Increased Libido

Stories involving a significant increase in the need for sex.

  Child of:  Other Physical Changes. Related tags:  Belly Growth;Breast Expansion;Butt Growth;Detachable;Feeding;Foot Growth;Getting Handsomer;Gradual Change;Increased Libido;Male Pregnancy;Transformation;Voice Deepening.

  Tag Group:  Manliness.

201 stories found Sorted alphabetically Total word count: 3,585,912

A 7

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 12k views 4.5 stars (11 votes) No comments yet •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/...

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 (#52) Added Jan 2022 Updated 4 Nov 2023 96k views 4.9 stars (218 votes) No comments yet •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

Amethyst horizon by will88nh Change comes unexpectedly to Will, in the form of a pizza delivery boy. 3 parts 6,315 words Added Aug 2005 18k views 4.4 stars (12 votes) No comments yet •Cock Growth•Huge Cock•Other Mental Changes•Muscle Growth•Muscle/Strength•Increased Libido•Transformation•Age Regression•Suggestion •M/M

Atlas Academy by OneLuckyGuy89 D’artagnan's friend Danny disappeared for a week after their high school graduation. He reaches out to Dart and invites him and his friends to see the new him. What exactly is waiting for the young men at Atlas Academy? 3,195 words Added Feb 2024 4,913 views 4.6 stars (5 votes) No comments yet •Cock Growth•Ball Growth•Straight to Gay•Muscle Growth•Man Scent•Butt Growth•Increased Libido•Voice Deepening•Getting Taller•Forced Growth•Hair Growth/Getting Hairy •t/t•t/t/t...

The attack of Tchutchuca by brazboy A weird phenomenon takes place in the old colonial city of Paraty: after a strong tide, the sea turns a bit sweet, and its scent is enough to drive the males in the small town mad. Some say it’s the work of the devil, others swear it down to the old local monster Tchutchuca. The state government sends a biologist to investigate, but there is little to be done other than witness history. 8,430 words Added Jul 2022 7,449 views 4.6 stars (7 votes) No comments yet •Cock Growth•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Multicock•Straight to Gay•Muscle Growth•Increased Libido•Gradual Change•Getting Taller•Plausible Size Difference•Size Increase •M/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 8,077 views 4.8 stars (9 votes) No comments yet •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 9,464 views 5.0 stars (7 votes) No comments yet •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 11

Benefit of the doubt by BRK Pete decides to do something about the way people always underestimate him because of his size. His first step is to get a tattoo... 3 parts 5,953 words Added May 2022 14k views 4.9 stars (20 votes) No comments yet •Cock Growth•Huge Cock•Hyper Strength•Muscle Growth•Muscle/Strength•Increased Libido•Getting Handsomer•Gradual Change•Voice Deepening•Getting Taller•Size Increase•Retcon •M/M

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 5,388 views 4.8 stars (9 votes) No comments yet •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/...

#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 11k views 4.8 stars (11 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Increased Libido•Nonconsensual change •M

Bigger issues: Ultimate growth by muscl4life 6 parts 32k words Added Nov 2013 46k views 4.4 stars (7 votes) No comments yet •Cock Growth•Huge Cock•Hyper Cock•Muscle Growth•Muscle/Strength•Muscle Worship•Increased Libido•Size Increase•Infectious

Bigger than by BRK Jarod, a skinny 5-foot-8 businessman, has always angrily envied guys blessed with height, muscle, and cock. When an opportunity for an audience with a djin arises, he can’t help thinking this is his chance to even the score. 2,752 words Added Jun 2024 6,632 views 4.7 stars (11 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Muscle•Immobility•Muscle Growth•Public Nudity•Increased Libido•Voice Deepening•Getting Taller•Giants•Size Increase•Djin/Jinn/Genie•Complete •M

Birthday bonus by john smith In a world where magic is real, Jeremy's enchanted 18th-birthday gifts are put to immediate use. 4,359 words Added Jan 2006 27k views 4.9 stars (13 votes) No comments yet •Cock Growth•Huge Cock•Straight to Gay•Increased Libido•First Time/Virgin •t/t

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 20k views 4.9 stars (16 votes) No comments yet •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 8,961 views 4.5 stars (11 votes) No comments yet •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 reception by BRK Miserable and alone at his cousin’s high-society wedding reception, Christopher unknowing partakes of a blue-banana fruit salad he mistakes for haute cuisine—right before he starts talking up his hunky, successful, and totally nonexistent boyfriend. 4,701 words Added Mar 2023 6,975 views 4.7 stars (7 votes) No comments yet •Cock Growth•Huge Cock•Multicock•Muscle Growth•Increased Libido•Getting Handsomer•Voice Deepening•Getting Taller•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Tongue Growth•Immortality•Complete •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 8,387 views 4.3 stars (9 votes) No comments yet •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/...

Bottoms up by Ziel Chess, a haute and hung twink, is too proud and too big to bottom which is a shame given how nice his ass is! But things change when he visits a trendy new club for his birthday. 7,092 words Added Jul 2021 12k views 5.0 stars (3 votes) No comments yet •Cock Shrinking•Huge Cock•Increased Libido•Humiliation•Nonconsensual change•Dildos/Toys•Alcohol

C 23

Cadence by BRK Lucius, an ex-ancient Roman whose peculiar curse involves the beauty of the men around him, suddenly finds that everything he thought he knew about his uncontrollable abilities has changed when he's discovered by a trooper one night sleeping in his car on a lonely stretch of Midwestern highway. 6 parts 31k words Added Nov 2016 Updated 16 Mar 2019 22k views 4.6 stars (14 votes) No comments yet •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Increased Libido•Getting Handsomer•Getting Taller•Plausible Size Difference•Size Increase•Destruction/Violence•Witch/Warlock/Wizard•Pagan gods•Immortality•Ancient Era •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 4,408 views 4.8 stars (14 votes) No comments yet •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 6,133 views 4.7 stars (7 votes) No comments yet •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

Casey’s mancock by BRK Undersized college student Casey develops a sudden need for a cock just big enough for people to know it’s there. And between his own skills and his unwitting roommate’s, he knows just how to make it happen. 13 parts 48k words (#76) Added Jul 2022 Updated 25 Mar 2023 49k views 4.9 stars (78 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Self-suck•Hyper Cum•Public Orgasm•Pec Fucking•Muscle Growth•Always Shirtless•Public Nudity•Increased Libido•Getting Handsomer•Gradual Change•Getting Taller•Forced Growth•Plausible Size Difference•Size Increase•App•Nonconsensual change•Hyper Pheromones•Infectious•Hypnosis•Mind Control •M/M•M/M/M•M/M/M/...

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. 9 parts 29k words Added Jan 2023 Updated 8 Jun 2024 33k views 4.8 stars (30 votes) No comments yet •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Self-suck•Always Cumming•Hyper Cum•Public Orgasm•Multi-abs•Addiction•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle Worship•Public Nudity•Butt Growth•Belly 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•Hyper Pheromones•Infectious•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 15k views 4.4 stars (13 votes) No comments yet •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 Nick by BRK Nick’s computer starts offering him choices between one kind of transformation and another. He soon learns he’s been drawn into a strange conspiracy, even as the changes start to spread to friends, strangers, and secret allies. 18 parts 70k words (#45) Added May 2013 Updated 16 Jul 2022 120k views 4.7 stars (40 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Nipcocks•Multi-abs•Multicock•Multihead•Lots of Legs•Multiarm•Multileg•Multilimb•Three Legs•Multipec•Multitorso•Replication•Stacking•Straight to Gay•Muscle Growth•Muscle/Strength•Always Shirtless•Increased Libido•Getting Handsomer•Getting Taller•Size Increase•Tongue Growth•App•Retcon•Selfcest•Nonconsensual change•Merging•Witch/Warlock/Wizard•Invisibility •M/M•M/M/M•M/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 15k views 4.6 stars (8 votes) No comments yet •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

Click bate by Dream Big Andy didn’t remember ordering this weird butt and cock pleasuring equipment, but, hey, it looked like it might be fun to play with… 26 parts 23k words Added Nov 2020 Updated 5 Mar 2022 31k views 4.9 stars (36 votes) No comments yet •Cock Growth•Huge Cock•Hyper Cock•Self-suck•Other Mental Changes•Increased Libido•Transformation•A.I.-Controlled Change•Dildos/Toys•Merging•Set during the Pandemic •M/M•M/M/M/...

The clockwork dial by RdyRoger A man finds what looks like a beat-up old pocket watch, but when he gets it working again he finds its intricate dials and mechanisms are actually designed to make other guys incrementally—like his roommate Gabe, for example. 3,603 words Added Apr 2012 27k views 4.8 stars (32 votes) No comments yet •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Increased Libido•Gradual Change•Age Regression•Hair Growth/Getting Hairy

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 56k views 4.8 stars (32 votes) No comments yet •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 mage by CockTFBoi Galen is a cock mage, someone who can use the magic of cum to transform himself and those around him, at least for a little while. He uses his magic mostly to make his hookups more exciting, but when he wakes up one morning and someone has been making far-reaching changes he feels the need to get involved and figure out what is going on. 6 parts 24k words Added Feb 2022 Updated 7 May 2022 11k views 4.8 stars (14 votes) No comments yet •Cock Shrinking•Cock Theft•Straight to Gay•Always Shirtless•Man Scent•Increased Libido•Transformation•Nonconsensual change •M/M

Cody and Todd by klj Little green pills lead to roommate fun. 2,654 words Added Jun 2005 23k views 4.9 stars (16 votes) No comments yet •Cock Growth•Huge Cock•Cum inflation•Straight to Gay•Increased Libido •M/M

Coffee coffee by NBCK99 The employees at the campus’s hottest coffee shop seem to be getting sexier… and so are the customers. 2 parts 5,251 words Added Dec 2010 37k views 4.7 stars (35 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Other Mental Changes•Straight to Gay•Muscle Growth•Muscle/Strength•Increased Libido•Getting Taller•Size Increase •M/M•M/M/M

Company guys by FanTCMan You can’t even imagine how excited Joey and I were, excited and scared, when Dad said he was going to give us the formula he’d been sampling. We were going to be models for what he called the Company. 2 parts 7,919 words Added Dec 2002 37k views 4.6 stars (11 votes) No comments yet •Cock Growth•Huge Cock•Other Mental Changes•Straight to Gay•Muscle Growth•Muscle/Strength•Increased Libido•Hair Growth/Getting Hairy•Age Difference•Incest•Father/Son

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 16k views 4.5 stars (11 votes) No comments yet •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 20k views 4.7 stars (18 votes) No comments yet •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

Control panel by BRK Darryl and Jonas’s cute, up-to-date new home has a unique bit of climate-control technology—as in, what’s being controlled is the climate in their pants. 2 parts 5,756 words Added Jun 2023 Updated 15 Jun 2024 5,381 views 4.5 stars (6 votes) No comments yet •Increased Libido•App•Complete •M/M•M/M/M

Controlling Shayne’s body by Ballmeat My roommate Jack suddenly got an app that controls my body, and milked me of every drop of my cum by giving me the longest and most intense orgasm of my life. And it looks like this is just the beginning, and he intends to change my body in even more ways to come! 2 parts 4,810 words Added Nov 2022 Updated 3 Dec 2022 9,900 views 4.8 stars (30 votes) No comments yet •Always Hard•Cock Shrinking•Hyper Cum•Increased Libido•App•Humiliation•Nonconsensual change •M/M

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 11k views 4.9 stars (21 votes) No comments yet •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

The cum fairy by brazboy There are many mysteries under the sun, most of which will never be resolved—but a few can. Why do men always wake up hard? Why do they usually stop having wet dreams after a certain age? Why do some men snore, and others seem to drool in their sleep? The answer to all these questions is the cum fairy, a magical being which steals your nightly orgasms and gives you a small reward in exchange. 12 parts 35k words Added Nov 2022 Updated 17 Dec 2022 16k views 4.7 stars (23 votes) No comments yet •Cock Growth•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Muscle Growth•Muscle/Strength•Public Nudity•Increased Libido•Getting Taller•Plausible Size Difference•Size Increase•Incest•Brothers•Supernatural•Flying•Invisibility•Complete •M/M

Cursed cocks by CockTFBoi Marcus is having a horny night in the dorm when an inadvertent wish by his roommate sends him on a path to a new life. 8 parts 25k words Added Aug 2020 28k views 4.1 stars (9 votes) No comments yet •Cock Growth•Cock Shrinking•Cum inflation•Hyper Cum•Public Orgasm•Female to Male•Addiction•Straight to Gay•Muscle Growth•Man Scent•Increased Libido•Gradual Change•Hair Growth/Getting Hairy•Hairless•Nonconsensual change•Hyper Pheromones •M•M/M•M/M/M/...•M/F

Curses and consequences by BRK Reading this story is a bad idea, but you can’t resist now that you know it’s cursed. 1,459 words Added Sep 2021 13k views 4.7 stars (25 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Self-suck•Always Cumming•Hyper Cum•Multi-abs•Multiarm•Multilimb•Addiction•Increased Libido•Gradual Change•Getting Taller•Retcon•Social Media•Supernatural•Complete

D 8

Daemos island by Charles Westfall A Polish scientist and explorer, Ferdinand Rolcek, discovers a hidden island where the lost secrets of the Daemos, alien pioneers of masculine beauty and sexuality far beyond anything known to humanity, are finally revealed to him; and what he learns makes him never want to leave again. Don’t worry, he won’t be lonely. 6 parts 15k words Added Feb 2003 32k views 3.2 stars (21 votes) No comments yet •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Increased Libido•Size Increase•Age Difference•Incest•Father/Son•Twins•Destruction/Violence •M/t

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 15k views 4.6 stars (9 votes) No comments yet •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

Dickville by OneLuckyGuy89 Rodney Finnegan and his four boys arrive in a Florida marshland town named Dickville. And it doesn’t take them long to figure out how it got that name. 2 parts 5,446 words Added Apr 2022 Updated 16 Apr 2022 15k views 4.5 stars (19 votes) No comments yet •Cock Growth•Huge Cock•Straight to Gay•Muscle Growth•Man Scent•Butt Growth•Increased Libido•Getting Handsomer•Voice Deepening•Getting Taller•Size Increase•Hair Growth/Getting Hairy•Incest•Brothers•Father/Son •M/M•t/t

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 8,343 views 4.3 stars (12 votes) No comments yet •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

Doms and Subs by CockTFBoi Kevin brings home a strange card game to play with his husbands. As the three of them begin playing, some of their neighbors start changing to fit the cards being played and the throuple become hornier and hornier the longer they play. 3 parts 13k words Added Nov 2023 Updated 23 Dec 2023 9,813 views 4.6 stars (11 votes) No comments yet •Always Hard•Cock Growth•Cock Shrinking•Cock Theft•Cockless•Human to Cock•Cum Milking•Always Cumming•Nipple Emissions•Hermaphrodite•Transgender•Addiction•Dom to Sub•Muscle Breast•Muscle Growth•Man Scent•Butt Growth•Increased Libido•Detachable•Transformation•Hair Growth/Getting Hairy•Hairless•Mouthcock•Dom/Sub•Nonconsensual change•Bodily Fluids•Dildos/Toys•Complete •M/M•M/M/M•M/M/M/...

Drawn together by Johnny29 Mike and John were instantly compatible as friends, lovers, and workout buddies, especially since both yearned for superhero-like bodies. Good thing the mysterious offer to help them achieve their dreams came to both of them together. 7 parts 14k words Added Sep 2012 35k views 5.0 stars (44 votes) No comments yet •Cock Growth•Huge Cock•Straight to Gay•Muscle Growth•Muscle/Strength•Increased Libido•Getting Handsomer•Getting Taller•Size Increase•Hairless •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 131k views 4.7 stars (52 votes) No comments yet •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...

The dwindling by Dream Big Dennis wakes up the morning after a big Pride party feeling not quite himself. 5 parts 10k words Added Jun 2024 Updated 20 Jul 2024 7,730 views 4.7 stars (20 votes) No comments yet •Cock Growth•Self-suck•Muscle Growth•Increased Libido•Gradual Change•Size Decrease•Nonconsensual change•Gay Pride •M/M

E 6

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 15k views 4.4 stars (10 votes) No comments yet •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

Edits by NBCK99 Cameron Rhodes is the unwitting subject of a computer program that can hack into the very fabric of reality. How much will he change, and will he ever discover the truth? 7,223 words Added Aug 2023 7,190 views 4.8 stars (18 votes) No comments yet •Always Hard•Other Mental Changes•Straight to Gay•Muscle Growth•Always Shirtless•Public Nudity•Increased Libido•Transformation•App•Retcon•Complete •M/M/M

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 9,891 views 4.2 stars (11 votes) No comments yet •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

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 63k views 4.6 stars (30 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Straight to Gay•Muscle Growth•Muscle/Strength•Hyper Anus•Increased Libido•Gradual Change•Transformation•Size Increase•Nanotech•Nonconsensual change•Infectious •M/M•M/M/M•M/M/M/...

Enough to go around by Dream Big Sometimes life takes everything from you. Sometimes, it gives you more than you ever dreamed. 2 parts 6,621 words Added Jun 2024 Updated 22 Jun 2024 5,171 views 4.9 stars (17 votes) No comments yet •Cock Growth•Muscle Growth•Increased Libido•Age Difference•Incest•Brothers•Twins •M/M•M/M/M

The expedition by BRK An archaeologist and his research assistant, joined at the last minute by a jock desperate to boost his GPA, embark on a preliminary exploration of a mysterious Aegean island. 16 parts 37k words Added Jul 2021 Updated 1 Oct 2022 21k views 4.9 stars (16 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Multicock•Multihead•Boytaur•Four Legs•Lots of Legs•Multiarm•Multileg•Multilimb•Three Legs•Multitongue•Replication•Stacking•Hyper Strength•Muscle Growth•Muscle/Strength•Always Shirtless•Increased Libido•Getting Taller•Giants•Plausible Size Difference•Size Decrease•Size Increase•Tongue Growth•Age Difference•Selfcest•Infectious•Merging•Shared Body•Centaurs•Pagan gods •M/M•M/M/M

F 9

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 8,980 views 4.0 stars (7 votes) No comments yet •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 36k views 4.6 stars (27 votes) No comments yet •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 first Noël (and the second, and the third) by BRK Zac gives a hand to a couple of sexy strangers a week before Christmas, and is astonished to receive a generous stroke of goodwill in return a few days later. 2 parts 5,969 words Added Dec 2023 2,503 views 4.8 stars (6 votes) No comments yet •Huge Cock•Extra digits•Multi-balls•Multicock•Multihead•Multiarm•Multilimb•Multipec•Replication•Stacking•Increased Libido•Detachable•Brothers•Twins•Androids/Cyborgs•Christmas •M/M•M/M/M

Fountain of life by NioSatyr During a hot summer morning, a jogger visits several unusual drinking fountains that will not only change him, but probably also the world. 3,730 words Added Jul 2021 13k views 4.5 stars (10 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Hyper Cock•Nipple Emissions•Public Orgasm•Extra facial features•Multicock•Multiarm•Multilimb•Multipec•Multitongue•Stacking•Muscle Growth•Pointy Ears•Increased Libido•Transformation•Getting Taller•Giants•Size Increase•Human to Animal/Anthro•Hair Growth/Getting Hairy•Tongue Growth•Anthro/Furry•Satyrs•Supernatural •M

The four bananas by BRK In this surprise crossover of the “Four Jocks” and “Blue Banana” series, an underachieving young man and his three best friends get together for a night of dessert and games that will seriously change their lives. 4 parts 11k words Added Apr 2023 7,797 views 4.8 stars (8 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Self-suck•Hyper Cum•Multicock•Multiarm•Multilimb•Multipec•Replication•Stacking•Muscle Growth•Muscle Worship•Always Shirtless•Increased Libido•Hair Growth/Getting Hairy•Retcon•Suggestion•Selfcest•Superhero/Supervillain•Flying•Immortality•Shapeshifting•Complete •M•M/M/M/...

The four jocks: Adversaries by BRK The Game takes a darker turn when two pairs of antagonistic athletes challenge each other in a deserted room on Halloween night. 2 parts 8,546 words Added Oct 2022 6,156 views 4.6 stars (7 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Multicock•Other Mental Changes•Straight to Gay•Muscle Growth•Increased Libido•Getting Handsomer•Voice Deepening•Getting Taller•Size Decrease•Size Increase•Halloween•Complete •M/M

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 22k views 4.8 stars (35 votes) No comments yet •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/...

Friends indeed by FanTCMan When his friend goes to California, a young man realizes he misses him and follows him out there—only to find that the new clime has already changed his friend. 4,791 words Added Jul 2002 19k views 4.9 stars (10 votes) No comments yet •Cock Growth•Straight to Gay•Muscle Growth•Muscle/Strength•Increased Libido•Gradual Change•Hair Growth/Getting Hairy •M/M

From the files of the Magic Misuse Office by BRK High-ranking magilegal investigator Liam O'Brien reports on a YouTube video in which twin college students have an illicitly magical effect on anyone watching. 6 parts 20k words Added Sep 2017 Updated 4 Sep 2021 20k views 4.9 stars (35 votes) No comments yet •Cock Growth•Huge Cock•Multicock•Multihead•Multiarm•Multilimb•Multitorso•Replication•Straight to Gay•Muscle Growth•Increased Libido•Transformation•Social Media•Incest•Twins•Selfcest•Merging•Witch/Warlock/Wizard •M/M•M/M/M

G 3

The great pumpkin by screamingmoist Four young vandals learn that it’s bad luck to destroy jack-o’-lanterns on Halloween. 8,028 words Added Oct 2021 8,403 views 4.7 stars (6 votes) No comments yet •Public Orgasm•Getting Dumber•Other Mental Changes•Straight to Gay•Butt Growth•Increased Libido•Transformation•Size Decrease•Hairless•Nonconsensual change•Horror•Supernatural•Halloween •M/M/M/...

A growing family by OneLuckyGuy89 Tyler Sánchez and his friends are going to prove the Zhao transformation website is a hoax. His father Julian gets home to find a manly musk has filled their home. Just what happened while he was at work? 7,041 words Added Jun 2024 6,238 views 4.6 stars (8 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Female to Male•Straight to Gay•Muscle Growth•Muscle Gut•Muscle/Strength•Man Scent•Butt Growth•Belly Growth•Increased Libido•Getting Handsomer•Transformation•Voice Deepening•Getting Taller•Forced Growth•Size Increase•Hair Growth/Getting Hairy•Incest•Brothers•Father/Son•Nonconsensual change•Hyper Pheromones•Supernatural•Immortality •M/M•M/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 7,269 views 4.7 stars (11 votes) No comments yet •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

H 9

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 18k views 4.6 stars (24 votes) No comments yet •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

Heavy quarantine by Portowulf Boyfriends Vincent and Coy ride out the quarantine together, for extended time. 2,778 words Added Apr 2020 14k views 4.6 stars (12 votes) No comments yet •Cock Growth•Hyper Cum•Muscle Growth•Belly Growth•Increased Libido•Getting Fatter•Inflation•Complete•Set during the Pandemic •M/M

Hidden passages by screamingmoist A magical book finds its way to a new author. 5,254 words Added Apr 2022 11k views 4.6 stars (10 votes) No comments yet •Cock Growth•Huge Cock•Other Mental Changes•Straight to Gay•Muscle Growth•Always Shirtless•Butt Growth•Increased Libido•Getting Handsomer•Transformation•Retcon•Mind Control •M/M

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 52k views 4.7 stars (33 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Muscle Growth•Increased Libido •M/M

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 22k views 4.8 stars (10 votes) No comments yet •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

The hulk pill: Contagion 2 by Azerreza Having just been beaten up by his usual bully, Matt thought that this day couldn’t have started any worse. Especially since he had to meet his buddies, David and Ben at the mall. But he had absolutely no idea that this day would change everything and that, on the contrary, it would be the best day of his life... 6 parts 23k words Added Jan 2023 Updated 4 Feb 2023 10k views 4.8 stars (6 votes) No comments yet •Hyper Cum•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength•Increased Libido•Voice Deepening•Size Increase•Nanotech•Destruction/Violence•Infectious •t/t

Hulkster and Hoppy by Also Known As Jeremy “Hoppy” Hopkins and Alexander “The Hulkster” Hogan were best friends in high school, but at the twenty-year reunion, the Hulkster discovers what Hoppy has been up to all those years in-between. 23 parts 119k words (#16) Added Feb 2021 Updated 10 Jul 2021 33k views 4.9 stars (56 votes) No comments yet •Cock Growth•Huge Cock•Muscle Growth•Man Scent•Increased Libido•Getting Handsomer•Gradual Change•Getting Taller•Plausible Size Difference•Size Increase•Witch/Warlock/Wizard •M/M•M/M/M•M/M/M/...

Hunger by MaxMorphs Tony’s small-cocked and happy about it, but gets offered a chance to grow anyway. What’s a muscle bottom to do? 4,087 words Added Jul 2024 4,112 views 5.0 stars (11 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cum•Increased Libido•Nonconsensual change •M/M

The hunger by JustSam A young scientist decides to try a muscle-growth serum on himself, but it does not have the intended effect. 856 words Added Feb 2023 5,518 views 4.3 stars (4 votes) No comments yet •Butt Growth•Increased Libido•Dildos/Toys •M

I 3

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 15k views 5.0 stars (5 votes) No comments yet •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•Minotaurs•Demons•Incubus/Succubus•Supernatural •M/M•M/M/M•M/M/M/...

The institute by FanTCMan Two intrepid newsmen get a little too close to the story. 2,641 words Added Dec 2002 16k views 4.2 stars (6 votes) No comments yet •Cock Growth•Getting Dumber•Other Mental Changes•Muscle Growth•Muscle/Strength•Increased Libido•Hair Growth/Getting Hairy

The Ixlutani by Lloyd Irving Kyle Anderson set out with his best friend Ben Miller for one last hurrah, revisiting the woods behind their childhood homes and the mysterious cave they discovered there, before Kyle’s impending nuptials with his longtime girlfriend, Olivia. What neither man knew was that after that day neither their bodies nor their relationship would ever be the same. 9 parts 54k words (#64) Added Jun 2021 Updated 14 Aug 2021 23k views 4.9 stars (23 votes) No comments yet •Cock Growth•Cut to Uncut•Cock Shrinking•Cock Theft•Huge Cock•Straight to Gay•Muscle Theft•Muscle/Strength•Increased Libido•Transformation•Getting Taller•Plausible Size Difference•Size Decrease•Size Increase•Bisexual•Hetero Sex•Supernatural •M/M•M/F

J 5

Jaselove by BRK Hot young celeb Jase attends a secret surprise Halloween midnight appearance at popup concert, only to find that there’s something eerie going on—and his fans are even more obsessively devoted than usual. 4,851 words Added Oct 2021 4,264 views 4.7 stars (3 votes) No comments yet •Huge Cock•Public Orgasm•Extra digits•Multicock•Multiarm•Multileg•Increased Libido•Detachable•Nonconsensual change•Halloween•Complete •M/M•M/M/M/...

Jolias and Max: The cock rings by Azerreza and Madmutter When Jolias ordered what he thought a simple sex toy for him and his boyfriend Max, just for fun, he had no clue that this ring had many more features and that it would change their lives… 5 parts 34k words Added Sep 2021 Updated 10 Jun 2023 25k views 4.6 stars (17 votes) No comments yet •Cock Growth•Hyper Cum•Public Orgasm•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength•Muscle Worship•Increased Libido•App•Lycra/Spandex•Superhero/Supervillain •M/M

Jötnar by Maximalist In a future full of genetics-shaping possibilities, disgraced scientist Alexander Dickinson is offered a singular opportunity for redemption: a chance to salvage the very deep-space project he’d deliberately sabotaged by filling it full of gay hyper-muscle growth porn. 6 parts 27k words Added May 2024 Updated 8 Jun 2024 12k views 4.9 stars (51 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Nipple Emissions•Public Orgasm•Hyper Muscle•Muscle Growth•Muscle Worship•Increased Libido•A.I.-Controlled Change•Space Travel•Complete•Stories with Images•Set in the Future •M/M

Just a little bigger by Dream Big Drew has two problems: he’s got a crush on his two best friends, Vic and Sarah, and he’s self-conscious about being short and skinny. He’s not prepared for the changes that develop in both departments on their fateful post-graduation trip to New York City. 15 parts 31k words Added Dec 2019 Updated 7 Mar 2020 36k views 4.7 stars (18 votes) No comments yet •Cock Growth•Huge Cock•Self-suck•Muscle Growth•Muscle/Strength•Increased Libido•Breast Expansion•Gradual Change•Transformation•Getting Taller•Bisexual•Hetero Sex •M/M•M/F•M/M/F

Justin (the bigger the better) by Giant Worshipper A young man starts growing, and growing. He finds he likes it a lot. 15 parts 99k words (#23) Added Nov 2009 449k views 4.3 stars (91 votes) No comments yet •Cock Growth•Huge Cock•Hyper Cock•Straight to Gay•Hyper Strength•Muscle Breast•Muscle Growth•Muscle Gut•Muscle/Strength•Muscle Worship•Man Scent•Increased Libido•Getting Taller•Giants•Size Increase•First Time/Virgin

K 2

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 14k views 4.6 stars (7 votes) No comments yet •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/...

Knight crew by BRK A cocky knight visits a tavern serving rather questionable ale, though the brew grows on him (and vice versa). 3,115 words Added Apr 2024 4,460 views 4.0 stars (6 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Hyper Muscle•Muscle Growth•Muscle Worship•Increased Libido•Getting Handsomer•Getting Taller•Giants•Size Increase•Infectious•Witch/Warlock/Wizard•Medieval(ish) •M/M•M/M/M/...

L 4

A legal contract for services to be rendered by BRK The responsibilities of the undersigned assistant shall begin with, but not be limited to, the carrying around of the employer’s gigantic cock. 1,337 words Added Aug 2021 7,972 views 4.5 stars (8 votes) No comments yet •Cock Growth•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Muscle Growth•Public Nudity•Increased Libido•Getting Taller•Size Increase•Complete •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 3,687 views 5.0 stars (6 votes) No comments yet •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 13k views 4.0 stars (10 votes) No comments yet •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

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 11k views 4.8 stars (32 votes) No comments yet •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 16

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 6,083 views 4.8 stars (12 votes) No comments yet •Cock Growth•Huge Balls•Muscle Growth•Increased Libido •M/M

Making contact by StevePwrBear 3,633 words Added Mar 2004 12k views 4.3 stars (3 votes) No comments yet •Hyper Cum•Muscle/Strength•Increased Libido•Transformation•First Time/Virgin

The Mann Agency by Also Known As Need a handyman? Someone to scrub your pool or clean your windows or fix a squeaky door? The Mann Agency and its specially trained agents are at your service. 3 parts 26k words Added Oct 2021 Updated 23 Apr 2022 17k views 4.8 stars (13 votes) No comments yet •Cock Growth•Huge Cock•Nipple Emissions•Pec Fucking•Muscle Breast•Muscle Growth•Muscle/Strength•Increased Libido•Getting Taller •M/M•M/M/M

Mariposa Halloween by Cris Kane Lance brings a special surprise before he and his friends head out to West Hollywood for the Halloween block party. 2 parts 8,551 words Added Nov 2021 Updated 13 Nov 2021 6,940 views 4.2 stars (6 votes) No comments yet •Huge Cock•Muscle Growth•Increased Libido•Transformation•Hair Growth/Getting Hairy•Werewolves•Supernatural•Halloween •M/M/M/...

Mariposa honeymoon: A six-pack story by Cris Kane Their flamboyant best-man Pierce gives strait-laced newlyweds Derek and Charles a mysterious six-pack to liven up their Cancun honeymoon. 19 parts 106k words (#22) Added Dec 2018 Updated 16 Feb 2019 21k views 4.6 stars (13 votes) No comments yet •Cock Growth•Cock Shrinking•Huge Cock•Getting Dumber•Other Mental Changes•Muscle Growth•Muscle/Strength•Butt Growth•Belly Growth•Increased Libido•Size Decrease•Size Increase•Age Regression•Race/Ethnicity Change•Hair Growth/Getting Hairy•Witch/Warlock/Wizard •M/M•M/M/M/...

Mass X by Max Mann Five short stories of men getting bigger and sexier, through the use of “Mass X”. 5 parts 19k words Added Feb 2005 50k views 4.7 stars (19 votes) No comments yet •Cock Growth•Huge Cock•Straight to Gay•Muscle Growth•Muscle/Strength•Increased Libido•Getting Handsomer•Hair Growth/Getting Hairy•Age Difference•Incest•Father/Son•Christmas•New Year’s Eve •M/M

The mechanism by screamingmoist Volunteering to take part in an experiment leads to more than extra credit for one lucky student. 4,503 words Added May 2022 6,275 views 4.6 stars (7 votes) No comments yet •Straight to Gay•Always Shirtless•Public Nudity•Increased Libido•Retcon •M/M

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 (#54) Added Jan 2023 Updated 1 Apr 2023 18k views 4.7 stars (20 votes) No comments yet •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 5,856 views 4.8 stars (6 votes) No comments yet •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 16k views 4.7 stars (23 votes) No comments yet •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

Miracle Grow Boys (Revised) by Bulklore Aiden and Jack are two new soccer recruits desperate to fit into a team of hung studs at their college. They resort to mysterious pills promising growth, but in ignoring the warnings they accidentally trigger more than they can handle. An old story revised by the author under a new name. 2 parts 11k words Added Jan 2024 Updated 13 Jan 2024 11k views 5.0 stars (35 votes) No comments yet •Cock Growth•Huge Cock•Self-suck•Muscle Growth•Increased Libido •M/M

Monjudgen: A werewolf’s tale by Rock Creek Werewolf Independent Seth has been straying from his pack and keeping a secret, and needs to be brought to heel. But after his attitude adjustment, Seth’s Alpha has some bad news: the mondjugen are in danger. 3 parts 17k words Added Jul 2024 Updated 20 Jul 2024 1,991 views 5.0 stars (2 votes) No comments yet •Muscle Growth•Muscle/Strength•Man Scent•Increased Libido•Transformation•Hair Growth/Getting Hairy•Hyper Pheromones•Werewolves •M/M

Moocows by Meddler Incs Cody's world is turned upside down when he is faced with a twisted coach and his followers. 11 parts 22k words Added Jan 2017 Updated 23 Sep 2023 48k views 4.9 stars (41 votes) No comments yet •Huge Cock•Cum Milking•Nipple Emissions•Muscle Breast•Muscle Growth•Muscle/Strength•Increased Libido•Gradual Change•Human to Animal/Anthro•Hair Growth/Getting Hairy•Nonconsensual change•Hypnosis•Mind Control•Complete •M/M/M/...

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) No comments yet •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 (#49) Added Nov 2021 Updated 18 Nov 2023 24k views 4.9 stars (27 votes) No comments yet •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

My chronicles by growerdom I chronicle my growing life, dealing with my new abilities, and you’re there every step of the way.  2 parts 4,018 words Added Dec 2023 Updated 30 Dec 2023 14k views 4.6 stars (20 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Public Orgasm•Dom to Sub•Straight to Gay•Hyper Muscle•Pec Fucking•Hyper Strength•Immobility•Muscle Growth•Muscle Gut•Muscle Theft•Muscle/Strength•Muscle Worship•Man Scent•Voluptuous Men•Butt Growth•Belly Growth•Increased Libido•Getting Handsomer•Gradual Change•Transformation•Voice Deepening•Getting Taller•Giants•Forced Growth•Plausible Size Difference•Size Decrease•Size Increase•Hair Growth/Getting Hairy•Getting Fatter•Father/Son•Dom/Sub•Nonconsensual change•Hyper Pheromones •M

N 3

Navy experiment by BRK The new protocol of vaccinations on the U.S.S. Tulsa developed by Dr. Tosk had very deliberate side-effect: your body is affected by whoever you lust for. Tosk plans for the sailors to start lusting after his impressive form—but who does Tosk lust for? 4 parts 5,764 words Added Mar 2010 43k views 4.4 stars (15 votes) No comments yet •Cock Growth•Huge Cock•Extra digits•Multi-abs•Multicock•Multiarm•Multilimb•Three Legs•Other Mental Changes•Muscle Growth•Muscle/Strength•Increased Libido•Plausible Size Difference

A new start by FanTCMan 3,694 words Added Feb 2003 22k views 4.6 stars (7 votes) No comments yet •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Increased Libido•Gradual Change

Nobody’s perfect by Also Known As A psychologist prepares himself to meet the subject whose response to the enhancement drug was so intense that just to be near him is to risk erotic overload… a man known only as Twenty-Five. 9 parts 54k words (#68) Added Feb 2022 Updated 8 Jul 2023 38k views 4.9 stars (32 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Increased Libido•Getting Handsomer•Transformation•Voice Deepening•Getting Taller•Plausible Size Difference•Size Increase•Hyper Pheromones•Infectious•Metabods 25 •M/M

O 6

Of gods and growth by RoidTeen The gladiators of eternal Rome wore little to hide their manly forms—so when there is growth, it is not hidden from pitmates and admirers alike. 3 parts 12k words Added Mar 2023 Updated 1 Apr 2023 10k views 4.8 stars (16 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Hyper Muscle•Pec Fucking•Immobility•Muscle Breast•Muscle Gut•Increased Libido•Voice Deepening•Hair Growth/Getting Hairy•Pagan gods•Complete•Ancient Era •M/M•M/M/M

Omega cursed: An alpha touch side story by Caliburn Best friends Ryan and Sam finally get to enjoy a much-anticipated camping trip. However, Sam has being acting odd ever since they crossed paths with that man in the gas station. Maybe the weird tattoo that suddenly appeared on Sam’s buttcheek has something to do with it. 8,604 words Added Jun 2022 14k views 4.7 stars (25 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Addiction•Straight to Gay•Muscle Growth•Muscle/Strength•Man Scent•Increased Libido•Foot Growth•Getting Handsomer•Gradual Change•Voice Deepening•Getting Taller•Size Increase•Hair Growth/Getting Hairy•Nonconsensual change•Nonconsensual sex•Hyper Pheromones•Infectious •M/M

On the wrong track by Hairymusclemorphs University isn’t always the right choice. Time to overthink your decisions after bumping into a ripe, juiced-up construction worker after your lecture. 3 parts 5,268 words Added Apr 2024 6,024 views 4.9 stars (20 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Dom to Sub•Muscle Growth•Man Scent•Increased Libido•Voice Deepening•Hair Growth/Getting Hairy•Dom/Sub•Humiliation•Hyper Pheromones•Complete •M/M

One hot summer by BRK Brandon and Eddie enjoy working for their pot-loving boss, Mike, at the pizza place near campus and are bummed they can’t stick around for the summer, too. Mike offers them a possible solution, though he doesn’t let them in on all his plans for the coming summer. 54 parts 119k words (#17) Added Jun 2019 Updated 25 Jun 2022 75k views 4.9 stars (54 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Self-suck•Replication•Other Mental Changes•Muscle Growth•Muscle/Strength•Always Shirtless•Increased Libido•Gradual Change•Voice Deepening•Getting Taller•Giants•Plausible Size Difference•Size Decrease•Size Increase•Hair Growth/Getting Hairy•Incest•Brothers•Twins•Selfcest•Nonconsensual change•Body Swap•Shared Body•Fourth of July•Gay Pride•Complete•Cannabis •M•M/M•M/M/M•M/M/M/...

One more drop by MegaMaker A college water polo player, Rain, is having trouble keeping up with expectations after a lackluster swim season. Afraid of getting cut from his team, he finds a mystery serum that improve his performance. To his surprise it works and his improved performance gets the approval of his entire team and his coach and really attracts the attention of his friend River. Will the attention go his head? Will his team and coach find out? And… will there be any side effects caused by the use of the serum? 16 parts 48k words (#78) Added Mar 2023 Updated 20 May 2023 66k views 4.9 stars (62 votes) No comments yet •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Always Cumming•Hyper Cum•Public Orgasm•Multi-abs•Addiction•Straight to Gay•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Muscle Worship•Always Shirtless•Public Nudity•Man Scent•Butt Growth•Increased Libido•Gradual Change•Voice Deepening•Getting Taller•Forced Growth•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Lycra/Spandex•Complete •M/M

Our pleasure by Thorn A brand new gratuity app has entered the workplace, with more than a few kinks that need working out... 3 parts 16k words Added Jul 2024 Updated 20 Jul 2024 7,574 views 4.8 stars (13 votes) No comments yet •Cock Growth•Ball Growth•Huge Cock•Pec Fucking•Muscle Breast•Muscle Growth•Muscle Gut•Muscle/Strength•Muscle Worship•Voluptuous Men•Butt Growth•Belly Growth•Increased Libido•Foot Growth•Getting Handsomer•Gradual Change•Voice Deepening•Getting Taller•Forced Growth•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•App•Dom/Sub •M

P 15

Parasitic paradise by SomeMuscleGuy After over a year of committing himself to a healthier lifestyle, Kyle finds himself down on his luck about his physical progress. Wanting to cheer him up, his boyfriend, Dom, surprises him with a ritual that is meant to help them grow. What neither realizes is that the being they summoned doesn't just want to see them grow. It wants them to see them ascend. 3 parts 13k words Added Oct 2023 Updated 16 Dec 2023 17k views 4.7 stars (17 votes) No comments yet •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Always Cumming•Public Orgasm•Addiction•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle Worship•Increased Libido•Foot Growth•Gradual Change•Voice Deepening•Getting Taller•Giants•Size Increase•Dom/Sub•Infectious•Aliens•Symbiotes•Tentacle•Demons•Complete •M/M•M/M/M

Part-time job by brazboy Murilo decides to get a part time job recommended to him by his cousin: he will be attached to the insides of a vending machine to provide it with the necessary amount of cum and pec milk to satisfy its hungry customers. Nothing major is supposed to happen, until Murilo’s friends make an order which will send the machine into overdrive… 9,229 words Added Jun 2023 10k views 4.8 stars (8 votes) No comments yet •Cock Growth•Cock Pumping•Huge Balls•Huge Cock•Hyper Cock•Nipcocks•Cum Milking•Hyper Cum•Nipple Emissions•Public Orgasm•Muscle Growth•Public Nudity•Increased Libido•Gradual Change•Getting Taller•Forced Growth•Plausible Size Difference•Size Increase•Complete •M/M/M/...

Patient zero by SomeMuscleGuy After exploring a crashed meteorite, Tim and Kyle are left growing uncontrollably. The hornier they get, the larger they grow. But what happens when growth itself makes them horny? 3 parts 13k words Added Nov 2022 Updated 3 Dec 2022 29k views 4.6 stars (21 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Always Cumming•Hyper Cum•Public Orgasm•Multi-abs•Addiction•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Public Nudity•Butt Growth•Increased Libido•Foot Growth•Transformation•Voice Deepening•Getting Taller•Giants•Plausible Size Difference•Size Increase•Nonconsensual change•Infectious•Complete •M/M

Peoplechange by BRK Frankie’s ancestral world-changing ability, which he didn’t even know he was getting, mixes unpredictably with his friend Aaron’s new interest in hypnosis. 3,938 words Added Aug 2023 6,721 views 4.9 stars (12 votes) No comments yet •Always Hard•Huge Balls•Ball Growth•Huge Cock•Hyper Cum•Multi-abs•Muscle Growth•Increased Libido•Getting Handsomer•Getting Taller•Plausible Size Difference•Size Increase•Tongue Growth•Retcon•Hypnosis •M/M

The phallus god of destiny by UberPump Benjamin has been possessed by a Japanese demon called an Oni, one who possesses the power to create the desires of those whom it possesses.   He has the desire to get what he wants—a bigger cock, a bigger body, and much bigger pecs.  Once he's fulfilled the divine duty of cock fucking the statue, he's imbued with great power to turn anyone into hyper muscled, big, dicked followers... only he must fulfil his duties as a newly-grown deity or face the consequences that, if unused, power must be stored somewhere. 5,280 words Added Jul 2023 10k views 4.8 stars (9 votes) No comments yet •Cock Growth•Cockfucking•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Cum inflation•Cum Milking•Always Cumming•Hyper Cum•Nipple Emissions•Hyper Muscle•Muscle Breast•Muscle Growth•Muscle/Strength•Muscle Worship•Public Nudity•Voluptuous Men•Increased Libido•Getting Handsomer•Voice Deepening•Forced Growth•Size Increase•Inflation•Bisexual•Absorption•Hyper Pheromones•Djin/Jinn/Genie•Supernatural•Possession •M•M/M

The pills by LordTronimator An 18-year-old college student, Thomas, orders some pills online that promise to help him with his small problem. When they don't work fast enough for him, he decides to down the whole bottle—and gets more than he bargained for. 12 parts 16k words Added Apr 2020 Updated 16 May 2020 26k views 4.7 stars (22 votes) No comments yet •Always Hard•Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Cum Milking•Hyper Cum•Public Orgasm•Public Nudity•Increased Libido•Nonconsensual change•Restraints•Horror •t/t

The Porter Men by Inclytos The Porters are a family of perfect men, all uniquely perfect in their own way. It’s how it’s always been, right? 3 parts 8,809 words Added Oct 2022 Updated 5 Nov 2022 14k views 4.7 stars (22 votes) No comments yet •Cock Growth•Cock Shrinking•Huge Cock•Dom to Sub•Getting Dumber•Pec Fucking•Hyper Strength•Muscle Breast•Muscle Growth•Muscle/Strength•Always Shirtless•Butt Growth•Increased Libido•Retcon•Incest•Brothers•Father/Son•Twins•Dom/Sub•Sex-Slave •M/M•t/t•M/t

The potion shop by Alpha Pup Templar A new potion shop has opened in the countryside of Marketh. Strangely, they don’t sell healing potions. Instead they sell transformation potions of every kind imaginable! So what happens when adventurers don’t read the directions? 3 parts 5,540 words Added Jan 2023 Updated 11 Feb 2023 13k views 4.8 stars (8 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cum•Public Orgasm•Multi-abs•Multi-balls•Multicock•Boytaur•Multiarm•Multileg•Multilimb•Multipec•Getting Dumber•Other Mental Changes•Immobility•Muscle Growth•Public Nudity•Man Scent•Butt Growth•Increased Libido•Getting Handsomer•Transformation•Getting Taller•Forced Growth•Size Increase•Cocktaur•Nonconsensual change•Bodily Fluids•Hyper Pheromones•Centaurs•Dragons•Fantasy Realm•Mind Control •M•M/M

The power of suggestion: School library by BRK Jason suggests his suggestion abilities onto Kevin, only neither of them are aware of it. 1,651 words Added Feb 2009 22k views 4.6 stars (5 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Multicock•Multihead•Multiarm•Multilimb•Three Legs•Multipec•Muscle/Strength•Increased Libido•Size Increase•Retcon•Suggestion•Complete

The power of suggestion: Wetbar by BRK A night out at the bar leads to a series of changes to a very happy young clubgoer. 2,751 words Added Feb 2009 29k views 4.9 stars (16 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Public Orgasm•Multi-abs•Multicock•Replication•Other Mental Changes•Muscle Growth•Muscle/Strength•Increased Libido•Getting Handsomer•Transformation•Plausible Size Difference•Size Increase•Age Regression•Mouthcock•Retcon•Suggestion•Brothers•Twins•Selfcest•Complete •M/M/M

The priapic intervention by Mark Bargen Story of a future genitalia expansion procedure written in the form of a scientific review. 5 parts 2,096 words Added Oct 2004 17k views 3.9 stars (7 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Increased Libido•Transformation•Hypnosis•Set in the Future

The procedure by UberPump Jerry finds out about a special, experimental procedure to make his cock and balls bigger. To pursue his life with a much bigger cock than his 8.5 inches of glory, he makes an appointment with Dr. Meyers. The procedure proceeds without a hitch, giving Jerry a much, much larger cock. However, Jerry is never satisfied. To him, “There’s no such thing as... too big”… right? 2 parts 7,725 words Added Jan 2024 Updated 25 May 2024 11k views 4.9 stars (38 votes) No comments yet •Cock Growth•Cock Pumping•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Muscle/Strength•Increased Libido•Forced Growth•Inflation•Nonconsensual change•Bodily Fluids •M/M•NS

Project Cerulean MX: Aaron’s story by CsabaXXX 18-year-old Aaron’s life changes drastically when he’s accidentally exposed to a very effective growth serum. 8 parts 17k words Added Nov 2022 Updated 4 Feb 2023 9,527 views 4.9 stars (11 votes) No comments yet •Huge Cock•Muscle Growth•Increased Libido•Bisexual•Hyper Pheromones •M/M•M/M/M/...•M/F/F

Project William by Also Known As Horny teen Jackson encounters a guy who seems like he’s the god of sweet, muscular, carnal masculine hotness, and that means big changes for Jackson and his friends. 20 parts 65k words (#51) Added Oct 2002 36k views 4.6 stars (16 votes) No comments yet •Cock Growth•Huge Cock•Public Orgasm•Muscle Growth•Muscle/Strength•Muscle Worship•Man Scent•Increased Libido•Getting Handsomer•Voice Deepening•Getting Taller•Immortality •t•t/t•t/t/t

The pump by UberPump A young man and his wife find themselves at the mercy of a cock pump.  He's already quite big at 9 inches long, but how much bigger can he go and will they find a limit to his size? 2 parts 7,269 words Added Jan 2023 Updated 1 Apr 2023 16k views 4.6 stars (17 votes) No comments yet •Cock Growth•Cock Pumping•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Cum inflation•Cum Milking•Hyper Cum•Addiction•Increased Libido•Forced Growth•Inflation•Bisexual•Hetero Sex •M/F•M/F/F

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The radiation zone by SomeMuscleGuy After going off the beaten path to explore an abandoned military base, Alex is involved in an incident that leaves him contaminated with radioactive material, and he won’t stop growing until he escapes. 3,606 words Added Aug 2022 16k views 4.7 stars (27 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Butt Growth•Increased Libido•Foot Growth•Gradual Change•Transformation•Voice Deepening•Getting Taller•Giants•Size Increase•Nonconsensual change•Infectious •M

A real man by DoubleCream A douchey gym bro wakes up in another world, in another body. 6 parts 30k words Added Jan 2021 Updated 4 Mar 2023 43k views 4.9 stars (69 votes) No comments yet •Cock Shrinking•Huge Balls•Huge Cock•Addiction•Straight to Gay•Muscle/Strength•Muscle Worship•Man Scent•Increased Libido•Male Pregnancy•Plausible Size Difference•Size Decrease•Hairless•First Time/Virgin•Cock Cage•Dom/Sub•Nonconsensual change•Hyper Pheromones•Mind Control •M/M

The real you by MegaMaker Today is Adam’s birthday, and his longtime boyfriend Eddie doesn’t want to give him the gift he’s been asking for. 3,057 words Added Jan 2023 9,958 views 4.5 stars (10 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Hyper Muscle•Muscle Growth•Muscle/Strength•Butt Growth•Increased Libido•Getting Taller•Size Increase•Hair Growth/Getting Hairy•Shapeshifting•Complete •M/M

Resolutions by BRK Ray intercepts a seemingly magical book of fill-in-the-blank New Year’s resolutions his boss, Danny, had ordered, and starts making plans for improving Danny’s too-boring sex life. 13 parts 71k words (#44) Added Jan 2021 Updated 12 Feb 2022 41k views 4.9 stars (36 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Self-suck•Hyper Cum•Other Mental Changes•Hyper Muscle•Muscle Growth•Muscle/Strength•Increased Libido•Size Decrease•Size Increase•Tongue Growth•Retcon•Suggestion•Nonconsensual change•New Year’s Eve•Complete •M•M/M•M/M/M•M/M/M/...

Resolutions: King factory by BRK The manager of a small, forgotten factory gets a sudden visit from the son of the conglomerate that owns his plant. Not only is he taking over, it seems, but he’s insistent on maximizing profit—even to the point of reviving production on that one sweetener everyone knows is a joke. 2 parts 6,615 words Added Mar 2022 6,399 views 3.6 stars (9 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Increased Libido•Infectious•Complete •M/M

Ricky’s big secret by MegaMaker A swimmer has fallen in love with his best friend but doesn’t want to tell him because he’s afraid he won’t be able to contain himself. 4,900 words Added Apr 2024 7,718 views 4.0 stars (7 votes) No comments yet •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•Always Shirtless•Public Nudity•Man Scent•Voluptuous Men•Butt Growth•Increased Libido•Voice Deepening•Getting Taller•Giants•Forced Growth•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Destruction/Violence•Lycra/Spandex•Shapeshifting •M•M/M

The right blend by BRK In this sequel to “One Hot Summer,” Thad returns to Colorado, still in Zac’s upgraded, hyper-hung body. When he finds he’s no longer able to morph himself back into what he’s supposed to look like, his only hope is his sexy and capable second-in-command, Aleksei. 28 parts 80k words (#36) Added Mar 2023 Updated 6 Jul 2024 27k views 5.0 stars (10 votes) No comments yet •Always Hard•Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Multi-balls•Multicock•Multihead•Boytaur•Four Legs•Multiarm•Multileg•Multilimb•Multipec•Multitongue•Multitorso•Replication•Stacking•Muscle Growth•Muscle/Strength•Always Shirtless•Pointy Ears•Increased Libido•Getting Handsomer•Transformation•Getting Taller•Plausible Size Difference•Size Decrease•Size Increase•Race/Ethnicity Change•Hair Growth/Getting Hairy•Retcon•Incest•Brothers•Nonconsensual change•Body Swap•Cannabis •M/M•M/M/M•M/M/M/...

Rise of the new alpha by MoonlightSerenade A young man finds his entire life changed when he is attacked by a beast from the woods—and he is loving every second of it. 2 parts 3,062 words Added Mar 2023 Updated 27 May 2023 13k views 4.7 stars (7 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Muscle Growth•Muscle/Strength•Muscle Worship•Man Scent•Voluptuous Men•Increased Libido•Getting Handsomer•Voice Deepening•Getting Taller•Hair Growth/Getting Hairy•Dom/Sub•Hyper Pheromones•Anthro/Furry•Werewolves •M/M

The risk by Marc Adrien Godin Admonished by his now ex-girlfriend to “take a risk”, Sam enrolls in a drug trial. 6,728 words Added Jul 2006 15k views 4.7 stars (6 votes) No comments yet •Cock Growth•Huge Cock•Addiction•Other Mental Changes•Straight to Gay•Muscle Growth•Muscle/Strength•Increased Libido•Nonconsensual sex

The river god by BRK Forced into a long sleep for cultivating the love and lust of male human servants, a river god awakes in the modern world and finds a new familiar through whom to channel his improvements and feed his desire for male carnal pleasure. 4 parts 22k words Added Jun 2024 Updated 6 Jul 2024 6,850 views 5.0 stars (9 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Public Orgasm•Other Mental Changes•Straight to Gay•Muscle Growth•Muscle Worship•Public Nudity•Increased Libido•Getting Handsomer•Transformation•Getting Taller•Giants•Plausible Size Difference•Size Increase•Age Regression•Nonconsensual change•Pagan gods •M/M•M/M/M/...

S 29

The salt by RdyRoger Trav gets his hands on some salts that cause all kinds of sexy growth and transformation. Using them on himself is great, but growing other people without their realizing it is even more fun. 9 parts 36k words Added Jun 2010 90k views 4.8 stars (22 votes) No comments yet •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Muscle Worship•Increased Libido•Gradual Change•Getting Taller•Size Increase•Tongue Growth•Incest•Brothers

The salt: the African-American by RdyRoger 3 parts 3,969 words Added Jun 2010 15k views 5.0 stars (2 votes) No comments yet •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Increased Libido•Voice Deepening•Size Increase•Race/Ethnicity Change•Hair Growth/Getting Hairy•Hairless•Tongue Growth•Nonconsensual change

The salt: the gym bunny by RdyRoger 6 parts 14k words Added Jun 2010 19k views 4.0 stars (5 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Other Mental Changes•Muscle Growth•Muscle/Strength•Muscle Worship•Increased Libido•Getting Handsomer•Voice Deepening•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Nonconsensual change•Restraints

The salt: the lab assistant by RdyRoger Helping out at the lab where a scientist is developing very effective body enhancement formulas can expose you to temptations too tough to resist. 9,042 words Added Jun 2010 19k views 5.0 stars (7 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Other Mental Changes•Muscle Growth•Muscle/Strength•Increased Libido•Getting Handsomer•Voice Deepening•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Nonconsensual change •M/M

The seashell by MegaMaker Clay’s best friend TJ is trying to help him get a boyfriend at local beach known for having loads of hot guys. This task is harder that they first thought because every guy they meet is into buff guys. Clay feels he falls short of that until he finds a magic seashell that changes him to a hunk of a man. Clay becomes full of himself and takes things too far. 8,336 words Added Feb 2023 10k views 4.3 stars (7 votes) No comments yet •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Hyper Muscle•Hyper Strength•Immobility•Muscle Breast•Muscle Growth•Muscle/Strength•Public Nudity•Butt Growth•Increased Libido•Gradual Change•Voice Deepening•Getting Taller•Giants•Forced Growth•Size Increase •M/M

Sebastian by TreborNawoc Sebastian’s experiment to transform himself into a multi-hunk worked, and then some! He can’t wait to show off the results to his best friend, Gavin. 4 parts 8,673 words Added Dec 2021 Updated 19 Nov 2022 14k views 5.0 stars (189 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Extra Mouths•Multi-abs•Multi-balls•Multicock•Boytaur•Four Legs•Lots of Legs•Multiarm•Multileg•Multilimb•Three Legs•Multitorso•Muscle Growth•Increased Libido•Transformation•Getting Taller•Plausible Size Difference•Size Increase•Tongue Growth•First Time/Virgin•Infectious •M/M

Second puberty by JayPat Finding out you’re a product of genetic engineering and about to go through your second puberty is shocking enough, but the unforeseen repercussions with school, family, and friends are what really change everything. 15 parts 91k words (#28) Added Sep 2012 84k views 4.8 stars (34 votes) No comments yet •Cock Growth•Huge Cock•Hyper Strength•Muscle Growth•Muscle/Strength•Increased Libido•Size Increase•Bisexual•Destruction/Violence•Hyper Pheromones

Serial breeder by Musclesaber A group of frat brothers get a strange visitor. After meeting him, things start to take a turn as the frat brothers all fall under the spell of his manly charm. 3,709 words Added May 2024 7,811 views 3.9 stars (11 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Cum inflation•Hyper Cum•Getting Dumber•Straight to Gay•Muscle Growth•Muscle/Strength•Muscle Worship•Butt Growth•Belly Growth•Increased Libido•Male Pregnancy•Voice Deepening•Getting Taller•Plausible Size Difference•Size Increase•Inflation•Hyper Pheromones•Hypnosis•Mind Control •M/M•M/M/M/...

Sexi-Phi by BRK Joining a frat turns out to be a big transition for Holden, especially given the way his body is reacting to all his extra-hot house-brothers. 13 parts 78k words (#39) Added Jun 2023 Updated 6 Jul 2024 40k views 4.9 stars (47 votes) No comments yet •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Public Orgasm•Muscle Growth•Always Shirtless•Public Nudity•Increased Libido•Gradual Change•Getting Taller•Incest•Father/Son•Twins•Hyper Pheromones•Christmas •M•M/M

Shaming the boastful centaur by DracumSum Bill makes a joke, and a Greek goddess makes it real. 7 parts 41k words (#99) Added Oct 2022 Updated 21 Oct 2023 13k views 5.0 stars (13 votes) No comments yet •Always Hard•Cock Growth•Cut to Uncut•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Cum Milking•Always Cumming•Hyper Cum•Four Legs•Hyper Muscle•Immobility•Muscle Growth•Public Nudity•Increased Libido•Breast Expansion•Getting Handsomer•Gradual Change•Transformation•Voice Deepening•Giants•Forced Growth•Human to Animal/Anthro•Hair Growth/Getting Hairy•Hairless•Retcon•First Time/Virgin•Bisexual•Nonconsensual change•Restraints•Hyper Pheromones•Time Travel•Centaurs•Pagan gods•Supernatural•Complete •M/M•M/M/F

Shared looks by Badboola Seth is a freshman in college who is trying to reinvent his image and break out of his shell. Seth gradually learns that when he gives attention to men they grow, and when he gets attention then he gets to grow. Using his new abilities, Seth helps the men around him achieve their desires and help him have the confidence to hook up with his crush. 5 parts 32k words Added Apr 2024 Updated 27 Apr 2024 13k views 5.0 stars (25 votes) No comments yet •Cock Growth•Cock Pumping•Huge Balls•Ball Growth•Huge Cock•Hyper Cum•Hyper Muscle•Pec Fucking•Muscle Growth•Muscle/Strength•Muscle Worship•Man Scent•Butt Growth•Increased Libido•Gradual Change•Getting Taller•Size Increase•Lycra/Spandex •M/M

Short stories, big muscles by RoidTeen An ever-growing collection of short muscle growth stories, told from different angles in different settings, exploring what it means to be big, gigantic, or even immobile. 6 parts 8,025 words Added Jul 2023 Updated 12 Aug 2023 17k views 4.4 stars (14 votes) No comments yet •Cock Growth•Cock Pumping•Huge Balls•Huge Cock•Cum Milking•Public Orgasm•Pec Fucking•Immobility•Muscle Breast•Muscle Growth•Muscle Gut•Muscle Worship•Public Nudity•Increased Libido•Forced Growth•Dom/Sub•Sex-Slave•Lycra/Spandex •M•M/M•M/M/M

Simian massage by BRK Danny, a cold and cocky Yukuza enforcer, is ordered to take care of a double-dealing masseur—only to find himself under magical attack. 5,462 words Added Nov 2023 3,988 views 5.0 stars (11 votes) No comments yet •Cock Growth•Muscle Growth•Increased Libido•Human to Animal/Anthro•Hair Growth/Getting Hairy•Tongue Growth•Dom/Sub•Nonconsensual change •M/M

The simulated universe by Thorn A group of men play a new board game that can simulate a “universe” where they play as trailblazers and are granted boons, which could lead to a few…enhancements. 6 parts 26k words Added Jul 2023 Updated 19 Aug 2023 14k views 4.9 stars (26 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Muscle Breast•Muscle Growth•Voluptuous Men•Butt Growth•Belly Growth•Increased Libido•Foot Growth•Gradual Change•Transformation•Getting Taller•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Inflation•Age Difference•Father/Son •M/M/M

The six pack by Cris Kane Returning from a Mexican vacation, a gay couple bring back a mysterious drink for their friends to try, bringing on some changes for the group of friends that require a great deal of getting used to. 9 parts 39k words Added Sep 2018 33k views 4.8 stars (14 votes) No comments yet •Cock Growth•Cock Shrinking•Huge Cock•Gender Swap•Butch-to-Fem•Other Mental Changes•Straight to Gay•Muscle Growth•Muscle/Strength•Butt Growth•Belly Growth•Increased Libido•Getting Handsomer•Gradual Change•Transformation•Getting Taller•Size Decrease•Size Increase•Age Progression•Age Regression•Race/Ethnicity Change•Hair Growth/Getting Hairy•Getting Fatter•Destruction/Violence •M/M•M/M/M

Sk8r dreams by Reaver The Maker is an app that gives you the ability to remake the world around you. That means a better house, a hotter body—and it definitely means turning a few guys in your life into happy, hunky skater bois. 19 parts 59k words (#55) Added Oct 2003 45k views 4.1 stars (19 votes) No comments yet •Cock Growth•Ball Growth•Huge Cock•Replication•Always Shirtless•Increased Libido•Transformation•Voice Deepening•Age Regression•Race/Ethnicity Change•App•Retcon•Selfcest•Nonconsensual change•Infectious•Mind Control

Small problems by The Obsessive-Compulsive College freshman Curt has certain inadequacies he’d like to correct. (Hint: Remember the “Better Living through Chemistry” meme?) 7 parts 9,668 words Added Sep 2009 38k views 5.0 stars (9 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Increased Libido •M/M

The smell of lust by Seth Peterson I did a thing!! Okay, I accidentally bathed myself in extremely potent, gay-causing, transformative pheromone juice. But it’s all good, right?? 11k words Added Jun 2016 26k views 4.3 stars (15 votes) No comments yet •Huge Cock•Straight to Gay•Muscle Growth•Increased Libido•Transformation•Size Increase•Hair Growth/Getting Hairy•Nonconsensual change•Hyper Pheromones•Anthro/Furry•Anthro/Scaly•Dragons •M/M

SNU-5|VU by DracumSum Nathan and Nick have to complete a biochem project on the metahumans caused by the failed SNU-5 nanobot project—only they don’t know any, and the brief random encounter Nathan had at a bus stop the other day won’t help them. Or will it? 6,053 words Added Feb 2022 10k views 4.7 stars (7 votes) No comments yet •Cock Growth•Cut to Uncut•Huge Balls•Huge Cock•Hyper Muscle•Muscle Growth•Hyper Anus•Increased Libido•Foot Growth•Gradual Change•Transformation•Getting Taller•Giants•Plausible Size Difference•Size Increase•Hairless•Nanotech•Infectious•Set in the Future •M/M

Spare parts by YellowJester After being disfigured in an accident, Al learns that he doesn’t need his old body or face when he can simply copy the best features of those around him. 3,378 words Added Aug 2022 6,945 views 5.0 stars (10 votes) No comments yet •Cock Growth•Straight to Gay•Muscle Growth•Butt Growth•Increased Libido•Getting Handsomer•Gradual Change•Voice Deepening•Getting Taller•Size Increase •M/M

The spark by BRK A chance encounter in the subway leads to a connection so powerful their bodies have to expand to match it. 5,387 words Added Apr 2024 5,781 views 4.9 stars (13 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Muscle Growth•Increased Libido•Getting Handsomer•Gradual Change•Getting Taller•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Complete •M/M

Special pills by MegaMaker Kyle has some special pills that have special effects. He loves using them for some alone time but then he finds a buddy to share them with. 3 parts 6,272 words Added Mar 2024 7,819 views 4.8 stars (12 votes) No comments yet •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Self-suck•Always Cumming•Hyper Cum•Public Orgasm•Hyper Muscle•Pec Fucking•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Muscle Worship•Public Nudity•Man Scent•Voluptuous Men•Butt Growth•Increased Libido•Voice Deepening•Getting Taller•Giants•Forced Growth•Plausible Size Difference•Size Increase •M•M/M

The spectacular growing saga by West A collection of brief stories about guys discovering their dream bodies in various ways. 8 parts 12k words Added Mar 2022 Updated 20 May 2023 20k views 4.6 stars (17 votes) No comments yet •Cock Growth•Cut to Uncut•Cock Shrinking•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Prehensile Cock•Cum inflation•Hyper Cum•Nipple Emissions•Multi-abs•Multi-balls•Multicock•Multiarm•Multipec•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle Theft•Muscle/Strength•Increased Libido•Getting Taller•Forced Growth•Size Decrease•Size Increase•A.I.-Controlled Change•Retcon•Suggestion•Incest•Brothers•Twins•Triplets•Hyper Pheromones•Infectious•Androids/Cyborgs •M/M•M/M/M

Stadium brew by BRK Three cousins at a football game down some concession-stand beer, and before long they’re in a deserted men’s room getting bigger and hairier and hornier for each other. 5 parts 25k words Added Nov 2023 Updated 20 Jul 2024 22k views 4.9 stars (53 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Public Orgasm•Straight to Gay•Muscle Growth•Increased Libido•Getting Taller•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Incest•Alcohol •M/M/M•M/M/M/...

Steven’s growth by MusclePraiser1556 Juan gets a chance to adjust reality, and he decides to try it out on his crush, Steven. 851 words Added Mar 2024 6,351 views 2.9 stars (10 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Muscle•Muscle Growth•Muscle Gut•Muscle/Strength•Muscle Worship•Increased Libido•Getting Handsomer•Getting Taller•Size Increase •M/M

Sudden changes by BRK Ike woke up with a too-big hard-on that won’t quit and a constant, building need to orgasm that didn’t subside even when he came. And none of that changed the fact that he had to go to work. How the heck would he deal with this? 2 parts 8,094 words Added Dec 2021 Updated 16 Apr 2022 17k views 4.9 stars (20 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Muscle Growth•Increased Libido•Voice Deepening•Getting Taller•Hair Growth/Getting Hairy•First Time/Virgin•Incest•Twins •M/M/M

A summer’s heat by A.B.Oasis An eager 18-year-old awaits the day he’ll enter his first rut like his dad and brother before him. It’s a shame that he’ll never hit that rut, the house’s A/C broke, and he doesn’t immediately know how well his dad and brother will treat him. 4,114 words Added Apr 2024 2,963 views 4.7 stars (10 votes) No comments yet •Other Mental Changes•Muscle/Strength•Man Scent•Increased Libido•Plausible Size Difference•First Time/Virgin•Incest•Brothers•Dom/Sub•Nonconsensual sex•Hyper Pheromones •M/M

Super serum by Jack is Jacked Jack’s dad develops a way to grow muscles and decides his son should try it out. 1,649 words Added Mar 2023 12k views 2.9 stars (7 votes) No comments yet •Cock Growth•Muscle Growth•Muscle/Strength•Muscle Worship•Public Nudity•Increased Libido•Getting Handsomer•Voice Deepening•Getting Taller•Size Increase•Hair Growth/Getting Hairy•Father/Son•Hetero Sex•Complete •t/t•M/F

The swimming hole: legacy by Azerreza When Nick moves to a new city he hears rumours that it had once been partially destroyed by muscular titans. Not believing it at first, he decides to ignore them. But sometimes… rumours aren’t really rumours! And if it were true that there was a way to grow like that, could he use it to seduce the secret love of his life? 3 parts 35k words Added Aug 2021 Updated 18 Sep 2021 23k views 4.8 stars (11 votes) No comments yet •Cock Growth•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Multi-abs•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength•Increased Libido•Gradual Change•Voice Deepening•Getting Taller•Plausible Size Difference•Size Increase•First Time/Virgin •M/M

T 17

A Tale of Two Brothers: Donnie & Marco by Artotter92 Two brothers end up the unwilling subjects of their father’s science experiments, with some pretty extreme results. 3,937 words Added Jan 2023 12k views 4.2 stars (15 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Muscle•Muscle Breast•Muscle Growth•Muscle/Strength•Butt Growth•Increased Libido•Gradual Change•Transformation•Voice Deepening•Forced Growth•Size Increase•Age Progression•Hair Growth/Getting Hairy•Incest•Brothers•Stories with Images •M/M

The test subjects by Azerreza When Doctor Krakovski was asked to recreate the super-soldier serum, Ryan though at first it was a joke. The initial attempts were total failures. About to abandon the project, they received from the high command a strange blue goop. The next experiments were a real success! It was time to move on to the last phase: experimentation on a human. Now, it just remained to find the ideal test subject. 2 parts 18k words Added Jun 2022 Updated 2 Jul 2022 16k views 4.5 stars (20 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Multi-abs•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength•Muscle Worship•Increased Libido•Voice Deepening•Getting Taller•Plausible Size Difference•Size Increase•Destruction/Violence •M/M

Thad’s first toke by BRK Thad’s grad school roommate relates the seminal moment when Thad first discovered just what his special strains of cannabis were capable of. 2,340 words Added Dec 2023 2,182 views 4.5 stars (2 votes) No comments yet •Cock Growth•Huge Cock•Extra digits•Multi-abs•Multicock•Lots of Legs•Multiarm•Multileg•Multilimb•Multipec•Multitongue•Increased Libido•Getting Handsomer•Getting Taller•Cannabis •M/M

Three giant guys by MegaMaker Three short vignettes taking place in three separate universes, with three very hot growing guys.  3 parts 5,926 words Added Mar 2024 7,221 views 5.0 stars (5 votes) No comments yet •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Self-suck•Always Cumming•Hyper Cum•Public Orgasm•Multi-abs•Addiction•Getting Dumber•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•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Destruction/Violence•Hyper Pheromones•Shapeshifting •M

Three wishes by Mr.Dick Three friends find a genie in a vase and get him to grant three wishes to each of them. Their wishes will take them on an adventure of unparalleled muscle and genital growth. 4,090 words Added Jul 2024 1,710 views 4.3 stars (4 votes) No comments yet •Always Hard•Cock Growth•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Hyper Muscle•Muscle Growth•Increased Libido•Djin/Jinn/Genie •M/M

Threefer: Barry by BRK Performing at a festival with his band, Barry is getting way too stimulated thinking about all the things that have happened to him since his drummer Wes introduced him into their little group—especially some unexpected and very personal changes that no one knows about yet, not that he’ll be able to hide them for long… 2,816 words Added Jun 2022 3,669 views 4.5 stars (2 votes) No comments yet •Nipcocks•Multicock•Muscle Growth•Increased Libido•Gradual Change•Mouthcock•Complete •M/M/M/...

Threefer: Wes by BRK Being around not one but two lovers transformed by the strange cock-growth drug DX3, Wes can’t but wonder what would happen if he took some, too. 3,067 words Added Apr 2022 4,909 views 4.8 stars (4 votes) No comments yet •Cock Growth•Huge Cock•Nipcocks•Nipple Emissions•Increased Libido•Mouthcock•Complete •M/M•M/M/M/...

‘Til musk do we grow by OneLuckyGuy89 Trish Laurent is on a mission to break up her daughter’s marriage to the wimpy, Dustin Sullivan. Little does she know she’s making a deal with a sex deity, gifted by the God Priapus; and all he wants is to make some sexy men. 3,823 words Added May 2024 4,890 views 4.5 stars (4 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Public Orgasm•Female to Male•Gender Swap•Straight to Gay•Muscle Growth•Muscle/Strength•Man Scent•Butt Growth•Increased Libido•Foot Growth•Getting Handsomer•Voice Deepening•Getting Taller•Forced Growth•Hair Growth/Getting Hairy•Incest•Brothers•Father/Son•Nonconsensual sex•Hyper Pheromones•Supernatural •M/M

Tim’s adventure by WordShop Tim finds romance becomes a little more complicated when muscle growth and hypermasculity is involved. 5 parts 35k words Added Jan 2018 Updated 23 Feb 2018 29k views 4.4 stars (16 votes) No comments yet •Cock Growth•Huge Cock•Hyper Cum•Muscle Growth•Muscle/Strength•Increased Libido•Gradual Change•Size Increase•Hair Growth/Getting Hairy•First Time/Virgin •M/M

Too big by NBCK99 Would a constantly growing cock really be so great? One man tells his story and explains how his condition has affected his life. 2,883 words Added Jan 2024 5,881 views 4.8 stars (19 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Other Mental Changes•Public Nudity•Increased Libido•Gradual Change•Complete •M•M/M•M/M/M

Toonifying video call by Demonized When a cartoon dick pic starts turning people into hot animated furries, just imagine what a video call could do! 1,296 words Added Aug 2023 3,911 views 4.0 stars (3 votes) No comments yet •Cock Growth•Ball Growth•Muscle Growth•Butt Growth•Increased Libido•Transformation•Human to Animal/Anthro•Infectious•Anthro/Furry•Complete •M/M

The training program by BRK Recruited to take part in an intense and highly selective three-week LEO training program, Texas Ranger Dusty thinks he and his fellow trainees are in for a lot of hard work and conditioning. What he doesn’t know is what exactly these elite law-enforcement men are being trained for. 5 parts 8,850 words Added Aug 2021 15k views 4.5 stars (10 votes) No comments yet •Always Hard•Cock Growth•Self-suck•Hyper Cum•Addiction•Other Mental Changes•Straight to Gay•Muscle Growth•Muscle/Strength•Always Shirtless•Increased Libido•Getting Handsomer•Gradual Change•Transformation•Getting Taller•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Dom/Sub•Nonconsensual change•Sex-Slave•Aliens•Complete •M/M•M/M/M•M/M/M/...

Transform: New Blood by Also Known As The formula Carlos developed, Transform, has made him and his friends into veritable gods. Soon their numbers will be growing, thanks in part to a video featuring a guy known only as Self-Suck Sam. 47 parts 188k words (#5) Added Jan 2014 47k views 4.2 stars (5 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Self-suck•Multicock•Muscle Growth•Muscle/Strength•Muscle Worship•Man Scent•Increased Libido•Voice Deepening•Size Increase•First Time/Virgin•Infectious•Flying •M/M•M/M/M

12 days of Growthmas by MaxMorphs Two magical Christmas Gnomes grant Max the ever-evolving gift of growth. Throughout December, Max transforms into one of his hottest fantasies. Of course, there’s a price for your dreams coming true. 14 parts 15k words Added Dec 2022 13k views 4.9 stars (13 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Nipcocks•Self-suck•Cum inflation•Hyper Cum•Hyper Muscle•Immobility•Muscle Breast•Muscle Growth•Increased Libido•Foot Growth•Getting Handsomer•Gradual Change•Getting Taller•Hair Growth/Getting Hairy•Complete •M/M

Twelve steps back by FanTCMan Ian pursued working out as a way of chasing off his inner demons. Then he heard about a serum that seemed to make you not just bigger, but enhanced everything about you that was masculine and sexy. And if it made you horny too, well, that was fine by him. 9 parts 33k words Added Nov 2003 Updated 30 Mar 2018 35k views 4.8 stars (23 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Addiction•Other Mental Changes•Straight to Gay•Muscle Growth•Muscle/Strength•Muscle Worship•Increased Libido•Getting Handsomer •M/M

Twenty-five by Derek Williams Austin is a cocky young escort. When he meets up with an older client, he finds himself losing his youth and transforming into a sexually charged musclebeast. 3,571 words Added Jan 2022 8,867 views 4.8 stars (14 votes) No comments yet •Muscle Growth•Increased Libido•Age Progression•Hair Growth/Getting Hairy•Age Difference•Nonconsensual change•Metabods 25 •M/M

Twisted fates by BRK A bored chaos god decides to play a little prank on two urbex buddies wandering through his former home. 5,003 words Added Apr 2022 11k views 4.8 stars (15 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Multi-abs•Replication•Straight to Gay•Muscle Growth•Stretchy•Increased Libido•Getting Handsomer•Gradual Change•Transformation•Getting Taller•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Retcon•Suggestion•Selfcest•Nonconsensual change•Supernatural•Invisibility•Complete •M/M•M/M/M

U 5

Uncle C by Portowulf Charles finds a trinket at a small store in the city that brings unexpected changes. 3,028 words Added Jun 2020 9,342 views 4.8 stars (4 votes) No comments yet •Cock Growth•Straight to Gay•Muscle Growth•Increased Libido•Size Increase•Age Progression•Age Regression•Age Difference•First Time/Virgin•Incest •M/M

Unequal exchange by Fallon Ives Jacob gets more (and less) than he bargained for when a late-night hookup with a guy from out of town takes a turn for the strange. No part of him will ever be the same. 9 parts 21k words Added Nov 2021 Updated 12 Feb 2022 38k views 4.6 stars (16 votes) No comments yet •Cock Growth•Cut to Uncut•Cock Shrinking•Cock Theft•Huge Balls•Huge Cock•Hyper Cum•Muscle Worship•Man Scent•Belly Growth•Increased Libido•Gradual Change•Transformation•Getting Taller•Plausible Size Difference•Size Decrease•Size Increase•Getting Fatter•Tongue Growth•Dom/Sub•Humiliation•Nonconsensual change•Sex-Slave•Supernatural •M/M•M/M/M

An unexpected inflation by UberPump A college athlete named Keith and his friends discover what it feels like to enlarge their cock and balls with the mysterious device Keith ordered off the dark web. When things go awry, however, their packages get huge. Keith and his friends go on a massive journey of cock growth, bloated balls, and near exploding junk as they inflate their man parts to their absolute limit. 41 parts 99k words (#24) Added Apr 2020 Updated 10 Jun 2023 141k views 4.9 stars (66 votes) No comments yet •Cock Growth•Cock Pumping•Cockfucking•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Cum inflation•Cum Milking•Hyper Cum•Public Orgasm•Addiction•Straight to Gay•Hyper Muscle•Pec Fucking•Immobility•Muscle Growth•Muscle/Strength•Public Nudity•Increased Libido•Breast Expansion•Getting Handsomer•Voice Deepening•Getting Taller•Forced Growth•Size Increase•Inflation•App•Nanotech•Incest•Brothers•Bisexual•Hetero Sex•Nonconsensual change•Bodily Fluids•Dildos/Toys•Infectious •M/M•M/M/M•M/M/F

The universal lexicographer by BRK Agent Aaron Levesque is annoyed. His latest case is obviously a joke, and his next interview is with a man accused of altering someone’s existence just by telling them their middle name was not what they thought it was. 2 parts 5,846 words Added Jul 2023 2,668 views 4.8 stars (8 votes) No comments yet •Cock Growth•Multicock•Multiarm•Multilimb•Increased Libido•Retcon•Nonconsensual change •M/M

The universe of Babbel by brazboy In an endless universe, everything that could ever happen must be happening somewhere, even events that are so unlikely as to be almost impossible. In one of billions of worlds that are exactly or almost exactly like ours, Ricardo was hit by one of those black swarm events, which changed him forever. 2,354 words Added Mar 2023 6,149 views 4.7 stars (7 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Muscle Growth•Public Nudity•Increased Libido•Transformation•Giants•Size Increase•Destruction/Violence•Complete •M

V 1

The Vale by CockTFBoi When Kurt inherits a remote mansion from his uncle, he decides to spend the summer there with his friends. Andy and Oliver join him at the start of the summer to explore the house, but the place is surrounded by a huge valley located deep in the wilderness far from civilization. As strange events begin to unfold, the trio must figure out what is happening to them. 5 parts 34k words Added May 2023 Updated 30 Sep 2023 26k views 4.9 stars (17 votes) No comments yet •Always Hard•Cock Growth•Cut to Uncut•Cock Shrinking•Cock Theft•Cockless•Huge Balls•Ball Growth•Human to Cock•Cum inflation•Cum Milking•Always Cumming•Hyper Cum•Boytaur•Four Legs•Butch-to-Fem•Muscle Growth•Always Shirtless•Public Nudity•Pointy Ears•Voluptuous Men•Butt Growth•Increased Libido•Gradual Change•Transformation•Size Decrease•Human to Inanimate•Hairless•Getting Fatter•Cock Cage•Dom/Sub•Nonconsensual sex•Restraints•Dildos/Toys•Anthro/Furry•Orcs•Werewolves •M•M/M•M/M/M•M/M/M/...

W 8

Wedding swap by squatch Another wedding alone, until you employ a service that makes it interesting. 2 parts 5,013 words Added Nov 2021 Updated 13 Nov 2021 11k views 5.0 stars (8 votes) No comments yet •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Increased Libido•Getting Handsomer•Getting Taller•Plausible Size Difference•Size Increase•Retcon•Bisexual•Hetero Sex•Body Swap•Shared Body •M/M•M/F

Weho adventure by FanTCMan The only thing hotter than seeing the amazing bodybuilder Steve Reilly was the possibility of catching his eye. 11k words Added Feb 2003 17k views 4.7 stars (13 votes) No comments yet •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Increased Libido•Getting Handsomer•Getting Taller•Size Increase•Hair Growth/Getting Hairy

Welcome to Starcocks! by TheFreezingBox Just a visit to my favorite coffee shop Starcocks on an average day like any other. 4,862 words Added Jul 2023 4,247 views 4.4 stars (7 votes) No comments yet •Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Public Nudity•Man Scent•Increased Libido•Retcon•Bodily Fluids•Hyper Pheromones •M•M/M

What happened by Dream Big When Daniel meets up after college graduation with his high school friends Chris and Jane for a beach vacation, it turns out Chris has some important news: first, he’s into both of them, and second, he’s got access to his family’s secret body transformation serum, and he’s willing to share. 2 parts 8,209 words Added Nov 2019 9,917 views 5.0 stars (7 votes) No comments yet •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Increased Libido•Transformation•Bisexual

When Evan started growing by JuicyJ It’s a regular day at work for college senior Clint when all of a sudden a cute co-worker of his starts acting strange.