Hyper Muscle

• A.I. by Corwin  [  ]  Tim’s homemade A.I. software decides to help him get huge.  •Huge Cock •Cum Milking •Addiction •Hyper Muscle •Muscle Growth •Muscle/Strength •Muscle Worship •Gradual Change •Plausible Size Difference •Size Increase •A.I.-Controlled Change •Destruction/Violence •Restraints •Androids/Cyborgs •Complete •M/M  Added Dec 2013 11 parts 30,556 words 68,793 views 4.8 stars (41 votes)
• Above average by Ziel  [  ]  Alan starts out as just your average college boy. Then a strange, magical artifact comes into his life, and he starts becoming bigger… almost remembering the ways things were, when his muscles and cock weren’t, with each orgasm, more and more above average. As the effects spread, Alan knows he must understand what’s happing to him and his friends—and also that he must be the biggest, most muscular, most hypercocked stud of all.  •Cock Growth •Ball Growth •Huge Cock •Hyper Cock •Hyper Cum •Public Orgasm •Hyper Muscle •Muscle Growth •Muscle/Strength •Public Nudity •Butt Growth •Retcon •M/M •M/M/M •M/M/M/...  Added Apr 2013 Updated Dec 2018 28 parts 130,435 words 264,048 views 4.6 stars (104 votes)
• The acolytes by Richard Jasper  [  ]  It all started with an arm-wrestling contest. Blond surfer god Mike Schnelling, 5’10”, 175 lbs., wanted to take me on. Which was fine but I had 50 lbs. on him, all muscle. We never could have imagined how it would all turn out!  •Cock Growth •Huge Cock •Hyper Cock •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle/Strength •Getting Taller •Size Increase •Getting Hairy  Added Aug 2020 7 parts 8,050 words 19,779 views 4.5 stars (11 votes)
• Ad man by FanTCMan  [  ]  Powerful ad exec Tucker needs the help of one of his reps, an amateur bodybuilder named Larry, to break into the sports and fitness market. Larry takes the initiative and offers to help a potential client test their new supplement, and the results aren't what Tucker or Larry expect.  •Cock Growth •Huge Cock •Hyper Cock •Hyper Cum •Straight to Gay •Hyper Muscle •Muscle Growth •Muscle/Strength •Getting Hairy •Nonconsensual change •Infectious •M/M  Added Dec 2003 8,642 words 81,252 views 5.0 stars (52 votes)
• An airplane parasite by SomeMuscleGuy  [  ]  After bumping into the wrong person at the airport, Michael is infected with a parasite that was on its way to be destroyed. This parasite only has one goal in mind: Growth. Massive Growth.  •Cock Growth •Ball Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Multi-abs •Hyper Muscle •Hyper Strength •Immobility •Muscle Growth •Butt Growth •Foot Growth •Transformation •Voice Deepening •Getting Taller •Giants •Size Increase •Destruction/Violence •Nonconsensual change •Infectious •Aliens •Symbiotes •M  Added Oct 2022 4,977 words 18,232 views 4.7 stars (26 votes)
• Alex in Wonderland by Anarchy A  [  ]  Alex follows mysterious man into a forest, and quickly finds himself in a strange new world, deep below the ground.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Hyper Muscle •Muscle Growth •Muscle/Strength •Size Decrease •Size Increase •M/M  Added Jan 2016 Updated Apr 2017 3 parts 6,184 words 44,614 views 4.4 stars (43 votes)
• All good things by Anon Amon  [  ]  After the discovery of an ancient artifact, life is changed forever for a group of college students who have bigger things to worry about than getting ready to start classes.  •Cock Growth •Cockfucking •Huge Balls •Huge Cock •Hyper Cock •Cum inflation •Hyper Cum •Nipple Emissions •Straight to Gay •Hyper Muscle •Hyper Strength •Immobility •Muscle Growth •Muscle/Strength •Giants •Size Increase •Incest •Brothers •Twins •Infectious •Complete •M/M •M/M/M  Added Feb 2017 Updated Oct 2022 111 parts 131,752 words 205,628 views 4.6 stars (144 votes)
• Andro-Gro anonymous by LucaWLee  [  ]  Fresh out of cryosleep in the post-apocalyptic Southwest, Phoenix journeys with a hulking Kassian and a wolfish Fynn in search of an irresistible growth-inducing drug.  •Cock Growth •Huge Cock •Hyper Cock •Cum Milking •Hyper Cum •Hyper Muscle •Muscle Growth •Muscle/Strength •Set in the Future •M/M  Added Jan 2023 3 parts 6,673 words 3,754 views 5.0 stars (7 votes)
• Ascension by Ziel  [  ]  Zach awakens to find himself strapped to a table in a strange place with only a robotic voice for company. There’s a lot of questions on his mind, but none more important than what is this “ascension” the voice is talking about?  •Cock Growth •Huge Cock •Hyper Cock •Cum Milking •Hyper Cum •Hyper Muscle •Immobility •Muscle Growth •Muscle/Strength •Restraints •Complete •M  Added Aug 2021 3,800 words 11,379 views 5.0 stars (13 votes)
• Ascension Escape Games by SomeMuscleGuy  [  ]  Welcome to Ascension Escape Games where you have two hours to escape the largest Escape Room in the world—alone! But be careful, if you aren’t quick enough, you may just grow too large before you can find a way out.  •Cock Growth •Huge Balls •Ball Growth •Huge Cock •Hyper Cock •Hyper Cum •Multi-abs •Hyper Muscle •Hyper Strength •Immobility •Muscle Growth •Butt Growth •Foot Growth •Transformation •Voice Deepening •Getting Taller •Giants •Size Increase •Destruction/Violence •Nonconsensual change •M  Added Oct 2022 6,147 words 9,121 views 4.8 stars (15 votes)

• Beauty is in the eye of the beholder by Transformheaven  [  ]  Nerdy Andrew has a crush on a cheerleading bimbo. He gains an app that allows him to make changes to his body. How will this end?  •Cock Growth •Huge Cock •Hyper Cock •Getting Dumber •Straight to Gay •Hyper Muscle •Muscle Growth •Getting Taller •App •Retcon •Misogyny •M/M  Added May 2022 5,327 words 10,385 views 4.0 stars (9 votes)
• Beyond Olympia by Richard Jasper  [  ]  What happens when you're so freaking big the other Olympia competitors howl “unfair, unfair”?!  •Hyper Muscle •Muscle Growth •Muscle/Strength  Added Feb 2020 1,540 words 6,915 views 3.8 stars (5 votes)
• Big men on campus by Aardvark and Cris Kane  [  ]  The Alpha Alpha Alpha fraternity recruits a prospective pledge who will need a few adjustments to fit in.  •Hyper Muscle •Muscle Growth •Muscle/Strength •Getting Handsomer •Size Increase •Destruction/Violence  Added Oct 2014 22,377 words 30,399 views 4.6 stars (16 votes)
• Birching by LucaWLee  [  ]  After hearing about the tale of the Krampus in the Swiss Alps, a young man heads off the beaten trail.  •Hyper Cum •Hyper Muscle •Muscle Growth •Christmas •M/M  Added Dec 2022 1,569 words 3,076 views
• Bloodpact by Michverdun  [  ]  Ash has been on the run for a while, with no end in sight. After finally finding a place to stay and meeting a man named Wyatt, Ash finds the answer to Wyatt’s problems: his own blood.  •Hyper Muscle •Muscle Growth •Muscle Worship •Destruction/Violence •Blood •Demons •Supernatural •Complete •Alcohol •M/M  Added Feb 2023 4 parts 20,646 words 6,629 views 4.9 stars (28 votes)
• 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.  •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 •Getting Hairy •Hyper Tongue •Tongue Growth •Mouthcock •Tailcock •Plants •Anthro/Furry •Dragons •Werewolves •Supernatural •Halloween •M/M/M  Added Oct 2021 7,196 words 14,542 views 4.8 stars (11 votes)
• The boarder by Mikeytron  [  ]  Atticus’s family has decided to rent the spare bedroom in their house. The new boarder turns out to be the sexiest hunk Atticus has ever seen. His life is about to change in a big way. A slow-boil coming-of-age muscle-growth romance set in the My Best Friend’s Muscles universe.  •Huge Cock •Hyper Muscle •Immobility •Muscle Growth •Muscle Gut •Muscle/Strength •Muscle Worship •Man Scent •Belly Growth •Feeding •Getting Handsomer •Gradual Change •Voice Deepening •Plausible Size Difference •Christmas •Thanksgiving •Valentine's Day •Alcohol •Series •M/M •M/M/M •M/M/M/...  Added Feb 2023 Updated Jun 2023 13 parts 63,243 words 34,615 views 4.9 stars (99 votes)
• The bodyguards by MaxMorphs  [  ]  Two already huge and beautiful brothers apply for a job guarding a man who might be able to help them get even bigger.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Nipcocks •Hyper Cum •Nipple Emissions •Multicock •Hyper Muscle •Muscle Growth •Muscle Gut •Muscle/Strength •Belly Growth •Gradual Change •Plausible Size Difference •Size Increase •Inflation •Incest •Brothers •Twins •M/M •M/M/M  Added Apr 2021 Updated Aug 2021 9 parts 22,376 words 43,029 views 4.8 stars (46 votes)
• The book of desires by SomeMuscleGuy  [  ]  After stealing a corrupted book at the gym, Michael is left growing uncontrollably by a Symbiotic Demon that only wants to swell its victims with the most size possible. But even the demon underestimates just how gigantic Michael wants to become.  •Cock Growth •Huge Balls •Ball Growth •Huge Cock •Hyper Cock •Hyper Cum •Public Orgasm •Multi-abs •Addiction •Hyper Muscle •Hyper Strength •Immobility •Muscle Growth •Muscle Worship •Public Nudity •Butt Growth •Foot Growth •Transformation •Voice Deepening •Getting Taller •Giants •Size Increase •Destruction/Violence •Nonconsensual change •Infectious •Aliens •Symbiotes •Complete •Stories with Images •M  Added Dec 2022 7,676 words 12,573 views 4.9 stars (8 votes)
• Boosted by West  [  ]  Phil has a clumsy moment, and suddenly the school’s Augmented Reality room ends up being so much more.  •Cock Growth •Huge Cock •Hyper Cock •Hyper Cum •Multi-abs •Hyper Muscle •Muscle Growth •Muscle/Strength •Getting Handsomer •Getting Taller •Plausible Size Difference •Size Increase •Tongue Growth •A.I.-Controlled Change •App •Incest •Brothers •Infectious •Complete  Added Aug 2021 Updated Sep 2021 3 parts 5,429 words 14,478 views 4.6 stars (19 votes)
• The breakthrough by Gigantic Mr.B  [  ]  One lapse in concentration sets off an unstoppable chain of events for an 18-year-old lab intern, Ben.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cum •Hyper Muscle •Hyper Strength •Muscle Growth •Butt Growth •Gradual Change •Getting Taller •Size Increase •Infectious •M/M  Added Apr 2022 Updated Sep 2022 5 parts 18,273 words 26,868 views 4.8 stars (38 votes)
• Brute growth by Zhu and YungFrancis  [  ]  Having outgrown his previous digs, giant muscle freak Mute commissions a bigger house from fellow freak and architect Zhu. Zhu and his assistant Dohn join him for a meal, and they’re already turned on by each other’s crazy size even before they share some very special cigars.  •Huge Balls •Huge Cock •Hyper Cock •Hyper Muscle •Immobility •Muscle Growth •Muscle/Strength •Giants •Plausible Size Difference •Size Increase •Tongue Growth •Tobacco  Added Dec 2018 2 parts 8,446 words 13,870 views 3.8 stars (5 votes)
• Bull brothers by brazboy  [  ]  Caio and André live together in their family farm, burdened by the loans inherited from their parents. Caio supports both of them selling his milk, but his younger brother still wants to contribute, even if he has to do it behind his elder’s back.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Cum Milking •Hyper Cum •Nipple Emissions •Hyper Muscle •Muscle Breast •Muscle Growth •Incest •Brothers •M/M  Added Nov 2021 3 parts 11,985 words 13,933 views 4.8 stars (10 votes)

• Canticle of the Fair King by brazboy  [  ]  A fable showing the immense wisdom of the Fair King, as he is challenged by a vile noble with a riddle which apparently has no right answers.   •Hyper Cock •Hyper Cum •Nipple Emissions •Hyper Muscle •Muscle Breast •Incest •Brothers •Twins •Restraints •Fantasy Realm •M/M •M/M/M  Added Sep 2022 6,693 words 2,543 views
• 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.  •Always Hard •Ball Growth •Huge Balls •Huge Cock •Hyper Cock •Self-suck •Hyper Cum •Multi-abs •Addiction •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle Worship •Butt Growth •Increased Libido •Foot Growth •Transformation •Voice Deepening •Getting Taller •Forced Growth •Plausible Size Difference •Size Increase •Getting Hairy •Dom/Sub •Nonconsensual change •Restraints •Absorption •Complete •M/M  Added Jan 2023 8,219 words 9,698 views 4.3 stars (9 votes)
• 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…  •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  Added Nov 2021 3 parts 9,726 words 11,015 views 4.4 stars (13 votes)
• The Champion by Mikeytron  [  ]  A twist on the “be careful what you wish for” formula, regarding the history of an implausibly huge Mr. Olympia champion.  •Hyper Muscle •Muscle Growth •Muscle/Strength •Demons •Supernatural •Complete  Added May 2021 2 parts 10,261 words 12,444 views 4.8 stars (38 votes)
• Changing fortunes by MuscleAndBulge  [  ]  Mark is seeking help with a relationship that has lost its spark. He is pointed in the direction of a fortune teller who has some extra skills that help Mark and Erik rekindle their love life.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Hyper Muscle •Hyper Strength •Immobility •Muscle Growth •Muscle/Strength •Muscle Worship •Lycra/Spandex •M/M  Added Jun 2021 Updated Jul 2021 2 parts 6,137 words 12,902 views 4.9 stars (17 votes)
• 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…  •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  Added Mar 2022 Updated Apr 2022 2 parts 8,935 words 11,946 views 4.6 stars (8 votes)
• Chest cologne by Musclesaber  [  ]  When Jacob is worried about his Valentine’s Day date with the biggest and hottest guy at the gym, he gets some help from his friend Sam for his little problem.  •Cum inflation •Hyper Muscle •Pec Fucking •Muscle Growth •Inflation •Destruction/Violence •Valentine's Day •M/M  Added Feb 2022 3 parts 7,198 words 9,270 views 4.6 stars (8 votes)
• 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.  •Always Hard •Cock Growth •Huge Balls •Ball Growth •Huge Cock •Hyper Cock •Public Orgasm •Addiction •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle/Strength •Muscle Worship •Public Nudity •Transformation •Getting Taller •Giants •Size Increase •Destruction/Violence •M/M  Added May 2023 3 parts 8,414 words 33,836 views 4.8 stars (22 votes)
• 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.  •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  Added Feb 2023 6,540 words 9,503 views 4.3 stars (8 votes)
• 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.  •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 •Getting Hairy •Nonconsensual change •Rubber/Latex •Infectious •Complete •M  Added Mar 2023 10,572 words 9,557 views 4.7 stars (16 votes)
• The cursed ride by SomeMuscleGuy  [  ]  When Kalos is overcome with a sudden surge of growth on his motorcycle ride with Epsilon, he must get to the city before he becomes too big.  •Always Hard •Cock Growth •Ball Growth •Huge Balls •Huge Cock •Hyper Cock •Self-suck •Hyper Cum •Multi-abs •Addiction •Hyper Muscle •Hyper Strength •Immobility •Muscle Growth •Muscle/Strength •Muscle Worship •Public Nudity •Getting Handsomer •Gradual Change •Transformation •Voice Deepening •Getting Taller •Forced Growth •Size Increase •Destruction/Violence •Dom/Sub •Nonconsensual change •Complete •M/M  Added Feb 2023 8,330 words 6,618 views 4.4 stars (7 votes)

• Doubling device by Musclesaber  [  ]  Max is in for a surprise when Luke gets ahold of a device that can double anything about a person.  •Cock Growth •Huge Cock •Hyper Cock •Hyper Muscle •Immobility •Muscle Growth •Public Nudity •Butt Growth •Getting Taller •Giants •Size Increase •M/M  Added May 2022 2 parts 5,481 words 12,163 views 4.8 stars (17 votes)
• Dude! I thought I was straight! by Richard Jasper  [  ]  Trent Bozeman, a senior, is king of his high school, hoping his next score will be Miss Titmuss, the drop-dead gorgeous Latin 1 teacher. Then he walks in!  •Huge Cock •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle/Strength  Added Apr 2020 2,999 words 7,459 views 3.3 stars (11 votes)

• 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.  •Cock Growth •Ball Growth •Huge Balls •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  Added Feb 2023 11,406 words 6,322 views 4.1 stars (10 votes)

• A fucking god by Jerkoffcentral  [  ]  A teenager is both exasperated and incredibly turned on by how his body and everything about it seems to be getting freakier and freakier.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cum •Hyper Muscle •Muscle Growth •Muscle/Strength •Incest •Brothers  Added Mar 2019 Updated Jun 2020 2 parts 5,278 words 35,056 views 4.5 stars (18 votes)
• Full potential by muscl4life and Redkage  [  ]  Coach Tanner hears about a young man named Corey who can lift more than is humanly possible. Fascinated, he tracks Corey down—only to discover he’s the last person he would have guessed.  •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle/Strength •Size Increase •M/t •NS  Added Mar 2016 2 parts 10,951 words 18,998 views 4.7 stars (13 votes)

• Gene hack by Mikeytron  [  ]  New gene therapies allow bodybuilders to grow larger than ever before. But beware if you opt for a cut-rate procedure instead.  •Hyper Muscle •Pec Fucking •Immobility •Muscle Growth •Muscle Gut •Muscle/Strength •Gradual Change •Blood •Halloween •Complete •M/M  Added Oct 2022 4,337 words 6,245 views 5.0 stars (20 votes)
• Grow gravity by Unknown  [  ]  A recipient of wish-granted morphing abilities decides to see how far he can go changing his buddy Dave.  •Cock Growth •Hyper Cock •Addiction •Hyper Muscle •Muscle Growth •Muscle/Strength •Giants •Size Increase •Immortality •M/M  Added Aug 2003 3,249 words 30,131 views 4.3 stars (12 votes)
• Growing together by YungFrancis  [  ]  Sammy’s one of a whole group of massive muscle freaks who spend all their time working out and dealing with being huge. He’s already too big for doorways, his husband, Tommy, is even bigger, and they want to keep growing.  •Cock Growth •Huge Cock •Hyper Cock •Hyper Muscle •Immobility •Muscle Breast •Muscle Growth •Muscle/Strength •Plausible Size Difference •Size Increase •M/M  Added Dec 2018 2 parts 6,563 words 16,471 views 4.7 stars (7 votes)
• The growth race by SomeMuscleGuy  [  ]  John is left growing uncontrollably as he races to be the first person to finish the race, but he may be too large before he reaches the finish.  •Cock Growth •Huge Cock •Hyper Cock •Hyper Cum •Hyper Muscle •Hyper Strength •Immobility •Muscle Growth •Muscle/Strength •Public Nudity •Butt Growth •Transformation •Voice Deepening •Getting Taller •Giants •Size Increase •Nonconsensual change •M  Added Aug 2022 3,701 words 10,058 views 4.8 stars (11 votes)
• Gym maniac over his head by MuscularEmperor  [  ]  Alexander discovers that the sweat and sperm of bodybuilders affects his own body, which begins a dangerous and destructive obsession.  •Cock Growth •Huge Cock •Hyper Cock •Hyper Muscle •Muscle Growth •Muscle/Strength •Size Increase •Destruction/Violence •Nonconsensual change •Rape •Infectious  Added Jan 2020 3,322 words 13,914 views 3.6 stars (17 votes)

• Hard5 by BRK  [  ]  Just before his debut as a replacement performer in an up-and-coming boy band, Ian discovers they have a strange backstage ritual with some very unexpected effects.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Nipcocks •Multihead •Multiarm •Multipec •Stacking •Hyper Muscle •Muscle Growth •Muscle/Strength •Transformation •Getting Hairy •Complete •NS  Added Jun 2021 4,124 words 6,465 views 4.6 stars (7 votes)
• The heart is a muscle by Mikeytron  [  ]  A muscle growth bildungsroman: shy small nerd meets his college roommate, who’s friendly, confident, and fucking huge. Growth occurs, both emotional and physical, over the course of their first year together.  •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle Gut •Muscle/Strength •Gradual Change •Plausible Size Difference •Complete •M/M  Added Jun 2021 Updated Jul 2021 6 parts 38,553 words 27,568 views 4.9 stars (65 votes)
• High performance by brazboy  [  ]  If being an athlete isn’t easy, imagine being the absolute best? Representing your country at the highest levels? That is Juninho’s challenge at most classic final of the world’s most popular’s sport most important competition: the Cockfighting World Cup.  •Hyper Cock •Hyper Cum •Nipple Emissions •Public Orgasm •Hyper Muscle •Immobility •Muscle/Strength •Public Nudity •Complete •M/M •M/M/M/...  Added Apr 2023 4,525 words 2,794 views
• The house by Writ Bro  [  ]  When Harry gets an inheritance he could have never dreamed of, he quickly realises his life is about to change. But the true extent of the changes will truly blow his mind.  •Straight to Gay •Hyper Muscle •Muscle Growth •Muscle/Strength •Transformation •Size Increase •M  Added Jan 2023 2 parts 8,076 words 4,572 views 4.9 stars (12 votes)
• The hulk pill by JayPat  [  ]  The only thing weirder than your buddy Boz offering you a “hulk pill” would be for it to actually work.  •Cock Growth •Huge Cock •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle/Strength •Size Increase •Nanotech •Destruction/Violence •Infectious •Complete •t/t  Added Oct 2012 5 parts 29,485 words 91,297 views 4.7 stars (29 votes)
• 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...  •Hyper Cum •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle/Strength •Increased Libido •Voice Deepening •Size Increase •Nanotech •Destruction/Violence •Infectious •Series •t/t  Added Jan 2023 Updated Feb 2023 6 parts 23,223 words 7,374 views 4.8 stars (6 votes)
• Hypno muscle: jock dreams by Douglas Benjamin  [  ]  Toby and Liam have picked up a hypnotic audio tape that promises to grow their muscles. When they fall asleep to the hypnotic induction, they have a dream that seems all too real: Suddenly, they have to power to transform each other into big-muscled meatheads, flexing and posing for each other and talking like dumb jocks. Even more transformation is possible, but there is a catch.  •Getting Dumber •Hyper Muscle •Muscle Growth •Muscle Theft •Muscle/Strength •Man Scent •Transformation •Getting Taller •Size Decrease •Size Increase •Human to Inanimate •Suggestion •Orcs •Hypnosis •Mind Control •M/M  Added Jul 2019 4,333 words 19,577 views

• I want what I want by NCGazza  [  ]  Multitrillionaire Benjamin Kind has Professor Grant Jennings create a DNA altering nanobite to give him the body he’s always wanted.  •Cock Growth •Cut to Uncut •Huge Balls •Huge Cock •Hyper Muscle •Muscle Growth •Muscle/Strength •Getting Taller •Giants •Plausible Size Difference •Size Increase •Nanotech •Destruction/Violence •Complete •M/M  Added Mar 2019 Updated Oct 2022 3 parts 15,873 words 29,875 views 4.7 stars (24 votes)
• Incubus by CentaurQuinn  [  ]  Ken discovers his friend with benefits is more than he seems, and might be a solution to a problem at work.  •Cock Growth •Wings •Hyper Muscle •Muscle Growth •Transformation •Getting Taller •Inflation •Infectious •Incubus/Succubus •Supernatural •Immortality •Shapeshifting •M/M  Added Oct 2020 2,534 words 10,906 views 4.8 stars (30 votes)
• Irresistible immobility by SomeMuscleGuy and BawlzyS  [  ]  James awakens to find himself strapped to a table in an ominous room with a masked, muscular man who has more than enough candy to share. This candy has some massive side effects, whether James wants it or not.  •Always Hard •Cock Growth •Huge Cock •Hyper Cock •Hyper Cum •Multi-abs •Addiction •Hyper Muscle •Hyper Strength •Immobility •Muscle Growth •Muscle Worship •Transformation •Voice Deepening •Getting Taller •Giants •Forced Growth •Size Increase •Destruction/Violence •Nonconsensual change •Restraints •Halloween •Complete •Stories with Images •M/M  Added Oct 2022 7,662 words 11,647 views 4.9 stars (13 votes)
• It does a body good by screamingmoist  [  ]  An EMT is exposed to a strange chemical and sucked into a world he never knew existed.  •Cock Growth •Cum Milking •Hyper Muscle •Muscle Growth •Transformation •Getting Hairy •M/M  Added Oct 2021 3,972 words 8,932 views 4.7 stars (10 votes)
• It's never enough by K. Theeunknown  [  ]  All Trent wants is companionship, until his inner size queen takes him down a deep rabbit hole. Will he ever be able to clean up the nearly uncontrollable mess he’s made?  •Cock Growth •Huge Balls •Ball Growth •Huge Cock •Hyper Cock •Cum inflation •Hyper Cum •Nipple Emissions •Addiction •Straight to Gay •Hyper Muscle •Hyper Strength •Immobility •Muscle Growth •Muscle Gut •Butt Growth •Getting Taller •Forced Growth •Size Decrease •Size Increase •Hyper Anus •M/M  Added Jan 2023 Updated Mar 2023 3 parts 6,734 words 18,242 views 4.8 stars (31 votes)

• Jizzer by Ziel  [  ]  Ethan drags his roommate Walt off to the woods on the outskirts of town to search for their mutual friend.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Hyper Muscle •Immobility •Muscle Growth •Muscle/Strength •Giants •Size Increase •Infectious •Horror •M/M  Added Oct 2021 2,426 words 10,029 views 4.3 stars (9 votes)
• Jock bros by John Perrot  [  ]  Derek convinces his friend Matt to get ‘jocked up’. They never imagined the growth that would follow…  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Hyper Muscle •Muscle Growth •Muscle/Strength •Belly Growth •Gradual Change •Getting Taller •Plausible Size Difference •Size Increase •Getting Hairy •Complete  Added Feb 2021 4,818 words 25,589 views 4.7 stars (39 votes)
• 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…  •Cock Growth •Hyper Cum •Public Orgasm •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle/Strength •Muscle Worship •Increased Libido •App •Lycra/Spandex •Superhero/Supervillain •Series •M/M  Added Sep 2021 Updated Jun 2023 4 parts 27,440 words 15,992 views 4.5 stars (15 votes)

• 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.  •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/...  Added Sep 2021 7,703 words 10,483 views 4.5 stars (6 votes)
• Keeping curses by Michverdun  [  ]  One day, Samael gets a strange request from a cursed customer.  •Huge Cock •Hyper Cock •Hyper Cum •Hyper Muscle •Immobility •Muscle Growth •Nonconsensual change •Urban Fantasy •Supernatural •M/M  Added Sep 2022 7,798 words 6,171 views 4.6 stars (17 votes)

• 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.   •Always Hard •Cock Growth •Ball Growth •Huge Balls •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  Added Jan 2023 2 parts 6,908 words 8,480 views 4.3 stars (7 votes)
• Loading... by Ziel  [  ]  Russel is feeling embarrassingly puny his first day trying to work out at the gym, but with a little determination, a few simple exercises, and his friend’s gag gift—a “Loading muscles…” workout tank and an “Enhance” brand jock strap to go with it—things start to turn around pretty rapidly.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Muscle •Immobility •Muscle Growth •Muscle/Strength •M/M/M  Added Feb 2019 7,139 words 21,229 views 4.6 stars (20 votes)
• The lucky accident by MaxMorphs  [  ]  An accident at the skate park leads to a treatment for Luke’s balls that not only heals them but starts them growing, and pretty soon it’s not just his balls that are bigger.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Hyper Muscle •Muscle Growth •Muscle/Strength •Giants •Size Increase •Getting Hairy  Added Sep 2019 7,269 words 34,032 views 4.6 stars (12 votes)

• Male scent by Frank Easky  [  ]  Apprentice magician Sean’s potion exceeds his expectations, causing his personal musk to spread muscle growth to those who smell it.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Hyper Muscle •Muscle Growth •Muscle/Strength •Man Scent •Getting Taller •Giants •Size Increase •Age Regression •Getting Hairy •Incest •Brothers •Twins •Hyper Pheromones •Infectious  Added Jul 2002 2 parts 13,564 words 58,419 views 4.1 stars (16 votes)
• Megabot, Pinto Roxo, and the Inventor’s superweapon by brazboy  [  ]  Megabot faces the muscle-serum-crazed Inventor—but the real challenge is figuring out how to deal with the villain’s secret superweapon.  •Huge Cock •Hyper Muscle •Hyper Strength •Immobility •Muscle Growth •Size Increase •Nanotech •Androids/Cyborgs •Superhero/Supervillain •Series •M/M  Added Aug 2022 3,175 words 2,628 views
• Meta massage therapy by M.M.69  [  ]  A mysterious new massage parlor opened in town, and brothers Jared and Jason have VIP passes. What makes this place so special?  •Always Hard •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Multicock •Multihead •Boytaur •Four Legs •Multiarm •Multileg •Multilimb •Multipec •Multitorso •Replication •Straight to Gay •Hyper Muscle •Hyper Strength •Muscle Growth •Butt Growth •Getting Handsomer •Getting Taller •Plausible Size Difference •Size Increase •Retcon •Suggestion •Age Difference •Incest •Brothers •Father/Son •Dom/Sub •M/M  Added Nov 2021 Updated Jan 2022 3 parts 14,933 words 11,009 views 5.0 stars (15 votes)
• Molten wings by Mikeytron  [  ]  The old world is dying, and the new world struggles to be born; now is the time of monsters.  •Cock Growth •Huge Cock •Hyper Cock •Other Mental Changes •Hyper Muscle •Muscle Growth •Muscle/Strength •Gradual Change •Nonconsensual change •Rape •Demons •Supernatural •Mind Control •Complete •M/M  Added Jun 2022 9,388 words 7,317 views 4.8 stars (63 votes)
• Muscle Mice From Mars by Mr. Mouse  [  ]  This is the story of a certain group of anthro alien biker mice and how they went from sexy, strong, and buff to hyper masculine and super strong with a little unintentional help from some old enemies.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cum •Hyper Muscle •Muscle Growth •Muscle/Strength •Size Increase •Destruction/Violence •Restraints •Aliens •Anthro/Furry  Added Oct 2019 2 parts 3,260 words 5,762 views
• My best friend’s muscles by Mikeytron  [  ]  A group of horny gay researchers develop a new compound that allows unprecedented muscle growth.  •Hyper Muscle •Muscle Growth •Muscle Gut •Muscle/Strength •Gradual Change •Complete •Series •M/M  Added Sep 2021 Updated Nov 2021 5 parts 16,668 words 30,428 views 4.8 stars (63 votes)
• My big dummy by MegaMaker  [  ]  After years of no contact from his old friend Mylo, Arlo gets a random text from him asking if he can come over. It seems Mylo has recently come across these pills that enhance your body. At first Arlo doesn't believe him, but he stops by anyway to make sure everything is okay.  •Cock Growth •Ball Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Public Orgasm •Getting Dumber •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle/Strength •Muscle Worship •Public Nudity •Man Scent •Butt Growth •Gradual Change •Getting Taller •Giants •Size Increase •Complete •M/M  Added Feb 2023 6,057 words 8,002 views 4.0 stars (6 votes)
• My brother’s boyfriend by Richard Jasper  [  ]  Hunky, straight Marine Kyle is gobsmacked to find out that his bigger, hotter baby brother has an even bigger, hotter boyfriend!  •Huge Balls •Straight to Gay •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle/Strength •Getting Taller •Size Increase •Incest •Brothers •Hyper Pheromones  Added Feb 2020 5 parts 8,843 words 17,317 views 4.0 stars (11 votes)

• The new job by hyperboi  [  ]  Out-of-work engineer Jake takes a job at an isolated mansion, where he’s overpaid for just guarding a gate and letting through mysterious trucks. He and his coworkers are getting slowly bigger and hornier, too, and all this seems really great except for a certain nagging doubt—and a terrifying warning from the hugest of his fellow guards.  •Always Hard •Cock Growth •Huge Cock •Hyper Cock •Hyper Muscle •Muscle Growth •Muscle/Strength •Gradual Change •Size Increase •Incest •Brothers •M/M  Added Aug 2014 8 parts 20,447 words 36,894 views 4.6 stars (40 votes)
• Nightmare at the Pump House Gym by UberPump  [  ]  A bodybuilder encounters a strange man at the local gym who forces him to experience his deepest desires first-hand. The growth is intoxicating, but there’s a price to pay he doesn’t see coming.  •Cock Growth •Huge Balls •Ball Growth •Huge Cock •Hyper Cock •Cum inflation •Hyper Cum •Hyper Muscle •Pec Fucking •Immobility •Muscle Growth •Muscle/Strength •Forced Growth •Halloween •M •M/F •M/M  Added Oct 2020 Updated Oct 2022 6 parts 22,007 words 32,215 views 4.9 stars (13 votes)
• No limits by Corwin  [  ]  There’s a secret serum that makes you super-muscled and super-strong, but what you do with that—that’s all you.  •Cock Growth •Huge Cock •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle Theft •Muscle/Strength •Muscle Worship  Added Mar 2020 7 parts 21,446 words 22,539 views 4.3 stars (7 votes)

• 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.  •Cock Growth •Ball Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Hyper Muscle •Pec Fucking •Immobility •Muscle Breast •Muscle Gut •Increased Libido •Voice Deepening •Getting Hairy •Complete •Ancient Era •M/M •M/M/M  Added Mar 2023 Updated Apr 2023 3 parts 11,508 words 6,533 views 4.8 stars (13 votes)
• An ogre in Albion by Richard Jasper  [  ]  Rex's satisfying new life as an ogre.  •Cock Growth •Huge Cock •Hyper Cock •Hyper Muscle •Muscle Growth •Muscle/Strength •Size Increase •Demons •Ogres •Fantasy Realm •Series  Added Feb 2020 1,773 words 7,490 views 4.0 stars (7 votes)
• Omniman by Omniman  [  ]  Wild discovers that a non-functioning prototype for a revolutionary machine works after all. He and his roommate decide to have some fun with it, but can they see the limits of their desires?  •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Hyper Muscle •Muscle Growth •Belly Growth •Giants •Size Increase •Inflation •Destruction/Violence •Immortality  Added Jun 2019 2,135 words 14,737 views 3.4 stars (11 votes)
• 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?  •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 •Getting Hairy •Lycra/Spandex •Complete •M/M  Added Mar 2023 Updated May 2023 16 parts 47,887 words 48,229 views 4.9 stars (57 votes)

• 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?  •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  Added Nov 2022 Updated Dec 2022 3 parts 12,646 words 20,848 views 4.7 stars (20 votes)
• The price by Mikeytron  [  ]  Anthony’s husband, Tom, has just turned 40, and is in despair that his body will never become what he wants it to be. Anthony feels powerless to help, until a mysterious entity gives him the opportunity to rewrite Tom’s past– but there is always a price. A dark but hopefully redemptive story about desperation, time travel, and love.  •Cock Growth •Other Mental Changes •Hyper Muscle •Immobility •Muscle Growth •Gradual Change •Retcon •Time Travel •Supernatural •Complete •M/M  Added May 2022 Updated Jun 2022 5 parts 19,044 words 13,044 views 5.0 stars (32 votes)
• Primal supremacy by Mikeytron  [  ]  A sequel to “Primal Attraction.” Ian is a short twink who wants to be a monster. Years in the gym have only given modest results. Then, one fall, things start to change. He’s finally growing, but he’s in denial for some reason as the changes accumulate. Worse, it feels like something is stalking him...   •Hyper Muscle •Muscle Growth •Muscle/Strength •Gradual Change •Human to Animal/Anthro •Getting Hairy •Werewolves •Supernatural •Complete •Series •M/M  Added Dec 2022 5,864 words 3,873 views 4.9 stars (17 votes)
• The prince, the knight, and the dragon by brazboy  [  ]  Years ago a curse was created, connecting the fate of the Northern Empire and that of the Southern Kingdom, but also the fates of the Empire’s first Prince, Alecrias, and that of a Dragon which appeared in the southern mountains and seems to behave in ways that benefit the Southern Kingdom. Can his loyal knight and lover, Sir Oberion, save the Prince from being sacrificed to the Dragon? Can the curse be lifted, and what is its true nature?  •Huge Balls •Huge Cock •Self-suck •Hyper Cum •Multi-abs •Hyper Muscle •Immobility •Muscle Growth •Butt Growth •Getting Taller •Size Increase •Tongue Growth •Fantasy Realm •Shapeshifting •Series •M/M  Added Oct 2021 Updated Nov 2021 8 parts 25,069 words 6,448 views
• Prodigal runner by Michverdun  [  ]  No matter how good a transformation may seem, sometimes you just gotta run from it. A story set in Mikeytron’s “Molten Wings” universe.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Hyper Muscle •Immobility •Muscle Growth •Nonconsensual change •Rape •Supernatural •M/M  Added Jul 2022 11,665 words 5,125 views 4.9 stars (17 votes)
• Purple is transformation by brazboy  [  ]  New Year’s Eve is a day surrounded by superstition, one of the most famous being that the color that you choose to wear is associated with something that is going to happen in the new year. Orange is strength, red is sex, green is hope, and purple… purple is transformation!  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Nipple Emissions •Public Orgasm •Multicock •Straight to Gay •Hyper Muscle •Muscle Growth •Public Nudity •Plausible Size Difference •Retcon •New Year's Eve •Complete •M/M  Added Dec 2022 5,891 words 3,953 views 4.8 stars (6 votes)

• 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.  •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  Added Aug 2022 3,606 words 11,649 views 4.7 stars (26 votes)
• 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.  •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 •Getting Hairy •Shapeshifting •Complete •M/M  Added Jan 2023 3,057 words 6,916 views 4.5 stars (8 votes)
• The red gem by MainAttraction  [  ]  Dan has a red gem that he knows he can use to change himself—and he decides he won’t hold back.  •Cock Growth •Huge Cock •Hyper Cock •Hyper Cum •Hyper Muscle •Muscle Growth •Getting Taller •Plausible Size Difference •Size Increase •M/M  Added Dec 2022 5,579 words 7,705 views 4.7 stars (10 votes)
• Red pills by MaxMorphs  [  ]  A struggling college student and part-time stripper is introduced to Red Pills, which are supposed to be the one dick-growth pills that actually work. He’s skeptical—at first. (Chapters 1-7 revised as of summer 2019.)  •Cock Growth •Huge Cock •Hyper Cock •Addiction •Hyper Muscle •Immobility •Muscle Growth •Muscle Gut •Muscle/Strength •Getting Taller •Plausible Size Difference •Size Increase •Getting Hairy •M/M •M/M/M  Added Jan 2017 Updated Mar 2021 19 parts 53,990 words 54,911 views 4.7 stars (19 votes)
• 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.  •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 •Series •M •M/M •M/M/M •M/M/M/...  Added Jan 2021 Updated Feb 2022 13 parts 70,716 words 35,371 views 4.9 stars (36 votes)
• Retrospective by Richard Jasper  [  ]  Roger Harris has an unusual condition—every year, year in and year out, he is a little bit taller, a little bit more muscular, and quite a bit stronger. What’s not to love? But try it for 20+ years! It makes for a lonely existence until he meets a young man, David, with the same condition!  •Cock Growth •Huge Cock •Hyper Cock •Hyper Muscle •Muscle Growth •Muscle/Strength •Getting Taller •Size Increase  Added Sep 2020 3 parts 2,854 words 6,127 views
• The right settings by RoidTeen  [  ]  Ben finds an app and starts to play with it.   •Cock Growth •Huge Balls •Huge Cock •Hyper Muscle •Muscle Breast •Muscle Growth •App •Retcon •Father/Son •Complete •M/M •M/M/M  Added Mar 2023 2,685 words 6,237 views 4.8 stars (15 votes)

• 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.  •Always Hard •Cock Growth •Ball Growth •Huge Balls •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  Added Feb 2023 8,336 words 6,565 views 4.8 stars (6 votes)
• 600-pound intravenous waddlers by TitMorpher  [  ]  600-pound roid-gutted specimens live on intravenous feedings and waddle onto bodybuilding stages for exhibition. See what goes on at the shows and behind the scenes to keep these men at their circus freak proportions for exhibition and display.  •Hyper Muscle •Muscle Growth •Muscle/Strength  Added Mar 2020 1,643 words 6,275 views 3.7 stars (6 votes)
• Slimed by Dylan Utah  [  ]  Gym rat Dane has an encounter with an alien symbiote, complicating not only his own life but his friends’ as well.  •Addiction •Straight to Gay •Hyper Muscle •Muscle Growth •Muscle/Strength •Nonconsensual change •Aliens •Symbiotes •M/M  Added Oct 2022 5 parts 33,918 words 11,619 views 4.8 stars (16 votes)
• 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?  •Cock Growth •Cut to Uncut •Huge Balls •Huge Cock •Hyper Muscle •Muscle Growth •Increased Libido •Foot Growth •Gradual Change •Transformation •Getting Taller •Giants •Plausible Size Difference •Size Increase •Hairless •Nanotech •Infectious •Set in the Future •Hyper Anus •M/M  Added Feb 2022 6,053 words 7,322 views 5.0 stars (5 votes)
• Soft skin by Michverdun  [  ]  Joseph has spent his entire life looking for answers, and a chance encounter might finally give him some.  •Hyper Muscle •Muscle Growth •Size Increase •Dragons •Urban Fantasy •Complete •M/M  Added Dec 2022 5,291 words 2,248 views 4.8 stars (11 votes)
• The solitary flesh by Mikeytron  [  ]  A pair of space mercenaries are dispatched to a strange alien world to guard the manufacture of a massive quantity of the medical and cosmetic wonderdrug SynthStem, which allows humans to reshape their bodies. In part one, the stage is set and the stakes are raised.  •Huge Cock •Other Mental Changes •Hyper Muscle •Immobility •Muscle Growth •Muscle/Strength •Gradual Change •Merging •Aliens •Space Travel •Complete •Set in the Future •M/M  Added Sep 2022 Updated Oct 2022 4 parts 23,643 words 11,641 views 5.0 stars (73 votes)
• The spectacular growing saga by West  [  ]  A collection of brief stories about guys discovering their dream bodies in various ways.  •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  Added Mar 2022 Updated May 2023 8 parts 12,181 words 13,177 views 4.6 stars (15 votes)
• Spice by Mr. X and Mad Dog  [  ]  In this epic story, the transformative powers of a certain substance are tested by a couple of very horny guys.  •Cock Growth •Huge Cock •Other Mental Changes •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle Theft •Muscle/Strength •Muscle Worship •Man Scent •Foot Growth •Gradual Change •Transformation •Voice Deepening •Getting Taller •Size Increase •Getting Hairy •Age Difference •Incest •Father/Son •Supernatural •Gay Pride •Alcohol  Added Oct 2009 Updated Nov 2019 50 parts 221,027 words 216,732 views 4.3 stars (59 votes)
• Suction cups during Tit Man Competitions by TitMorpher  [  ]  Controversies continue in the world of Super Tit Man bodybuilding, as the muscle breast pecs and nips, and the methods for milking them in and out of competition, become ever bigger and more intense.  •Hyper Muscle •Muscle Breast •Muscle/Strength  Added Feb 2020 4,413 words 5,706 views
• Summer research by spacevlad  [  ]  Dave, an ambitious researcher at a well-known university, hires an eager-to-grow football player to test an experimental growth supplement. The experimental growth supplement works much better than anticipated and Grunt gains over 50 pounds in just a week, though with some troubling side-effects.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Getting Dumber •Other Mental Changes •Straight to Gay •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle Gut •Muscle/Strength •Man Scent •Belly Growth •Getting Taller •Giants •Plausible Size Difference •Size Increase •Getting Hairy •Destruction/Violence •Sex-Slave •Fourth of July •M/M  Added Oct 2017 Updated Dec 2017 12 parts 28,541 words 50,887 views 4.8 stars (28 votes)
• Superman gets big by Richard Jasper  [  ]  Perry White sends Clark Kent off to cover his first bodybuilding contest, prompting interesting developments!  •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle/Strength •Getting Hairy •Superhero/Supervillain  Added Nov 2020 8 parts 9,920 words 8,656 views 4.7 stars (6 votes)
• Superstud and Macromale: The Sword of Justice by brazboy  [  ]  Macromale, your ordinary neighborhood hero, hears a villain called Manhunter wants to steal the Sword of Justice, except no one is aware of what exactly that is.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Self-suck •Hyper Cum •Public Orgasm •Hyper Muscle •Hyper Strength •Muscle Growth •Getting Taller •Plausible Size Difference •Size Increase •Superhero/Supervillain •Series •M/M  Added Jul 2022 Updated Aug 2022 6 parts 25,933 words 9,205 views 4.9 stars (12 votes)
• A swelling hike by Lionel E. Linklander  [  ]  A young man meets and reveals to an old trainer guy about his dream of becoming huge with muscle. The trainer then gives the young man pills that surpass his expectations.  •Cock Growth •Huge Cock •Hyper Cock •Hyper Cum •Hyper Muscle •Immobility •Muscle Growth •Plausible Size Difference •Size Increase •M  Added Dec 2022 2,952 words 5,850 views
• 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?  •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 •Series •M/M  Added Aug 2021 Updated Sep 2021 3 parts 35,039 words 18,548 views 4.8 stars (11 votes)

• 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.  •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 •Getting Hairy •Incest •Brothers •Stories with Images •M/M  Added Jan 2023 3,937 words 7,128 views 4.0 stars (12 votes)
• 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.  •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 •Series •M/M  Added Jun 2022 Updated Jul 2022 2 parts 17,878 words 12,393 views 4.5 stars (20 votes)
• That balloon by RdyRoger  [  ]  Using a magic balloon to blow yourself up bigger is great, but blowing up other people can be even more fun.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cum •Straight to Gay •Hyper Muscle •Muscle Growth •Muscle/Strength •Getting Taller •Size Increase •Age Progression •Getting Hairy •M/M  Added Jul 2019 Updated Aug 2019 4 parts 10,293 words 20,553 views 4.7 stars (7 votes)
• Thrift shop vitamins by RdyRoger  [  ]  Those cheap vitamins I found at the thrift store changed my life. I can’t go back… and I’m not sure I’d want to.  •Cock Growth •Huge Cock •Hyper Muscle •Immobility •Muscle Growth •Muscle/Strength •M/M  Added Nov 2013 5,924 words 21,856 views 4.5 stars (13 votes)
• Titan video by Anonymous  [  ]    •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Muscle •Immobility •Muscle Growth •Muscle/Strength •Getting Taller •Giants  Added Jul 2002 2 parts 7,735 words 26,487 views 4.9 stars (14 votes)
• Totally stoked by John Perrot  [  ]  Ben and Kenny enjoy some premium weed Ben found, but its effects aren’t quite what they expect.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Muscle •Muscle Growth •Getting Taller •Plausible Size Difference •Size Increase •Getting Hairy •Cannabis •M/M  Added Dec 2021 4,106 words 9,320 views 4.8 stars (10 votes)
• 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.  •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 •Getting Hairy •Complete •M/M  Added Dec 2022 14 parts 15,015 words 8,191 views 5.0 stars (9 votes)

• Udder boy by TitMorpher  [  ]  Udder boy is very popular with the wrestling coaches, and especially with the other athletes.  •Hyper Muscle •Muscle Breast •Muscle/Strength  Added May 2020 4 parts 3,018 words 6,747 views
• 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.  •Cock Growth •Cock Pumping •Cockfucking •Ball Growth •Huge Balls •Huge Cock •Hyper Cock •Cum inflation •Hyper Cum •Public Orgasm •Addiction •Straight to Gay •Hyper Muscle •Immobility •Muscle Growth •Public Nudity •Increased Libido •Forced Growth •Size Increase •Inflation •App •Incest •Brothers •Bisexual •Nonconsensual change •M/M •M/M/F •M/M/M  Added Apr 2020 Updated Feb 2023 40 parts 94,860 words 105,401 views 4.9 stars (55 votes)

• Vision space by BRK  [  ]  Sent to explore an unknown, derelict spaceship in search of usable technology, a young marine unexpectedly discovers three sexy inhabitants, guardians of a secret no one could have imagined.  •Cock Growth •Huge Cock •Hyper Cock •Hyper Muscle •Muscle Growth •Muscle/Strength •Transformation •Getting Taller •Giants •Size Decrease •Size Increase •Age Difference •Aliens •Space Travel •Complete •Set in the Future •M/M  Added Jun 2021 6,302 words 7,907 views 5.0 stars (11 votes)

• What’s it like by Richard Jasper  [  ]  “What’s it like” to be the world’s biggest, strongest, most muscular 17-year-old? To make hairy, bearded powerlifting muscle daddies look like little boys? To be the object of worship of all of your classmates? To have, well, you’ll have to read the rest to find out, won’t you?  •Cock Growth •Huge Cock •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle/Strength •Getting Taller •Size Increase •Getting Hairy •Age Difference  Added Jan 2021 1,441 words 10,377 views
• When I was still human by Richard Jasper  [  ]  As a teen Roger was 6 feet tall and 300 pounds of solid muscle. Nearly 30 years later he’s in his early 40s—and he’s never stopped growing, in any dimension: height, weight, strength, dick. Is he still human?  •Cock Growth •Huge Cock •Hyper Cock •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle/Strength •Getting Taller •Plausible Size Difference •Size Increase  Added Nov 2020 3 parts 2,973 words 10,017 views
• A whole new Dave by MuslLuvr  [  ]    •Cock Growth •Huge Balls •Huge Cock •Hyper Cum •Hyper Muscle •Muscle Growth •Muscle/Strength •Getting Taller •Plausible Size Difference •Size Increase •Getting Hairy •M  Added Jul 2009 1,336 words 25,607 views 4.0 stars (6 votes)

• You wanted more by Zine  [  ]  You thought you could stop. But you couldn’t, could you?  •Hyper Muscle •Immobility •Muscle Growth •M/M  Added Jan 2023 931 words 3,729 views 5.0 stars (12 votes)