “Hyper Macro Twink.” As the author explains, “Lots of clothes-bursty growy goodness ensues as well as lots of hot ’n’ sloppy macro sizeplay. I just couldn’t pass up the chance to add some exhibitionism in there because, really, if you’re a hot ’n’ hung titan, who wouldn’t want to strut their stuff?” 5,711 words Added Jun 2014 19k views 4.3 stars (17 votes) •Cock Growth•Huge Balls•Hyper Cock•Public Nudity•Size Increase •M/M

Doctor Doomsday by Marquis de Rent Somewhere in a carefully observed multiverse, a bodybuilder tests a new device intended to cater to his every size ambition. 1,924 words Added Jul 2017 16k views 4.5 stars (15 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Size Increase

Double dream feat by Ziel Aidan awakes from a surprisingly realistic dream to find things aren't quite how he remembered them. For starters, his dingy dorm room has been replaced with a reasonably sized apartment… an apartment he seems to share with his best friend. But stranger things are in store for Aidan as the morning unfurls. 4,723 words Added Jun 2018 9,953 views 5.0 stars (6 votes) •Cock Growth•Cockfucking•Huge Balls•Huge Cock•Hyper Cock•Replication•Selfcest •M/M•M/M/M/...

Dr. Engorgio by TheSizeKing A doctor known for growing his patients lets his fantasies run wild with a new client, Nick. 6 parts 11k words Added Aug 2019 Updated 7 Sep 2019 24k views 4.7 stars (31 votes) •Cock Growth•Huge Balls•Huge Cock•Self-suck•Hyper Cum•Muscle Growth•Muscle/Strength •M/M

Dragon’s Horde: Drunken chat by STrRedWolf When that first drink really hits you so hard your body changes, reaching out to a support group online isn’t a bad thing… 1,246 words Added May 2021 3,891 views 4.0 stars (1 vote) •Huge Balls•Hyper Cock•Multi-balls•Multicock•Multihead•Multiarm•Multileg•Multilimb•Three Legs•Replication•Selfcest•Anthro/Furry•Dragons•Alcohol

Dragon’s Horde: Drunk on the groove by STrRedWolf A local DJ and neighbor of Red's overdoes it at the Dragon's Horde... and the next day, he's feeling rather green... and rather hung. 1,573 words Added Mar 2017 9,670 views 5.0 stars (2 votes) •Cock Growth•Huge Balls•Hyper Cock•Multi-balls•Multiarm•Anthro/Furry•Alcohol

Dude, look what I found! by Alex Anders Some frat bros find a genie and end up surprising the fuck out of it. 8 parts 7,567 words Added Mar 2022 Updated 31 Dec 2022 16k views 4.5 stars (12 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Prehensile Cock•Extra facial features•Multicock•Multiarm•Multileg•Multilimb•Three Legs•Multipec•Multitongue•Replication•Wristfeet•Straight to Gay•Public Nudity•Transformation•Size Decrease•Size Increase•Mouthcock•Selfcest•Djin/Jinn/Genie •M/M•M/M/M/...

The dudes by BRK The guys at school are really susceptible to suggestion—so much so that if you tell them something’s true, it turns out that it actually is true. 7 parts 16k words Added Mar 2010 Updated 2 Mar 2016 129k views 4.7 stars (49 votes) •Always Hard•Cock Growth•Huge Balls•Huge Cock•Self-suck•Hyper Cum•Public Orgasm•Multi-abs•Straight to Gay•Muscle Growth•Muscle/Strength•Increased Libido•Getting Handsomer•Plausible Size Difference•Size Increase•Tongue Growth•Retcon•Suggestion•Brothers•Hyper Pheromones •t/t•t/t/t•t/t/t...

Dylan & Josh by MaxMorphs Tired of settling or doing without, Josh is determined to find a boyfriend with a more than ample package. Dylan meets his requirements… and then some. 16 parts 18k words Added Apr 2019 Updated 13 Jul 2019 31k views 4.6 stars (33 votes) •Cock Growth•Cockfucking•Huge Balls•Huge Cock•Hyper Cock•Cum inflation•Hyper Cum•Gradual Change•Dildos/Toys•Christmas•April Fool’s Day •M/M

E 7

The e-journal by hyperboi Tyler’s birthday is not going well: no one can come, not even his parents, and his big brother is being an obnoxious bully as usual. Plus he’s horny as heck. At least his best friend gave him a gift: an e-journal. He decides to write in it not about the way things are, but the way he wants things to be. 3,597 words Added Jul 2018 19k views 4.7 stars (26 votes) •Cock Growth•Huge Balls•Huge Cock•Multi-balls•Multicock•Muscle Growth•Muscle/Strength•Retcon•Incest•Brothers•Nonconsensual change

Easy cum, easy go by Noam de Pluma and Kuro Norman Aster is working his regular shift at the restaurant when a mysterious stranger walks in and changes his life forever… except his life has always been that way, right? Right? 3 parts 22k words Added Apr 2022 Updated 16 Apr 2022 13k views 4.4 stars (10 votes) •Always Hard•Cock Growth•Huge Balls•Huge Cock•Always Cumming•Hyper Cum•Public Orgasm•Gender Swap•Other Mental Changes•Straight to Gay•Muscle Growth•Always Shirtless•Increased Libido•Getting Taller•Size Increase•Retcon•Suggestion•Bisexual•Humiliation•Sex-Slave•Hyper Pheromones •M/M•M/M/M•M/F

EH for short by MegaMaker In a world where certain men become enhanced through a genetic mutation, Corey one day decides to try to meet one at a local beach known for being a hotspot for enhanced humans. When he stumbles on Cliff, a connection develops that’s stronger than he’d expected. 11k words Added Feb 2023 9,021 views 4.1 stars (10 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Straight to Gay•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength•Muscle Worship•Public Nudity•Butt Growth•Increased Libido•Gradual Change•Transformation•Voice Deepening•Getting Taller•Giants•Size Increase•Race/Ethnicity Change•Nonconsensual change•Complete •M/M

Elementary, Dr. Robinsen by Tereshky A talented scientist develops a revolutionary new muscle-growth serum, and learns the perils of self-experimentation. 1,015 words Added Feb 2020 6,994 views 4.1 stars (8 votes) •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Muscle/Strength •NS

Enchanted growth by NBCK99 When Andrelle’s questing companions succeed in finding a magical dagger, he discovers just why the artifact is so desirable. 5 parts 18k words Added Apr 2015 Updated 27 Oct 2015 44k views 4.7 stars (29 votes) •Cock Growth•Huge Balls•Hyper Cock•Muscle Growth•Muscle/Strength•Size Increase•Fantasy Realm •M/M•M/M/M

Enlargement by Boston Guy A medical engineer develops nanotechnology that could cure the world of multiple diseases. But his true motivation is not so noble. 5 parts 15k words Added May 2013 61k views 4.6 stars (29 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Straight to Gay•Muscle Growth•Muscle/Strength•Increased Libido•Gradual Change•Transformation•Size Increase•Nanotech•Nonconsensual change•Infectious•Hyper Anus •M/M•M/M/M•M/M/M/...

Ever growing by MaxMorphs An account of what it’s really like to have a dick that keeps growing and growing and growing, sometimes fast, sometimes slow, but always more than you expect. 4,842 words Added Sep 2016 41k views 4.1 stars (14 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Bisexual•Hetero Sex

F 13

Failed revenge by GiantGuy A high school senior concocts a serum to get revenge on his longtime bully, but it doesn’t quite go to plan. 1,944 words Added May 2003 32k views 4.2 stars (5 votes) •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Muscle/Strength•Plausible Size Difference•Size Increase •M/M

Family trouble by HandsomeLitleBoy Max starts to notice some strange behavior from his big brother Brad—behavior that involves ungodly amounts of cum. 2 parts 2,454 words Added Oct 2020 12k views 4.8 stars (9 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Muscle Growth•Getting Taller•Incest•Brothers•Twins

52E by BRK Richie is finally going to get to see his boyfriend in Wales after six months apart. He’s not looking forward to folding his 6-foot-6 frame into a middle seat in the back of coach for the long Transatlantic haul, but Gareth might have discovered something that will make his flight a little easier. 3,027 words Added Dec 2021 8,439 views 4.0 stars (7 votes) •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Increased Libido•Gradual Change•Transformation•Hair Growth/Getting Hairy•Witch/Warlock/Wizard•Complete •M•M/M

Figurines by RdyRoger A pair of bracelets let the wearer gain the proportions and attributes of any figurine you pick up. Once you understand that, you start to realize there are some very well-built figurines out there... 4 parts 9,284 words Added Feb 2009 35k views 4.6 stars (27 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Muscle Growth•Muscle/Strength•Increased Libido•Getting Handsomer•Size Decrease•Size Increase•Race/Ethnicity Change•Hair Growth/Getting Hairy•Tongue Growth•Dildos/Toys

The filling by UberPump Jason has a knack for pumping his cock and balls up with air or water, reveling in the increased size before cumming it out of him. When he attends a Halloween costume party, his drunken behavior leads him to explore his personal limits at the pool. However, once he begins he can’t stop, only attracting the attention of the muscleheads around him. 4,045 words Added Oct 2020 20k views 4.8 stars (13 votes) •Cock Growth•Cock Pumping•Cock Vore•Huge Balls•Ball Growth•Hyper Cock•Hyper Cum•Immobility•Humiliation•Nonconsensual change•Halloween •M/M/M

A filling experience by Lionel E. Linklander Carlos has become victim to a cum-and-dump party.  He’s taken a bunch of small loads already when six men show up at the party with huge dongs and swelling balls.  Can Carlos take all the cum these men have, or will he explode like some cheap cum balloon?  3,019 words Added Aug 2023 6,893 views 4.5 stars (6 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Cum inflation•Hyper Cum•Immobility•Belly Growth•Size Increase•Inflation•Incest•Brothers•Humiliation•Complete •M/M/M/...

5D Super User: Brandon by pkak2k12 Brandon finds out he has an unexpected gift the second he becomes 18. 11 parts 23k words Added Jan 2023 Updated 18 Mar 2023 30k views 4.9 stars (70 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Muscle Growth•Muscle/Strength•Muscle Worship•Gradual Change•Getting Taller•Size Increase•Retcon•Incest•Bisexual •t/t

Fling app boys by West An app claims to offer the widest and most diverse selection of men for your own pleasure. 2 parts 2,307 words Added Aug 2023 2,993 views 4.5 stars (2 votes) •Huge Balls•Huge Cock•Hyper Cum•Muscle/Strength•App •M/M

The four jocks: Horny teens by hyperboi 3 parts 7,484 words Added Apr 2014 35k views 4.7 stars (7 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Nipple Emissions•Multicock•Boytaur•Four Legs•Multiarm•Replication•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase•Incest•Brothers•Selfcest

Frat crisis by BRK Jacob returns to his frat after a week away to find it stinking of sex and full of guys a lot bigger than he remembered them being. 2 parts 5,217 words Added Jun 2022 Updated 2 Dec 2023 20k views 4.8 stars (35 votes) •Always Hard•Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Straight to Gay•Pec Fucking•Muscle Growth•Muscle/Strength•Increased Libido•Getting Handsomer•Gradual Change•Voice Deepening•Hair Growth/Getting Hairy•Nonconsensual change•Infectious•Complete •M/M•M/M/M•M/M/M/...

Freshman, fresh men by West Your best friend and secret crush is now your roommate during your freshman year of college. Both of your comfort levels with each other change when he emerges from the shower smelling fresher than ever, and also bigger each time. 7 parts 13k words Added Sep 2023 Updated 17 Feb 2024 23k views 4.8 stars (33 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Hyper Strength•Muscle Growth•Muscle/Strength•Always Shirtless•Butt Growth•Getting Taller•Size Increase•Retcon•Christmas•Valentine’s Day•Complete •M/M•M/M/M

A fucking god by Jerkoffcentral A teenager is both exasperated and incredibly turned on by how his body and everything about it seems to be getting freakier and freakier. 4 parts 11k words Added Mar 2019 Updated 8 Jul 2023 57k views 4.8 stars (47 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Cum inflation•Hyper Cum•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength•Muscle Worship•Gradual Change•Size Increase•Incest•Brothers •M/M

Fun with math by Josef Howard Todd’s lusting admiration for his well-built math prof leads to some after-class lessons—and some surprisingly effective equations relating to size and muscle. 2,294 words Added Mar 2003 19k views 4.9 stars (15 votes) •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Muscle/Strength•Size Decrease•Size Increase •M/M

G 14

Genetics by joushy123 2,066 words Added Dec 2012 25k views 4.7 stars (7 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Muscle Growth•Muscle/Strength

Genie of the penie by IamYurNayboor Hotel cleaner Franz encounters an unexpectedly-shaped genie who needs his help. 2 parts 3,569 words Added Sep 2023 Updated 9 Sep 2023 4,725 views 5.0 stars (11 votes) •Cock Growth•Huge Balls•Huge Cock•Human to Cock•Hyper Cock•Detachable•Djin/Jinn/Genie •M/M

Getting more than you bargained for by Tereshky Most people do their growing before the pose-down, but this bodybuilding competition is not what it seems. 2 parts 3,922 words Added Jan 2013 34k views 4.5 stars (13 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Multiarm•Multilimb•Multipec•Stacking•Muscle Growth•Muscle/Strength•Getting Taller•Giants•Size Increase •M/M

Giant by Joey A giant what? Need you ask? 3,579 words Added Oct 2005 37k views 4.1 stars (8 votes) •Huge Balls•Huge Cock•Human to Cock•Cock Body•Hyper Cock•Hyper Cum

The good freak by Also Known As Kevin Peters is a cheerful, very fit young man who happens to be getting bigger and hotter in every way, much to the bemusement (and secret arousal) of his doctor. Soon the guys around him are growing too, and Dr. Donaldson discovers even he’s not immune... 33 parts 34k words Added Nov 2002 51k views 4.9 stars (25 votes) •Always Hard•Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Muscle Growth•Muscle/Strength•Gradual Change•Getting Taller•Size Increase•Infectious•April Fool’s Day •M/M•M/M/M•t/t•t/t/t•M/t

The good genie by brazboy Alex is an endless, unlimited and unbound genie—one of the good ones, too! What will happen when someone finds out the lamp inside which he’s taking a long, long nap…? 3 parts 13k words Added Jul 2023 6,655 views 4.7 stars (9 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Prehensile Cock•Self-suck•Hyper Cum•Extra digits•Multi-abs•Multi-balls•Multicock•Four Legs•Lots of Legs•Multiarm•Multileg•Multilimb•Multipec•Multitorso•Replication•Stacking•Hyper Muscle•Muscle Growth•Transformation•Plausible Size Difference•Size Increase•Hyper Tongue•Retcon•Djin/Jinn/Genie•Flying•Complete •M/M•M/M/M

The greenhouse effect by Godzilla While being tutored in horticulture by Tenji, college runner Aaron mistakes a vial for his iced tea… 2,398 words Added Feb 2006 24k views 3.8 stars (4 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Plants

Growing out of control by Lionel E. Linklander Mark spends the Covid lockdown changing and blowing up his body to make everyone jealous.  Then he takes some new juice and the result is some public exposure before swelling up massive.   3,295 words Added Jan 2024 7,621 views 3.9 stars (12 votes) •Always Hard•Cock Growth•Cock Pumping•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Addiction•Hyper Muscle•Immobility•Muscle Growth•Muscle Gut•Muscle Worship•Public Nudity•Transformation•Forced Growth•Lycra/Spandex•Complete •M

Growing relationship by MaxMorphs 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. 5 parts 15k words Added Nov 2018 Updated 24 Jun 2023 28k views 4.8 stars (23 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Multicock•Muscle Growth•Muscle/Strength•Gradual Change •M/M

Growth drive by Musclesaber Jared is on his way to work when he stops by a shop that gives him everything he could’ve dreamed for how to grow bigger. Is it too good to be true? We will have to wait and see how giving people are towards a growing giant. 5 parts 12k words Added Mar 2024 Updated 30 Mar 2024 14k views 4.8 stars (50 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Hyper Muscle•Pec Fucking•Hyper Strength•Immobility•Muscle Breast•Muscle Growth•Muscle/Strength•Muscle Worship•Butt Growth•Foot Growth•Transformation•Getting Taller•Giants•Plausible Size Difference•Size Increase•Social Media•Dom/Sub•Stories with Images•Medieval(ish) •M

A growth vignette by SomeMuscleGuy Troy was pretty buff, but not so big in other ways… which made the bottle of penis growth serum he found hard to resist. 775 words Added Mar 2014 21k views 3.1 stars (22 votes) •Cock Growth•Huge Balls•Hyper Cock

Grrrroooowwwwing by Kaelan 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 3 parts 6,272 words Added Jan 2018 Updated 9 Mar 2018 36k views 4.5 stars (20 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Muscle Growth•Nonconsensual change •M/M

Guard duty by Hairymusclemorphs Your job at the local prison just got way better, once they allowed you to enter the forbidden section where they keep the real big prisoners under control. 3 parts 9,005 words Added Mar 2024 5,122 views 4.7 stars (10 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Hyper Muscle•Hyper Strength•Muscle Growth•Man Scent•Increased Libido•Gradual Change•Voice Deepening•Hair Growth/Getting Hairy•Hyper Pheromones•Complete •M/M

Gym parasite by Aphon When a failed experimental piece of parasite goop finds itself in a gym, it must spread itself quickly or die. Its means of transmission has some huge side effects, whether you like it or not… 1,711 words Added Dec 2019 22k views 4.7 stars (26 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Straight to Gay•Nonconsensual change•Infectious •M/M

H 22

The hand-off by BRK Joey enjoyed hanging out in the corporate café-style break room, just in case Tim from Major Accounts stopped by and Joey got to see his amazing butt. What Joey didn’t know was how Tim got that butt, and what that might mean for Joey. 2,158 words Added Feb 2022 6,032 views 4.5 stars (16 votes) •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Tongue Growth•Retcon•Suggestion•Complete •M/M

Happy birthday! by Musclesaber Commission I did for an anonymous user on Twitter. Dean is running late getting home to see his husband for their birthday, but forgets he still has to get a dessert. He stops at the first shop he sees and finds something that might not only save his butt from his husband, but also his marriage. 2 parts 9,382 words Added Dec 2023 Updated 10 Feb 2024 5,753 views 4.4 stars (10 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Cum inflation•Muscle Growth•Butt Growth•Gradual Change•Getting Taller•Plausible Size Difference•Size Increase •M/M

Happy little accidents by MainAttraction Nils gets a special gift from a new friend in French class, but it take him a while to discover just what it can do. 3 parts 7,693 words Added Dec 2020 Updated 19 Feb 2022 17k views 4.6 stars (24 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Muscle Breast•Muscle/Strength•Increased Libido•Getting Handsomer•Transformation•Getting Taller•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy •M/M

Hard body by Also Known As 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. 16 parts 83k words (#33) Added Oct 2016 Updated 6 Aug 2022 93k views 4.5 stars (103 votes) •Cock Growth•Huge Balls•Huge Cock•Prehensile Cock•Muscle Growth•Muscle/Strength•Muscle Worship•Transformation•Size Increase•Dom/Sub •M/M•M/M/M

Hard5 by BRK Just before his debut as a replacement performer in an up-and-coming boy band, Ian discovers they have a strange backstage ritual with some very unexpected effects. 4,124 words Added Jun 2021 7,816 views 4.5 stars (8 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Nipcocks•Multihead•Multiarm•Multipec•Stacking•Hyper Muscle•Muscle Growth•Muscle/Strength•Transformation•Hair Growth/Getting Hairy•Complete •NS

Helping hands by BRK Miller is always in the barracks stroking himself with both hands. Then one day he gets a chance to have a cock for each hand. He doesn’t, at first, grasp all the implications of that scenario. 1,760 words Added Jun 2019 7,760 views 4.3 stars (12 votes) •Huge Balls•Huge Cock•Hyper Cum•Multicock•Complete •M/M

The heritage by Godzilla 1,178 words Added May 2005 17k views 4.0 stars (3 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum

Himbo pussy serum by BaraBootyEater Josh and Jason are a pair of horny bio-engineering students who’ve created a serum that can cause some muscly changes to those they give it to. 1,126 words Added May 2021 14k views 3.9 stars (14 votes) •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Butt Growth•Hairless

His cock gets huge by Jack Hardwood 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. 8 parts 15k words Added Dec 2017 Updated 13 Apr 2018 51k views 4.7 stars (33 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Muscle Growth•Increased Libido •M/M

Hocus growcus by Jonathan Banner What at first seems to be an innocuous Grindr hookup quickly turns into an otherworldly experience highlighted by unbelievable growth. 4,622 words Added Jul 2022 6,558 views 4.7 stars (11 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Supernatural •M/M

Hollyville by Tereshky 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? 9 parts 44k words (#88) Added Nov 2019 Updated 8 Feb 2020 21k views 4.8 stars (21 votes) •Cock Growth•Huge Balls•Huge Cock•Prehensile Cock•Hyper Cum•Multi-abs•Multiarm•Multilimb•Multipec•Replication•Stacking•Wings•Muscle Growth•Muscle/Strength•Transformation•Size Increase•Selfcest•Tentacle•Horror •M/M

Holy Order of the Phoenix by brazboy Every year on the Summer Solstice, all men living in the lands of the Holy Order of the Phoenix who completed their 20th anniversary in the previous year are called for the vetting—when the Masters of the Holy Order select those who will join them in their monasteries, and those who will return to their villages to carry on their lives. When an unimaginable talent appears, however, wouldn’t he be a threat to the great and old families…? 2,391 words Added Dec 2023 2,325 views 4.0 stars (5 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Cum Milking•Immobility•Muscle Growth•Muscle/Strength•Nonconsensual change •M

Honorato Jerga and the Incan relics by brazboy Honorato Jerga, the famous historian and archeologist, is given clues about the location of Eldorado, which might be where a powerful ancient relic lies—one whose masculine powers had been desired by many for ages. He takes his trusted student, Horacio, to follow him as he meets enemies and old friends deep in the Peruvian jungle. 5 parts 19k words Added Sep 2023 Updated 16 Sep 2023 5,384 views 4.7 stars (12 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Multicock•Multiarm•Multilimb•Hyper Muscle•Immobility•Muscle Growth•Muscle/Strength•Public Nudity•Getting Taller•Giants•Plausible Size Difference•Size Increase•Destruction/Violence•Nonconsensual sex•Complete •M/M

Hookah head by Amus Cobblestone Jamie and Gary agree to plot the seduction of hot freshman dude Tim, with a little help from their hookah and a mysterious herbal blend. The only stipulation: they have to share. 2,577 words Added Jan 2013 13k views 3.5 stars (11 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Multicock•Mind Control

Hot cocko by Ziel What was supposed to be a romantic vacation takes a turn for the worst when a freak blizzard leaves Dave alone in a remote cabin. Bored and lonely, what’s a guy to do but curl up in front of a nice, toasty fire with a nice, warm cup of hot… cocko? 4,447 words Added Dec 2020 5,343 views 4.8 stars (4 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock

Hot coffee by brazboy Davi has heard about a very special coffee shop in downtown Belo Horizonte where massive hunks do everything, from serving the tables to serving as tables, and from brewing coffee to spiking it with their pre. Despite his shyness, Davi can’t help but want to visit such a place during his short trip to the city, to try and satisfy his natural curiosity.   3,771 words Added Jan 2023 3,792 views 4.6 stars (8 votes) •Huge Balls•Huge Cock•Public Orgasm•Muscle/Strength•Public Nudity•Plausible Size Difference •M/M•M/M/M/...

Huge changes: Book two by RdyRoger 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. 2 parts 9,859 words Added Dec 2017 20k views 4.9 stars (9 votes) •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Muscle/Strength•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Nonconsensual change•Infectious

Huge loads by Ziel It seems like dirty clothes aren’t the only huge loads at this laundromat. 5,282 words Added May 2017 23k views 4.5 stars (6 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum

The hulk pill: Contagion by Azerreza Awakened by his brother Mike, David got the surprise of his life when he discovered that his big brother was now... really big: 8 feet tall and probably several tons of muscle. Unfortunately he did not know more about what had happened to him, so he met his friends at the mall as planned. But during the day, he noticed that his clothes seemed to be getting tighter and tighter, including the new ones he had just bought that morning... David was unknowingly one of the first to be infected with what would quickly become a pandemic. 4 parts 16k words Added Jul 2022 Updated 24 Sep 2022 21k views 4.8 stars (10 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Muscle Growth•Increased Libido•Transformation•Voice Deepening•Getting Taller•Plausible Size Difference•Size Increase•Nanotech•Destruction/Violence•Nonconsensual change•Infectious •M

Humbled by the himbo by MegaMaker Austin likes to sleep around and his preferred choice of men are the biggest, dumbest, strongest guys he can find. He’s been doing this his whole life adding notches to his belt. His goal is to sleep with a jock from every sport. To him, Riley is three birds with one stone: diver, swimmer, and polo player. What he doesn’t realize is just how different being with Riley will be for him. 9 parts 22k words Added Feb 2024 Updated 2 Mar 2024 10k views 4.6 stars (51 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Hyper Muscle•Pec Fucking•Hyper Strength•Immobility•Muscle/Strength•Muscle Worship•Lycra/Spandex•Complete•Set in the Future •M/M

Hunk in a trunk by MegaMaker Being a lifeguard can be boring. Lucas sure feels that way, until a hunk of man shows up and shows him some love. 4,296 words Added Mar 2024 4,660 views 4.6 stars (5 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Muscle Worship•Public Nudity•Voice Deepening•Getting Taller•Giants•Forced Growth•Plausible Size Difference•Size Increase•Lycra/Spandex •M/M

Hypers in the History of the World by Carvalho Pinto by brazboy Carvalho Pinto’s classic book investigates the history of macros and hypers by identifying the untold participation of oversized humans in world history. After more than 20 years studying the history and culture of hypers and macros, the author gifts the reader with a compilation of illustrative anecdotes mixed with statistical data and deep historical research, creating a compelling narrative summarizing hundreds of years of history and leaving the reader yearning to go do field work on the subject themselves. 5 parts 5,187 words Added Jun 2023 2,917 views 3.9 stars (8 votes) •Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Hyper Muscle•Immobility •M/M

I 10

I want what I want by NCGazza Multitrillionaire Benjamin Kind has Professor Grant Jennings create a DNA altering nanobite to give him the body he’s always wanted. 3 parts 16k words Added Mar 2019 Updated 29 Oct 2022 34k views 4.5 stars (25 votes) •Cock Growth•Cut to Uncut•Huge Balls•Huge Cock•Hyper Muscle•Muscle Growth•Muscle/Strength•Getting Taller•Giants•Plausible Size Difference•Size Increase•Nanotech•Destruction/Violence•Complete •M/M

I wanted a bigger cock, but this was ridiculous by Arron James Ian seeks a doctor’s unconventional and untested treatment for making his cock and balls bigger… only the serum is much, much more potent than either the doctor or his patient anticipated. 1,189 words Added Jul 2018 17k views 2.6 stars (22 votes) •Cock Growth•Huge Balls•Huge Cock•Human to Cock•Cock Body•Hyper Cock•Hyper Cum

I wish by TJ 1,407 words Added Jul 2002 25k views 3.9 stars (7 votes) •Cock Growth•Huge Balls•Muscle Growth•Muscle/Strength•Djin/Jinn/Genie

In The Mood by Also Known As Woody decides to try the new fad of rendered fantasy companions, wondering if there’s any way they can live up to the hype, much less his own particular fantasies.  2 parts 16k words Added Mar 2023 Updated 17 Jun 2023 9,360 views 4.7 stars (12 votes) •Cock Growth•Huge Balls•Huge Cock•Replication•Muscle Growth•Muscle Worship•Getting Taller•Plausible Size Difference•Size Increase•A.I.-Controlled Change•Incest•Brothers•Twins•Selfcest•Dildos/Toys•Set in the Future •M/M/M

Incubi paradise by OneLuckyGuy89 Izqrt, the Incubus, now going by Ian, is horny and ready to turn this male college dorm into his own personal pleasure haven. 2,068 words Added Jan 2022 7,926 views 4.4 stars (8 votes) •Huge Balls•Huge Cock•Cock Body•Muscle Growth•Muscle Gut•Man Scent•Getting Handsomer•Voice Deepening•Getting Taller•Hair Growth/Getting Hairy•Incubus/Succubus•Metabods 25 •M/M•M/M/M

Incubus garage by Quick Master An incubus of the lower realms aims to corrupt all of the men working at a greasy local garage into incubi. 3 parts 15k words Added Dec 2021 Updated 1 Jan 2022 14k views 5.0 stars (5 votes) •Cock Growth•Huge Balls•Huge Cock•Nipple Emissions•Multicock•Straight to Gay•Muscle Breast•Muscle Growth•Muscle/Strength•Increased Libido•Transformation•Getting Taller•Plausible Size Difference•Size Increase•Human to Animal/Anthro•Tongue Growth•Hyper Pheromones•Infectious•Demons•Incubus/Succubus•Supernatural •M/M•M/M/M•M/M/M/...

The inflation of pleasure by Lionel E. Linklander A man discovers that his friend’s huge cock and its ability to swell with cum and becomes obsessed with making it hold as much cum as possible. The result is an inflation of cum that is almost out of control.  1,638 words Added Jul 2023 7,721 views 4.6 stars (17 votes) •Cock Growth•Huge Balls•Ball Growth•Hyper Cock•Cum inflation•Cum Milking•Hyper Cum•Immobility•Stretchy•Belly Growth•Forced Growth•Complete•Hyper Anus •M/M

Influenced by BRK Dwayne is excited at having won a video chat with Mayson, the hottest of all the gorgeously-muscled fitness models and insta-hunks he follows online. Then things take strange turn when Mayson reaches into the fruit bowl next to him and pulls out a banana—an inexplicably blue banana. 3,497 words Added Dec 2021 7,757 views 4.2 stars (9 votes) •Cock Growth•Huge Balls•Huge Cock•Multicock•Other Mental Changes•Muscle Growth•Muscle/Strength•Getting Taller•Tongue Growth•Retcon•Suggestion•Complete •M/M

It’s all a bit ’haze’y by Ziel When Markus gets accepted into the frat of his dreams, he was expecting one hell of a hazing. The truth is something much bigger. 4,613 words Added Dec 2016 19k views 4.6 stars (12 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Muscle Growth•Muscle/Strength•Size Increase •M/M/M/...

It’s never enough by K. Theeunknown All Trent wants is companionship, until his inner size queen takes him down a deep rabbit hole. Will he ever be able to clean up the nearly uncontrollable mess he’s made? 3 parts 6,734 words Added Jan 2023 Updated 11 Mar 2023 24k views 4.8 stars (35 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Cum inflation•Hyper Cum•Nipple Emissions•Addiction•Straight to Gay•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle Gut•Butt Growth•Getting Taller•Forced Growth•Size Decrease•Size Increase•Hyper Anus •M/M

J 5

Jason’s big problem by Joven 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. 49 parts 115k words (#18) Added Oct 2013 Updated 24 Nov 2017 214k views 4.5 stars (79 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase•Incest•Brothers •t/t•t/t/t

Jizzer by Ziel Ethan drags his roommate Walt off to the woods on the outskirts of town to search for their mutual friend. 2,426 words Added Oct 2021 12k views 4.3 stars (9 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Hyper Muscle•Immobility•Muscle Growth•Muscle/Strength•Giants•Size Increase•Infectious•Horror •M/M

Jock bros by John Perrot Derek convinces his friend Matt to get ‘jocked up’. They never imagined the growth that would follow… 4,800 words Added Feb 2021 31k views 4.7 stars (42 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Hyper Muscle•Muscle Growth•Muscle/Strength•Belly Growth•Gradual Change•Getting Taller•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Complete •t/t

John the wizard by RdyRoger 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. 7 parts 24k words Added Dec 2017 Updated 7 Sep 2019 42k views 4.5 stars (23 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Muscle Growth•Muscle/Strength•Foot Growth•Getting Handsomer•Gradual Change•Getting Taller•Size Increase•Hair Growth/Getting Hairy•Suggestion•Witch/Warlock/Wizard •M/M

The journal by Braun1 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. 11 parts 30k words Added Feb 2003 29k views 4.8 stars (14 votes) •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Muscle/Strength•Size Increase•Hair Growth/Getting Hairy•Infectious •M/M

K 4

Karma pills by Musiker 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. 5 parts 24k words Added Jun 2019 Updated 27 Jul 2019 31k views 3.8 stars (19 votes) •Cock Growth•Cock Shrinking•Cockless•Huge Balls•Huge Cock•Hyper Cum•Getting Dumber•Other Mental Changes•Straight to Gay•Muscle Growth•Muscle/Strength•Gradual Change•Getting Taller•Plausible Size Difference•Size Increase•Dom/Sub•Humiliation•Nonconsensual change•Sex-Slave•Bodily Fluids•Anthro/Furry•Mind Control•Hyper Anus •M/M•M/M/M

Keep your promises by NioSatyr A rock band has risen to fame overnight, although not through conventional means. When the lead singer decides to not uphold their promise to the mysterious person responsible, things start to go out of control on the night of their big concert. 7,703 words Added Sep 2021 13k views 4.5 stars (6 votes) •Always Hard•Cock Growth•Huge Balls•Huge Cock•Human to Cock•Cock Body•Hyper Cock•Nipcocks•Self-suck•Always Cumming•Hyper Cum•Nipple Emissions•Public Orgasm•Multi-balls•Multicock•Multiarm•Multilimb•Multipec•Stacking•Wings•Hyper Muscle•Muscle Breast•Muscle Growth•Public Nudity•Pointy Ears•Stretchy•Increased Libido•Transformation•Getting Taller•Giants•Plausible Size Difference•Size Increase•Human to Animal/Anthro•Tailcock•Nonconsensual change•Merging•Anthro/Furry•Anthro/Scaly•Dragons•Demons•Satyrs•Supernatural•Flying•Alcohol •M/M•M/M/M/...

The king’s new clothes by brazboy A tailor offers to make the king the most perfect clothes out of a fabric invisible to those who are dim of mind. The king accepts, and when he sees the outfit made for him, he decides to parade it to court and wear it to a festival in the city. 2,684 words Added Jul 2023 2,161 views 3.8 stars (5 votes) •Huge Balls•Huge Cock•Public Orgasm•Public Nudity•Incest•Brothers•Medieval(ish) •M/M

Kyle’s himbo transformation by Joven Kyle goes on vacation with some friends, then starts to experience a few sudden and unexplained changes. 14 parts 19k words Added Nov 2021 Updated 25 Dec 2021 33k views 4.8 stars (25 votes) •Cock Growth•Huge Balls•Huge Cock•Self-suck•Straight to Gay•Pec Fucking•Muscle Growth•Butt Growth•Gradual Change•Dom/Sub•Nonconsensual change •M/M•M/M/M

L 16

Lactose intolerant by The Other One Jake has always been very well hung, but after an unknown allergic reaction, his 8-inch cock turned to a steady 12. Unhappy with his new endowment, he would soon learn that size does in fact matter, especially when it starts again. 4 parts 3,203 words Added Aug 2018 16k views 3.9 stars (12 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum •M/M

The lamp by Neltharion5 An archaeologist, an oil lamp (with requisite genie), and three wishes. 6,399 words Added Apr 2003 26k views 4.9 stars (8 votes) •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Muscle/Strength•Djin/Jinn/Genie •M/M•M/M/M

The Latin twins by RdyRoger 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. 2 parts 7,238 words Added Apr 2012 42k views 4.7 stars (10 votes) •Cock Growth•Cock Shrinking•Huge Balls•Huge Cock•Straight to Gay•Muscle Growth•Muscle/Strength•Gradual Change•Getting Taller•Size Decrease•Size Increase•Race/Ethnicity Change•Suggestion•Incest•Brothers•Dom/Sub

Laundry day by Aphon 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? 12 parts 9,685 words Added May 2017 Updated 7 Dec 2019 43k views 4.4 stars (20 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Muscle Growth•Muscle/Strength•Size Increase•Hair Growth/Getting Hairy•Humiliation•Nonconsensual change •M/M

Letters flew across the room by MainAttraction A tale of a man suffering the heat and eagerly awaiting a nice breeze. 2 parts 3,571 words Added Aug 2018 12k views 4.9 stars (14 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Replication•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase•Selfcest •M/M

The list by brazboy There are two lists every college freshman wants to top: one is that of students accepted into their preferred university; the other one is just known as ‘the list’. 2 parts 8,100 words Added Oct 2022 6,110 views 4.0 stars (10 votes) •Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Muscle/Strength•Public Nudity•Plausible Size Difference•Brothers •M/M

Little devil by Distendo A young man has a shady present and even shadier past, cursed by the gods to rob men of their ability to sire offspring. What kind of person will he become? 3,554 words Added Dec 2023 2,680 views 3.2 stars (5 votes) •Huge Balls•Huge Cock•Prehensile Cock•Hyper Cum•Hyper Strength•Muscle/Strength•Feeding•Gradual Change•Size Increase•Bisexual•Hetero Sex•Cock Cage•Sex-Slave•Dildos/Toys•Hyper Anus •M/M

A little more by BRK A lonely barista makes friends with three sexy brothers, leading to a drunken night of fun where he gets a chance to make a few changes in his life. 3,282 words Added Feb 2024 2,784 views 5.0 stars (5 votes) •Cock Growth•Huge Balls•Huge Cock•Nipple Emissions•Extra digits•Multi-abs•Multicock•Boytaur•Four Legs•Multileg•Multilimb•Multitorso•Muscle Growth•Increased Libido•Getting Handsomer•Getting Taller•Tongue Growth•Suggestion•Incest•Brothers•Merging•Complete •M/M/M/...

A little somethin’ by MegaMaker After two longtime friends spend the day at the beach, Davey can't help but notice how muscular his buddy Sam has gotten. When Davey asks about it, Sam’s reactions are more than a little unexpected.  2 parts 6,908 words Added Jan 2023 12k views 4.0 stars (10 votes) •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Always Cumming•Hyper Cum•Public Orgasm•Multi-abs•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Muscle Worship•Public Nudity•Butt Growth•Increased Libido•Gradual Change•Size Increase•Complete •M/M

Loading... by Ziel Russel is feeling embarrassingly puny his first day trying to work out at the gym, but with a little determination, a few simple exercises, and his friend’s gag gift—a “Loading muscles…” workout tank and an “Enhance” brand jock strap to go with it—things start to turn around pretty rapidly. 7,139 words Added Feb 2019 23k views 4.6 stars (21 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Muscle•Immobility•Muscle Growth•Muscle/Strength •M/M/M

Lucas gets everything he wanted, and more by Joven Lucas steals some of his researcher friend’s enhancement drug, and is elated when David decides to let him keep taking it once he turns 18. 8 parts 11k words Added Jan 2019 Updated 26 Jan 2019 17k views 4.7 stars (14 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock •M/t

The lucky accident by MaxMorphs 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. 7,269 words Added Sep 2019 38k views 4.6 stars (12 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Hyper Muscle•Muscle Growth•Muscle/Strength•Giants•Size Increase•Hair Growth/Getting Hairy •M/M

Lucky devil by beastofmarbas Amidst a global pandemic and after a summer of unrest, a guy cruising at a sex club encounters a mysterious figure and finds himself ensorcelled into a secret society. 5,685 words Added Oct 2021 4,451 views 5.0 stars (2 votes) •Huge Balls•Huge Cock•Hyper Cum•Demons•Horror•Supernatural•Halloween•Set during the Pandemic •M/M

Lucky thirteen by anonymous submitter Ryan’s boyfriend comes with him to the test center for experimentation with a serum to multiply body parts. 2,973 words Added Mar 2020 7,630 views 4.1 stars (7 votes) •Cock Growth•Huge Balls•Huge Cock•Extra digits•Extra facial features•Extra Mouths•Multi-abs•Multi-balls•Multicock•Multihead•Multiarm•Multileg•Multilimb•Multipec•Replication•Stacking•Getting Taller•Giants•Selfcest

Lust & consequences by BRK Hayden manages to gain an ability that turns beliefs into truth, but the knack for making things turn out the way he wants them to is a lot more elusive. 2 parts 6,212 words Added Feb 2022 9,064 views 4.8 stars (17 votes) •Cock Growth•Huge Balls•Huge Cock•Wings•Hyper Strength•Getting Handsomer•Retcon•Suggestion•Age Difference•Incest•Father/Son•Flying•Complete•Medieval(ish) •M/M

Lycan-cock by Harvey Church After a late night drinking, Luka wakes up with a strange bite mark. He doesn’t think much of it until the moon comes out to awaken the beastly urges dwelling inside of him. 4,605 words Added Oct 2022 10k views 4.8 stars (31 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Self-suck•Cum Milking•Hyper Cum•Straight to Gay•Muscle Growth•Muscle/Strength•Man Scent•Increased Libido•Transformation•Plausible Size Difference•Size Increase•Anthro/Furry•Werewolves•Halloween •M/M

M 37

Made of lad by brazboy An explorer wants to find the marvelous and ancient temple of Karkok, but he gets to experience many wonders he didn’t sign up for—what he finds, at the end of the day, is something way more precious than a pile of bricks. 2 parts 7,224 words Added Nov 2023 3,831 views 5.0 stars (6 votes) •Cock Growth•Cockfucking•Huge Balls•Huge Cock•Hyper Cock•Prehensile Cock•Self-suck•Hyper Cum•Multi-abs•Multicock•Boytaur•Four Legs•Lots of Legs•Multiarm•Multileg•Multilimb•Multipec•Replication•Hyper Muscle•Immobility•Muscle Growth•Muscle/Strength•Public Nudity•Detachable•Giants•Size Increase•Tongue Growth•Mouthcock•Flying•Complete •M/M

Magic eye by RdyRoger 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. 7 parts 21k words Added Aug 2019 Updated 21 Sep 2019 22k views 4.8 stars (17 votes) •Cock Growth•Cock Shrinking•Huge Balls•Huge Cock•Hyper Cock•Muscle Growth•Muscle/Strength•Getting Taller•Size Decrease•Size Increase•Lycra/Spandex •t/t

The magic of science by Ultra GMan When Todd found out that men used to go into sexual heat, it was only minutes before he had Josh whip up a spell so that he could experience that first-hand. 1,880 words Added May 2022 5,740 views 4.8 stars (12 votes) •Cock Growth•Huge Balls•Muscle Growth•Increased Libido •M/M

Make the fur fly by LordTronimator After a boy buys a custom-made fursuit based off his fursona and puts it on, his body begins to experience strange changes that only he seems to notice. 14 parts 22k words Added Aug 2020 Updated 6 Nov 2021 30k views 4.9 stars (40 votes) •Always Hard•Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Public Nudity•Gradual Change•Transformation•Human to Animal/Anthro•Retcon•Nonconsensual change•Anthro/Furry •M•M/M

Male scent by Frank Easky Apprentice magician Sean’s potion exceeds his expectations, causing his personal musk to spread muscle growth to those who smell it. 2 parts 14k words Added Jul 2002 62k views 4.1 stars (17 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Hyper Muscle•Muscle Growth•Muscle/Strength•Man Scent•Getting Taller•Giants•Size Increase•Age Regression•Hair Growth/Getting Hairy•Incest•Brothers•Twins•Hyper Pheromones•Infectious

A man of growing proportions by crazywolf82 Jacob’s cock starts to grow just as he meets a sweet guy named Kyle who seems very interested in him. 5 parts 9,164 words Added Oct 2014 54k views 4.6 stars (36 votes) •Cock Growth•Huge Balls•Hyper Cock•Cum inflation•Hyper Cum•Stretchy

Man-Wich by Harvey Church Robbie is always taking stupid bets from his friend Benji, but after being pressured into eating some old, canned meat from a brand called Man-Wich, Robbie is more than happy he obliged. 1,950 words Added Jan 2022 7,776 views 4.8 stars (13 votes) •Huge Balls•Huge Cock•Muscle Growth•Plausible Size Difference•Size Increase •M/M

Mandemic by Ziel When the cock-growing virus breaks free, even quarantining may not be enough. 2,374 words Added Apr 2020 16k views 4.8 stars (10 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Immobility •M

The manual by MainAttraction 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. 1,278 words Added Sep 2019 11k views 4.5 stars (11 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase

Megaband by brazboy An indie band is scouted by a large record label—their talent and hard work has finally been acknowledged! But apparently the company’s boss wants them to accept a new member, a vocalist, and this new member is also a macro…?! 2 parts 6,492 words Added Jul 2023 2,639 views 5.0 stars (1 vote) •Huge Balls•Huge Cock•Hyper Cum•Public Orgasm•Hyper Muscle•Transformation•Plausible Size Difference•Complete •M/M/M/...

META jocks by BRK and Jockmorphr 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. 4 parts 7,269 words Added Aug 2009 42k views 4.5 stars (15 votes) •Cock Growth•Huge Balls•Huge Cock•Nipcocks•Nipple Emissions•Multi-abs•Multicock•Multihead•Multilimb•Multipec•Replication•Stacking•Muscle Growth•Muscle/Strength•Man Scent•Size Increase•Retcon•Suggestion•Selfcest•Complete

Meta massage therapy by M.M.69 A mysterious new massage parlor opened in town, and brothers Jared and Jason have VIP passes. What makes this place so special? 3 parts 15k words Added Nov 2021 Updated 1 Jan 2022 14k views 5.0 stars (15 votes) •Always Hard•Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Multicock•Multihead•Boytaur•Four Legs•Multiarm•Multileg•Multilimb•Multipec•Multitorso•Replication•Straight to Gay•Hyper Muscle•Hyper Strength•Muscle Growth•Butt Growth•Getting Handsomer•Getting Taller•Plausible Size Difference•Size Increase•Retcon•Suggestion•Age Difference•Incest•Brothers•Father/Son•Selfcest•Dom/Sub•Pagan gods •M/M

Metacafé by brazboy In a special corner of the city, unknown to most, there’s a place visited by a special crowd. 5,754 words Added Jun 2022 4,582 views 4.9 stars (7 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Nipple Emissions•Multi-abs•Multi-balls•Multicock•Four Legs•Multiarm•Multileg•Multilimb•Multipec•Stacking•Muscle Growth•Getting Taller•Size Increase•Brothers•Twins•Metabods 25 •M/M

Metachange by LordTronimator Bullied 18-year old high school student Nathan just wants to spend his time in class doodling. But he’s always mocked for what he does. So what happens when a mysterious app suddenly shows up on his phone and promises to change things? 5 parts 8,689 words Added May 2020 Updated 13 Jun 2020 12k views 4.6 stars (11 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Four Legs•Multiarm•Multileg•Multilimb•App•Incest•Brothers•Humiliation•Nonconsensual change •t/t

MG Project: Test Subject #5 by HeyDaddy01 A 50-year-old man recovering from an auto accident qualifies for a life-changing experimental project. 20 parts 59k words (#52) Added Jan 2023 Updated 1 Apr 2023 17k views 4.7 stars (20 votes) •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cum•Public Orgasm•Muscle Growth•Muscle/Strength•Muscle Worship•Man Scent•Increased Libido•Gradual Change•Bodily Fluids•Hyper Pheromones •M/M•M/M/M•M/M/M/...

MIL: Men of Incredible Length by brazboy Ravi, or Oitresseis, is a transformed (mutated) agent of Brazil’s secret ministry dealing with magical and alien affairs. Now, a new drug—manufactured by human testicles parasitized by gooey aliens—is getting attention from his department, and it is his job to prevent its spread… 4 parts 15k words Added Oct 2023 Updated 28 Oct 2023 5,059 views 4.8 stars (6 votes) •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Prehensile Cock•Self-suck•Cum inflation•Cum Milking•Hyper Cum•Nipple Emissions•Public Orgasm•Multicock•Lots of Legs•Multiarm•Multileg•Multilimb•Multipec•Replication•Hyper Muscle•Immobility•Muscle Growth•Increased Libido•Transformation•Getting Taller•Giants•Plausible Size Difference•Size Increase•Vore•Absorption•Shared Body•Aliens•Goo People•Complete •M/M•M/M/M

Milo’s big secret by BRK For small-town boy Milo the growth that came with puberty never ended. He kept growing and growing, especially in a certain area, and now at 19 he’s sure he’s too much of a freak to know any love but his own. What he hasn’t reckoned on is Jeremy, a take-charge type so beautiful there’s no way Milo can hide his secret from him for long. 2 parts 5,841 words Added Jun 2022 15k views 4.7 stars (23 votes) •Cock Growth•Huge Balls•Huge Cock•Self-suck•Hyper Cum•Muscle Growth•Increased Libido•Gradual Change•Voice Deepening•Getting Taller•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Complete •M/M

The misadventures of Patrick Paley and his patented pocket particle accelerator by BRK Soccer bro Rey made a big mistake letting his physics tutor, Patrick, use his weird science gizmo on him, but Patrick seems willing to make things right. 1,747 words Added Oct 2022 5,275 views 4.5 stars (6 votes) •Cock Growth•Cut to Uncut•Cock Theft•Cockless•Huge Balls•Ball Growth•Huge Cock•Multicock•Nonconsensual change•All Dialog•Complete •M/M

The mischief of men by Mask Clark, a local fisherman, and Ren, a powerful demigod, live an...unusual life in a small fishing town, getting up to the stupid antics only possible from two men looking to make things interesting. A short, slice-of-life story. 3 parts 8,034 words Added Mar 2024 1,641 views 5.0 stars (3 votes) •Cock Growth•Huge Balls•Huge Cock•Multilimb•Muscle Growth•Muscle/Strength•Always Shirtless•Public Nudity•Immortality•Complete •M/M

Moon of masculinity by WhiteShadow 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. 2,498 words Added Jan 2017 17k views 4.7 stars (10 votes) •Huge Balls•Huge Cock•Muscle Growth•Muscle/Strength•Size Increase•Hair Growth/Getting Hairy •M/M

More than expected by LennoxBear Intent on preventing his beefy bod from getting soft, Joe is increasingly obsessed with his gym workouts. Then he meets a kindred spirit who helps him take things to a whole new level. 5 parts 20k words Added Jul 2002 99k views 4.3 stars (22 votes) •Cock Growth•Huge Balls•Huge Cock•Cum Milking•Nipple Emissions•Straight to Gay•Muscle Breast•Muscle Growth•Muscle/Strength•Hair Growth/Getting Hairy•First Time/Virgin•Nonconsensual change•Infectious •M/M

Morphed male bulge freaks by TitMorpher The future world of muscle cock bodybuilders becomes competitive, but top-seed Biff is especially amazed to pose off against someone who’s as hugely cocked as him without having had any augmentation down there at all. 2 parts 4,889 words Added Dec 2012 Updated 9 Apr 2015 71k views 3.8 stars (5 votes) •Cock Growth•Huge Balls•Muscle/Strength•Plausible Size Difference•Stories with Images

Morphogenic steroids by RdyRoger 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. 4 parts 15k words Added Oct 2019 26k views 4.5 stars (13 votes) •Cock Growth•Huge Balls•Huge Cock•Self-suck•Muscle Growth•Muscle/Strength•Increased Libido•Gradual Change•Getting Taller•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Infectious

Mountainheart by BRK It’s 1999, and Glenn, until now kept from his heritage, uncovers what it means to be a Sheridan. Fortunately, he has his closest friend, Eamon, at his side. 13 parts 67k words (#45) Added Nov 2021 Updated 18 Nov 2023 23k views 4.9 stars (27 votes) •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Muscle/Strength•Always Shirtless•Increased Libido•Gradual Change•Getting Taller•Plausible Size Difference•Size Increase•Age Regression•Hair Growth/Getting Hairy•Age Difference•First Time/Virgin•Incest•Brothers•Father/Son•Anthro/Furry•Werebears•Werewolves•Supernatural•Shapeshifting•Complete•Alcohol •M/M

Mr. Rainbow Hair by iHeywood In this one-shot story, the lead singer of a gay pop/punk band meets a twink at a concert. They end up fucking. 3,220 words Added Sep 2022 3,699 views 4.5 stars (11 votes) •Huge Balls•Huge Cock•Hyper Cock•Nipple Emissions•Incest•Brothers•Twins •M/M•M/M/M

MultiGeoff by BRK New recruit Geoff reports for duty on a gigantic space station and learns that his first task is to reshape himself—and not in a figurative sense. 2,556 words Added Aug 2023 2,895 views 5.0 stars (3 votes) •Cock Growth•Huge Balls•Huge Cock•Public Orgasm•Multi-balls•Multicock•Boytaur•Four Legs•Lots of Legs•Multileg•Multilimb•Multitongue•Public Nudity•Merging•Space Travel•Complete•Stories with Images•Set in the Future •M•M/M

Muscle for master by Mad Dog It’s time for huge muscle man Randy to please his master… 2,769 words Added Aug 2009 23k views 4.3 stars (3 votes) •Huge Balls•Huge Cock•Hyper Cum•Muscle Growth•Muscle/Strength•Dom/Sub•Humiliation

Muscle island by Anonymous Father Basil gets shipwrecked on a strange Pacific island. 2,736 words Added Jul 2006 18k views 3.5 stars (4 votes) •Cock Growth•Huge Balls•Huge Cock•Straight to Gay•Muscle Growth•Muscle/Strength•19th Century

Muscle Mice From Mars by Mr. Mouse 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. 2 parts 3,260 words Added Oct 2019 6,727 views 5.0 stars (3 votes)