Hyper Strength

Stories where guys are much, much stronger than the size or growth in their muscles would account for. Note: This is not the tag for very muscular guys also being proportionately stronger than regular guys—that’s normal. This is for when they’re lifting cars, that kind of thing.

  Child of:  Muscle. Related tags:  Hyper Muscle;Hyper Strength;Immobility;Muscle Breast;Muscle Growth;Muscle Gut;Muscle Theft;Muscle/Strength.

  Tag Group:  Muscle.

A 9

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! 7 parts Added Aug 2020 21k views 4.5 stars (11 votes) 8,050 words •Cock Growth•Huge Cock•Hyper Cock•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase•Getting Hairy

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. Added Oct 2022 22k views 4.7 stars (27 votes) 4,977 words •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Multi-abs•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Butt Growth•Foot Growth•Transformation•Voice Deepening•Getting Taller•Giants•Size Increase•Destruction/Violence•Nonconsensual change•Infectious•Aliens•Symbiotes •M

All good things by Anon Amon After the discovery of an ancient artifact, life is changed forever for a group of college students who have bigger things to worry about than getting ready to start classes. 111 parts Added Feb 2017 212k views 4.6 stars (144 votes) 132k words (#9) •Cock Growth•Cockfucking•Huge Balls•Huge Cock•Hyper Cock•Cum inflation•Hyper Cum•Nipple Emissions•Straight to Gay•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Giants•Size Increase•Incest•Brothers•Twins•Infectious•Pagan gods•Complete •M/M•M/M/M

The all-powerful Musketeer by Cardi Muscle Man A humble and modest Musketeer is given superhuman powers simply for being kind. 10 parts Added Jun 2023 4,087 views 2.3 stars (8 votes) 7,968 words •Hyper Strength•Muscle Theft•Muscle/Strength•Witch/Warlock/Wizard•Complete•Medieval(ish) •M

Alpha Logan claims a beta by Eric Aaldersen Shortly after becoming an alpha, Brian’s younger brother Logan sites a beta of his own while working out in the local gym. Added Dec 2021 9,803 views 5.0 stars (5 votes) 4,961 words •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Hyper Strength•Muscle/Strength•Gradual Change•Incest•Brothers•Hyper Pheromones•Supernatural •M/M

Alpha Luke and the wrestling team by Eric Aaldersen Luke finds another beta mate on his wrestling team and his sexual energy infects the whole team during a special match! Added Aug 2020 16k views 5.0 stars (9 votes) 6,920 words •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Hyper Strength•Muscle Growth•Muscle/Strength•Gradual Change•Hyper Pheromones•Supernatural

Alpha Luke releases the beast by Eric Aaldersen Luke thinks back to his first sexual encounter with a beta—in the back of a school bus! Added May 2020 9,824 views 4.7 stars (11 votes) 4,905 words •Huge Cock•Hyper Cum•Hyper Strength•Muscle/Strength•First Time/Virgin•Hyper Pheromones•Supernatural •t/t

Another nerd story by Sithspawn Ollie is your typical nerd who asks his neighbour for help dealing with the local bully. Tom offers some advice that leads to an encounter he'll never forget. 2 parts Added Apr 2020 17k views 4.7 stars (10 votes) 9,072 words •Cock Growth•Huge Cock•Hyper Strength•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase•Nanotech •M/M

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. Added Oct 2022 11k views 4.8 stars (16 votes) 6,147 words •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

B 11

A Barber story: The Titan Brothers by Ogrebear Two men from opposite ends of life get a world-changing haircut.  Added Dec 2022 6,189 views 5.0 stars (8 votes) 5,252 words •Cock Growth•Huge Balls•Huge Cock•Public Orgasm•Hyper Strength•Muscle Growth•Muscle/Strength•Getting Handsomer•Getting Taller•Plausible Size Difference•Size Increase•Age Regression•Getting Hairy•Retcon•Suggestion•Incest•Brothers•Twins •M/M

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 Added May 2022 12k views 4.9 stars (20 votes) 5,953 words •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

Beta Danny’s day at the park by Eric Aaldersen Danny asks Luke to do some roleplaying with him when they’re in public and it has super sexy consequences. Added Dec 2020 8,514 views 5.0 stars (11 votes) 3,893 words •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Hyper Strength•Muscle Growth•Muscle/Strength•Gradual Change•Hyper Pheromones•Supernatural

Beta Logan and his big brother by Eric Aaldersen Logan has difficulty controlling himself as his older brother Brian becomes a bigger and bigger stud. Added Jun 2020 22k views 5.0 stars (16 votes) 6,499 words •Cock Growth•Cut to Uncut•Huge Balls•Huge Cock•Hyper Cum•Hyper Strength•Muscle Growth•Muscle/Strength•Gradual Change•Incest•Brothers•Hyper Pheromones•Supernatural •t/t

Beyond ascension by lazlostrange It has long been accepted by natural belief that no man could possess divine gifts. But what could happen when one particular man becomes an exemption? Added Jul 2021 6,086 views 3.5 stars (2 votes) 1,530 words •Hyper Strength•Muscle/Strength•Getting Taller•Plausible Size Difference•Size Increase•Superhero/Supervillain•Flying

Biggest man of them all by muscl4life A short story on the life of the biggest man ever, who just happened to be short. Added Nov 2013 26k views 4.8 stars (12 votes) 7,673 words •Huge Cock•Hyper Strength•Muscle Growth•Muscle/Strength

The blue smoothie by BRK Yuri, a personal trainer, is already having a rushed and stressful day when he meets his first client, a young nurse who looks like he’s never lifted so much as a paper clip. On top of that, the banana he grabbed from the stash at the gym’s juice bar to make his morning protein shake was blue for some reason. Added Jun 2020 14k views 4.8 stars (24 votes) 3,238 words •Cock Growth•Huge Balls•Other Mental Changes•Hyper Strength•Muscle Growth•Muscle/Strength•Suggestion•Superhero/Supervillain•Flying•Complete •M/M

The book of desires by SomeMuscleGuy After stealing a corrupted book at the gym, Michael is left growing uncontrollably by a Symbiotic Demon that only wants to swell its victims with the most size possible. But even the demon underestimates just how gigantic Michael wants to become. Added Dec 2022 16k views 4.9 stars (8 votes) 7,676 words •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Multi-abs•Addiction•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle Worship•Public Nudity•Butt Growth•Foot Growth•Transformation•Voice Deepening•Getting Taller•Giants•Size Increase•Destruction/Violence•Nonconsensual change•Infectious•Aliens•Symbiotes•Complete•Stories with Images •M

The breakthrough by Gigantic Mr.B One lapse in concentration sets off an unstoppable chain of events for an 18-year-old lab intern, Ben. 5 parts Added Apr 2022 28k views 4.8 stars (38 votes) 18k words •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

Bull’s gene by Opin Dean goes on a date with Henry, a huge professor, whose strength exceeds every expectation. 8 parts Added Aug 2020 39k views 4.7 stars (25 votes) 12k words •Always Hard•Huge Cock•Hyper Cock•Always Cumming•Hyper Cum•Nipple Emissions•Public Orgasm•Hyper Strength•Muscle Growth•Muscle Gut•Muscle/Strength•Muscle Worship•Getting Taller•Giants•Plausible Size Difference•Size Increase •M/M

Burst by BRK In a sealed-off underground bunker, exposure to a tear in the fabric of space-time created by an illegal energy experiment is producing some interesting changes in the men trapped inside. And on top of everything else, it’s Christmas, and there’s no way they’ll ever see home again… 3 parts Added Dec 2020 11k views 4.6 stars (13 votes) 11k words •Cock Growth•Huge Cock•Multicock•Replication•Other Mental Changes•Hyper Strength•Muscle Growth•Muscle/Strength•Always Shirtless•Stretchy•Getting Handsomer•Transformation•Getting Taller•Size Increase•Selfcest•Aliens•Christmas•Complete •M/M•M/M/M

C 8

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. Added Jan 2023 12k views 4.6 stars (14 votes) 8,219 words •Always Hard•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Multi-abs•Addiction•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle Worship•Butt Growth•Increased Libido•Foot Growth•Transformation•Voice Deepening•Getting Taller•Forced Growth•Plausible Size Difference•Size Increase•Getting Hairy•Dom/Sub•Nonconsensual change•Restraints•Absorption•Complete •M/M

Cave on the Moon by brazboy First contact? A large cave is identified on the Moon. It is apparently ancient, but also not at all natural. Humans, curious as ever, sent a team of astronauts to investigate it. What they find changes everything, and everyone, forever… 3 parts Added Nov 2021 12k views 4.4 stars (13 votes) 9,726 words •Always Hard•Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Public Orgasm•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Increased Libido•Getting Taller•Giants•Plausible Size Difference•Size Decrease•Destruction/Violence•Nonconsensual change•Aliens•Androids/Cyborgs•Space Travel •M•M/M•M/M/M

Changing fortunes by MuscleAndBulge Mark is seeking help with a relationship that has lost its spark. He is pointed in the direction of a fortune teller who has some extra skills that help Mark and Erik rekindle their love life. 2 parts Added Jun 2021 13k views 4.9 stars (17 votes) 6,137 words •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

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 Added May 2023 47k views 4.8 stars (29 votes) 18k words •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•Getting Hairy•Destruction/Violence•Infectious•Complete •M/M•M/M/M

Conner’s massive reveal by MegaMaker Isaac and Connor have been dating for years and recently graduated college. Connor wants this relationship to last for the rest of their lives. In order to do that he must reveal what he truly is to his lover. He’s afraid Isaac won’t want to be with him anymore but when Isaac finds out he falls in love with Connor all over again. Added Feb 2023 11k views 4.3 stars (8 votes) 6,540 words •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. Added Mar 2023 13k views 4.7 stars (17 votes) 11k words •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

Costumemania: The sticky super suits by Redouan Robin and Sven are two nerdy friends working at an office. They both love superheroes but are too invested in their office life to take the hobby further. But something is about to change this as they receive two costumes to wear for an upcoming event. 15 parts Added Aug 2020 22k views 4.9 stars (13 votes) 57k words (#53) •Cock Growth•Gender Swap•Straight to Gay•Hyper Strength•Muscle Growth•Muscle Worship•Man Scent•Getting Taller•Size Increase•Dom/Sub•Nonconsensual change•Lycra/Spandex•Witch/Warlock/Wizard•Superhero/Supervillain•Flying •M/M•M/M/M

The cursed ride by SomeMuscleGuy When Kalos is overcome with a sudden surge of growth on his motorcycle ride with Epsilon, he must get to the city before he becomes too big. Added Feb 2023 8,085 views 4.2 stars (9 votes) 8,330 words •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Multi-abs•Addiction•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Muscle Worship•Public Nudity•Getting Handsomer•Gradual Change•Transformation•Voice Deepening•Getting Taller•Forced Growth•Size Increase•Destruction/Violence•Dom/Sub•Nonconsensual change•Complete •M/M

D 3

Destructive boys: Mason’s fantasy by MarcusB00 Everybody has a fantasy, but when one muscular person has a chance to experience his fantasy outside of reality, things can get messy and crazy. Especially messy. Added Oct 2020 9,916 views 4.1 stars (12 votes) 4,616 words •Cock Growth•Huge Cock•Hyper Cock•Hyper Cum•Pec Fucking•Hyper Strength•Muscle Growth•Muscle/Strength•Destruction/Violence

Destructive Boys: Robbie’s revenge by MarcusB00 Robbie has held a grudge against a past bully for a couple years, and he gets informed that the bully is back in town. Time for some well-deserved revenge. Added Feb 2021 7,540 views 3.5 stars (8 votes) 6,429 words •Cock Growth•Hyper Cock•Hyper Cum•Hyper Strength•Muscle Growth•Destruction/Violence•Humiliation•Nonconsensual change

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! Added Apr 2020 7,858 views 3.4 stars (12 votes) 2,999 words •Huge Cock•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength

E 3

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. Added Feb 2023 7,291 views 4.1 stars (10 votes) 11k words •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

The electro-stimulation belt by Azerreza When his friend Josh bought an electro-stimulation belt, Kyle laughed at him, but when Josh started to gain weight abnormally fast, he began to doubt his own disbelief. 3 parts Added Mar 2022 16k views 4.7 stars (18 votes) 11k words •Cock Growth•Huge Cock•Hyper Cum•Hyper Strength•Muscle Growth•Muscle/Strength•Muscle Worship•Getting Taller•Destruction/Violence•Dom/Sub •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 Added Jul 2021 18k views 4.9 stars (16 votes) 37k words •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 4

Freshman year by Richard Jasper Roger and his three suite-mates are freshmen at Russell College. At Roger’s prompting, Bobby, the high school wrestler jock of the foursome, teaches his buddies how to lift. They start growing—phenomenally—in more ways than one! Added May 2020 7,002 views 4.5 stars (2 votes) 4,758 words •Cock Growth•Huge Cock•Hyper Strength•Muscle Growth•Muscle/Strength

Fuck buddies get big by Richard Jasper Newly retired Roger and his new friend Jim find that their passion in the bedroom is having prodigious results in the gym! 4 parts Added May 2020 7,163 views 4.6 stars (5 votes) 7,180 words •Cock Growth•Huge Cock•Hyper Strength•Muscle Growth•Muscle/Strength

A fucking god by Jerkoffcentral A teenager is both exasperated and incredibly turned on by how his body and everything about it seems to be getting freakier and freakier. 4 parts Added Mar 2019 48k views 4.7 stars (39 votes) 11k words •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Cum inflation•Hyper Cum•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength•Muscle Worship•Gradual Change•Size Increase•Incest•Brothers •M/M

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. 2 parts Added Mar 2016 20k views 4.7 stars (13 votes) 11k words •Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength•Size Increase •M/t•NS

G 3

Genie world journey by Quick Master A human man named Nathan discovers a world of genies, oni, and other magical creatures on a quest to recreate the lost world of magic. 9 parts Added Nov 2021 11k views 5.0 stars (1 vote) 48k words (#72) •Cock Growth•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Public Orgasm•Multicock•Hyper Strength•Muscle Growth•Muscle/Strength•Muscle Worship•Transformation•Getting Taller•Giants•Plausible Size Difference•Size Increase•Human to Animal/Anthro•Race/Ethnicity Change•Shared Body•Anthro/Scaly•Mermen•Djin/Jinn/Genie•Ghosts•Orcs•Satyrs•Pagan gods•Supernatural •M/M•M/M/M•M/M/M/...

The gifted child by JayPat Young psychologist Justin Conroy poses as a valet to profile Evan, as genius prodigy whom his father things might be a sociopath. Evan has his own plans for Justin—and for some illegal genome experiments he’s uncovered. 7 parts Added Oct 2012 51k views 4.5 stars (32 votes) 45k words (#77) •Huge Cock•Hyper Strength•Muscle Growth•Muscle/Strength•Sex-Slave

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. Added Aug 2022 11k views 4.8 stars (11 votes) 3,701 words •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

H 3

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. 6 parts Added Jun 2021 29k views 4.9 stars (66 votes) 39k words (#97) •Hyper Muscle•Hyper Strength•Muscle Growth•Muscle Gut•Muscle/Strength•Gradual Change•Plausible Size Difference•Complete •M/M

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. 5 parts Added Oct 2012 94k views 4.7 stars (29 votes) 29k words •Cock Growth•Huge Cock•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength•Size Increase•Nanotech•Destruction/Violence•Infectious•Complete •t/t

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 Added Jan 2023 8,331 views 4.8 stars (6 votes) 23k words •Hyper Cum•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength•Increased Libido•Voice Deepening•Size Increase•Nanotech•Destruction/Violence•Infectious •t/t

I 2

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. Added Oct 2022 15k views 4.9 stars (15 votes) 7,662 words •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

It’s never enough by K. Theeunknown All Trent wants is companionship, until his inner size queen takes him down a deep rabbit hole. Will he ever be able to clean up the nearly uncontrollable mess he’s made? 3 parts Added Jan 2023 21k views 4.8 stars (33 votes) 6,734 words •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Cum inflation•Hyper Cum•Nipple Emissions•Addiction•Straight to Gay•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle Gut•Butt Growth•Getting Taller•Forced Growth•Size Decrease•Size Increase•Hyper Anus •M/M

J 2

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 Added Sep 2021 22k views 4.6 stars (16 votes) 34k words •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

Justin (the bigger the better) by Giant Worshipper A young man starts growing, and growing. He finds he likes it a lot. 15 parts Added Nov 2009 418k views 4.4 stars (87 votes) 99k words (#23) •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

L 2

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 Added Jan 2023 9,733 views 4.3 stars (7 votes) 6,908 words •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

Lust & consequences by BRK Hayden manages to gain an ability that turns beliefs into truth, but the knack for making things turn out the way he wants them to is a lot more elusive. 2 parts Added Feb 2022 7,946 views 4.8 stars (15 votes) 6,212 words •Cock Growth•Huge Balls•Huge Cock•Wings•Hyper Strength•Getting Handsomer•Retcon•Suggestion•Age Difference•Incest•Father/Son•Flying•Complete•Medieval(ish) •M/M

M 10

Meat by Mikeytron You are what you eat. A horror story for Halloween. Added Oct 2021 12k views 4.9 stars (45 votes) 5,527 words •Cock Growth•Hyper Cock•Addiction•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Gradual Change•Halloween•Complete •NS

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. Added Aug 2022 3,009 views 5.0 stars (3 votes) 3,175 words •Huge Cock•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Size Increase•Nanotech•Androids/Cyborgs•Superhero/Supervillain •M/M

Meta massage therapy by M.M.69 A mysterious new massage parlor opened in town, and brothers Jared and Jason have VIP passes. What makes this place so special? 3 parts Added Nov 2021 12k views 5.0 stars (15 votes) 15k words •Always Hard•Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Multicock•Multihead•Boytaur•Four Legs•Multiarm•Multileg•Multilimb•Multipec•Multitorso•Replication•Straight to Gay•Hyper Muscle•Hyper Strength•Muscle Growth•Butt Growth•Getting Handsomer•Getting Taller•Plausible Size Difference•Size Increase•Retcon•Suggestion•Age Difference•Incest•Brothers•Father/Son•Selfcest•Dom/Sub•Pagan gods •M/M

Mito-Spa: Doumit by TwinReplica Doumit checks in for an appointment at the Mito-Spa, a place where the baths create double the trouble... Added Aug 2022 2,363 views 5.0 stars (3 votes) 1,591 words •Cock Growth•Huge Cock•Replication•Hyper Strength•Selfcest •M/M/M/...

MW’s Pizza: Unexpected delivery by mf81 Danny doesn’t want to cook dinner tonight so he decides to order pizza from a place his former co-worker was obsessed with. When the delivery guy arrives, he didn’t bring pizza. Added Feb 2022 6,536 views 4.4 stars (7 votes) 4,711 words •Cock Growth•Huge Cock•Self-suck•Straight to Gay•Hyper Strength•Muscle Growth•Muscle/Strength•Nonconsensual change•Mind Control •M/M

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. Added Feb 2023 9,218 views 4.0 stars (6 votes) 6,057 words •Cock Growth•Huge Balls•Ball Growth•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

My big problem by Richard Jasper Austin, Arturo, Bernie and Ralphie have been friends since they were kids—and discovered that Austin had an improbably huge dick! Growing his muscles to match turns into a group effort! 5 parts Added Aug 2020 6,615 views 3.7 stars (3 votes) 9,214 words •Huge Cock•Hyper Strength•Muscle Growth•Muscle/Strength•Getting Handsomer•Gradual Change

My bodyguard by Richard Jasper “Worthless” Worthington High School sophomores Roger Jensen and Nick Delios bond when the latter saves the former’s scrawny ass from the class bully, Ralphie Peters. Their burgeoning affection and academic accomplishments are only exceeded by their ridiculous muscle growth. 4 parts Added Aug 2020 6,800 views 5.0 stars (7 votes) 10k words •Cock Growth•Huge Cock•Hyper Strength•Muscle Growth•Muscle/Strength•Gradual Change •t/t

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! 5 parts Added Feb 2020 18k views 4.2 stars (13 votes) 8,843 words •Huge Balls•Straight to Gay•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase•Incest•Brothers•Hyper Pheromones

The Myostatin Kid by Richard Jasper Johnny is one of those genetic freaks who lacks the gene for myostatin, the protein that regulates muscle growth. Without it, there’s nothing to tell the body to stop growing muscle! 4 parts Added Nov 2020 10k views 4.4 stars (9 votes) 3,568 words •Cock Growth•Huge Cock•Hyper Strength•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase

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Nature is good for the body by West Going camping alone has its benefits. Enjoying the great outdoors is a treat by itself, but throw in some unexpected growth and you get one hell of an experience. Added Oct 2021 7,778 views 4.0 stars (11 votes) 2,915 words •Cock Growth•Huge Cock•Hyper Strength•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase•Getting Hairy •M•M/M

The new model by Richard Jasper Sixty-year-old Roger Jespersen no longer believes his lifelong bodybuilding goals are achievable. On the other hand, his new therapist, Dr. Haddad, possesses unusual talents. Thanks to his efforts Roger’s inner Mass Monster is unleashed. 4 parts Added Sep 2020 5,546 views 4.8 stars (4 votes) 5,208 words •Cock Growth•Huge Cock•Hyper Strength•Muscle Growth•Muscle/Strength•Gradual Change•Djin/Jinn/Genie •M/M

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. 7 parts Added Mar 2020 24k views 4.3 stars (7 votes) 21k words •Cock Growth•Huge Cock•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle Theft•Muscle/Strength•Muscle Worship

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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 Added Mar 2023 54k views 4.9 stars (58 votes) 48k words (#71) •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

The orphanage by JayPat They told the orphans they were getting “vitamin shots”. What happened instead was a group of abandoned teens experiencing wild, sudden growth, one by one, and no one knew what would happen next. 12 parts Added Sep 2012 36k views 4.8 stars (16 votes) 78k words (#35) •Huge Cock•Hyper Strength•Muscle Growth•Muscle/Strength•Voice Deepening•Size Increase•Destruction/Violence

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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 Added Nov 2022 23k views 4.7 stars (20 votes) 13k words •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

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 Added Oct 2022 11k views 4.7 stars (21 votes) 8,809 words •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

Power geek by muscl4life An undersized honors student is bullied at school until he finds a way to gain the power he craves. 2 parts Added Mar 2014 27k views 3.4 stars (11 votes) 6,467 words •Always Hard•Hyper Strength•Muscle Growth•Muscle/Strength•Getting Taller•Plausible Size Difference•Size Increase•Destruction/Violence•Witch/Warlock/Wizard •t/t

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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. Added Aug 2022 13k views 4.7 stars (26 votes) 3,606 words •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

The ranger and the halflings by Big Archer Astorias is a big man who loves to dominate smaller men with his size and strength. However, when he meets four muscle-bound halflings one evening at the Inn, he gets a bit more than he bargained for. Added Oct 2020 3,885 views 5.0 stars (10 votes) 4,942 words •Hyper Strength•Plausible Size Difference•Dom/Sub•Fantasy Realm

Resolution by Richard Jasper Skimpy young Ben, stuck for Christmas in a bumfuck town on the high plains, is astounded that Max, the bartender keeping him company, is a total musclebear stud! He resolves to come back in a year a bigger and better man and with Max’s encouragement does just that. 8 parts Added Sep 2020 6,369 views 4.0 stars (5 votes) 6,657 words •Cock Growth•Huge Cock•Hyper Cock•Hyper Strength•Muscle Growth•Muscle/Strength•Gradual Change•Getting Taller•Size Increase•New Year’s Eve

The rider by Richard Jasper In the near future, Immersive Reality allows you to directly connect to another person’s sensorium, experiencing all of their senses. At the end of his life, Roger Jessup decides it’s time to go out with a bang. It’s one helluva ride! Added Sep 2020 3,264 views 4.8 stars (5 votes) 6,485 words •Hyper Strength•Muscle Growth•Muscle/Strength•Body Swap

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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. Added Feb 2023 7,684 views 4.8 stars (6 votes) 8,336 words •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

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 Added Sep 2012 78k views 4.8 stars (33 votes) 91k words (#26) •Cock Growth•Huge Cock•Hyper Strength•Muscle Growth•Muscle/Strength•Increased Libido•Size Increase•Bisexual•Destruction/Violence•Hyper Pheromones

The spectacular growing saga by West A collection of brief stories about guys discovering their dream bodies in various ways. 8 parts Added Mar 2022 16k views 4.6 stars (15 votes) 12k words •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

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. 50 parts Added Oct 2009 226k views 4.4 stars (60 votes) 221k words (#4) •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 •M/M•M/M/M

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. 12 parts Added Oct 2017 53k views 4.8 stars (29 votes) 29k words •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

Superman gets big by Richard Jasper Perry White sends Clark Kent off to cover his first bodybuilding contest, prompting interesting developments! 8 parts Added Nov 2020 9,435 views 4.7 stars (6 votes) 9,920 words •Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength•Getting Hairy•Superhero/Supervillain

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. 6 parts Added Jul 2022 9,858 views 4.9 stars (12 votes) 26k words •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 •M/M

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 Added Aug 2021 20k views 4.8 stars (11 votes) 35k words •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

Synthetic reality: Tourist trap by brazboy Hans is fascinated by sizedivergent men, but unfortunately there aren’t many of them back where he lives—and so, he decides to spend his vacations in São Paulo, the Mecca of sizedivergent culture. After crossing the equator he sees many great wonders, and experiences some of them himself. 5 parts Added Sep 2021 7,623 views 5.0 stars (3 votes) 18k words •Huge Balls•Huge Cock•Hyper Cock•Cum Milking•Hyper Strength•Muscle Breast•Muscle Worship•Public Nudity•Plausible Size Difference •M/M

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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 Added Jun 2022 13k views 4.5 stars (20 votes) 18k words •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

Titanification by JayPat 8 parts Added Oct 2012 39k views 4.5 stars (12 votes) 30k words •Huge Cock•Hyper Strength•Muscle Growth•Muscle Theft•Muscle/Strength•Muscle Worship•Giants•Size Increase•Destruction/Violence

U 2

An unexpected side trip by votdat Tyler was ferrying a small airplane between Australia and Hawaii. Problems with the plane caused him to make an unscheduled stop on a small island, launching a series of events he certainly wasn’t expecting. 6 parts Added Apr 2020 6,296 views 4.4 stars (14 votes) 30k words •Huge Cock•Hyper Strength•Muscle/Strength•First Time/Virgin•Destruction/Violence•Nonconsensual change •M/M

Unstoppable by Richard Jasper When Roger Fentress showed up at Body Zone, he was 38, 5’11, and 160 pounds. Not much of a jock, is physique was naturally well-proportioned but otherwise nondescript. He had never touched weights before. But when he did, he was…unstoppable! 10 parts Added Nov 2020 6,505 views 4.7 stars (3 votes) 11k words •Huge Cock•Hyper Strength•Muscle Growth•Muscle/Strength

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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? Added Jan 2021 11k views 4.7 stars (3 votes) 1,441 words •Cock Growth•Huge Cock•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase•Getting Hairy•Age Difference

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? 3 parts Added Nov 2020 11k views 4.8 stars (5 votes) 2,973 words •Cock Growth•Huge Cock•Hyper Cock•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength•Getting Taller•Plausible Size Difference•Size Increase

A whole new world by MarcusB00 Two siblings, looking for a profit, break into an abandoned facility for potential treasure. Along the way they accidentally open a portal and get sucked in, and one of them get woken up by young dude with muscle powers in a new world. 3 parts Added Nov 2020 9,732 views 5.0 stars (5 votes) 10k words •Cock Growth•Huge Cock•Hyper Cum•Hyper Strength•Muscle Growth•Muscle/Strength•Destruction/Violence•Aliens

The wishing machine by Anonymous You gotta watch out for those cheap bar wishing machines. Added Oct 2005 16k views 4.6 stars (8 votes) 2,151 words •Cock Growth•Huge Cock•Hyper Strength•Muscle Growth•Muscle/Strength•Getting Handsomer •M•NS