1 Unintended transformation by Mr. Muscle lover Doug is a nerdy 32-year-old accountant who is desperate for sex. He finds a website selling a secret formula that leads him down a path of unexpected change and insane growth. 3 parts 9,854 words Added Aug 2025 Updated 23 Aug 2025 11k views 4.5 stars (12 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Hyper Cock•Hyper Cum•Hyper Muscle•Muscle Growth•Getting Handsomer•Dom/Sub •M/M

2 Just ignore it by body beyond David is teaching a course on identifying and managing magical anomalies, and begins to suspect there may be a reality-warper in class... largely because everyone’s butt looks too good to believe. 4 parts 18k words Added Aug 2025 Updated 23 Aug 2025 7,683 views 4.5 stars (13 votes) No comments yet •Cock Growth•Huge Cock•Butt Growth•Gradual Change•Transformation•Getting Taller•Size Increase•Retcon•Suggestion•Pagan gods•Supernatural•College/University •M/M

3 Pills by BigStories A couple orders some pills to help stack on size, but only one of them understands what's to come. 2 parts 2,747 words Added Aug 2025 Updated 23 Aug 2025 7,503 views 4.9 stars (11 votes) No comments yet •Huge Cock•Hyper Cock•Cum inflation•Hyper Cum•Hyper Muscle•Muscle Growth •M/M

4 Teacher’s testimony by Six Pecs A teacher testifies to having been part of the inner circle surrounding a young man with godlike powers. 12 parts 49k words (#88) Added Aug 2024 Updated 9 Aug 2025 47k views 5.0 stars (46 votes) No comments yet •Cock Growth•Cock Shrinking•Huge Balls•Ball Growth•Huge Cock•Cock Body•Hyper Cock•Nipcocks•Hyper Cum•Nipple Emissions•Public Orgasm•Extra digits•Multi-abs•Multicock•Multiarm•Multilimb•Multitorso•Replication•Other Mental Changes•Straight to Gay•Hyper Strength•Muscle Breast•Muscle Growth•Muscle Theft•Muscle/Strength•Public Nudity•Body Parts in Strange Places•Man Scent•Voluptuous Men•Butt Growth•Hyper Anus•Feeding•Foot Growth•Getting Handsomer•Gradual Change•Transformation•Voice Deepening•Getting Taller•Giants•Forced Growth•Plausible Size Difference•Size Decrease•Size Increase•Age Progression•Age Regression•Human to Inanimate•Hair Growth/Getting Hairy•Hyper Tongue•Tongue Growth•Mouthcock•Age Difference•Incest•Father/Son•Selfcest•Nonconsensual change•Restraints•Rubber/Latex•Absorption•Hyper Pheromones•Infectious•Merging•Shared Body•Goo People•Possession•Gay Pride•Hypnosis•Mind Control•Shapeshifting•High School (18+)•College/University •M/M•M/M/M•M/M/M/...

5 A growing agent by Alex T Hi everyone! I'm new here and I wanted to create my first story with my favorite character. He's such a hot guy! XD 10 parts 20k words Added Jan 2025 Updated 23 Aug 2025 24k views 4.9 stars (18 votes) No comments yet •Always Hard•Cock Growth•Ball Growth•Huge Cock•Hyper Muscle•Muscle Growth•Butt Growth•Belly Growth•Getting Taller•Giants•Size Decrease•Size Increase•Infectious •M•M/M•M/M/M

6 An unexpected inflation by UberPump A college athlete named Keith and his friends discover what it feels like to enlarge their cock and balls with the mysterious device Keith ordered off the dark web. When things go awry, however, their packages get huge. Keith and his friends go on a massive journey of cock growth, bloated balls, and near exploding junk as they inflate their man parts to their absolute limit. 41 parts 99k words (#31) Added Apr 2020 Updated 10 Jun 2023 180k views 4.9 stars (67 votes) No comments yet •Cock Growth•Cock Pumping•Cockfucking•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Cum inflation•Cum Milking•Hyper Cum•Public Orgasm•Addiction•Straight to Gay•Hyper Muscle•Pec Fucking•Immobility•Muscle Growth•Muscle/Strength•Public Nudity•Increased Libido•Breast Expansion•Getting Handsomer•Voice Deepening•Getting Taller•Forced Growth•Size Increase•Inflation•App•Nanotech•Incest•Brothers•Bisexual•Hetero Sex•Nonconsensual change•Gross Bodily Fluids•Dildos/Toys•Infectious •M/M•M/M/M•M/M/F

7 The swan and the beast by LoverDanny When shy, disciplined Noah is accepted into a prestigious ballet company, he’s determined to disappear into the corps—until something begins to change. His body starts to grow: harder, hairier, hungrier. Muscle builds beneath his skin, and new heat stirs inside him. 6 parts 11k words Added Aug 2025 Updated 23 Aug 2025 6,036 views 4.8 stars (10 votes) No comments yet •Hyper Muscle•Muscle Breast•Muscle Growth•Muscle/Strength•Man Scent•Butt Growth•Increased Libido•Getting Handsomer•Gradual Change•Transformation•Voice Deepening•Hair Growth/Getting Hairy•Complete •M/M

8 Sudden changes by BRK Ike woke up with a too-big hard-on that won’t quit and a constant, building need to orgasm that didn’t subside even when he came. And none of that changed the fact that he had to go to work. How the heck would he deal with this? 3 parts 12k words Added Dec 2021 Updated 16 Aug 2025 29k views 4.9 stars (30 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Muscle Growth•Increased Libido•Voice Deepening•Getting Taller•Hair Growth/Getting Hairy•First Time/Virgin•Incest•Brothers•Father/Son•Twins •M/M/M

9 The muscle lottery by The Weremuscle Forest Lots of experiments are run on a group of guys after they win a lottery for the betterment of each other... or so they think. 5 parts 13k words Added Jul 2025 Updated 23 Aug 2025 6,783 views 5.0 stars (6 votes) No comments yet •Muscle Growth•Muscle/Strength •M/M

10 Call of the incubus by DaBook Recent college graduate Adrian Castille has started noticing cults rising up around his city. He investigates, following a cult to an abandoned warehouse, and witnesses a deadly ritual, and finds himself face-to-face with a powerful incubus. He stands his ground, telling the incubus he will be stronger than him. 10 parts 65k words (#60) Added May 2024 Updated 2 Aug 2025 34k views 5.0 stars (21 votes) No comments yet •Cock Growth•Cock Shrinking•Cock Theft•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Muscle Growth•Muscle/Strength•Muscle Worship•Man Scent•Pointy Ears•Butt Growth•Increased Libido•Getting Handsomer•Gradual Change•Transformation•Getting Taller•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Dom/Sub•Sex-Slave•Hyper Pheromones•Incubus/Succubus•Supernatural •M•M/M•M/M/M•M/F•M/Inh

11 The Vale by CockTFBoi When Kurt inherits a remote mansion from his uncle, he decides to spend the summer there with his friends. Andy and Oliver join him at the start of the summer to explore the house, but the place is surrounded by a huge valley located deep in the wilderness far from civilization. As strange events begin to unfold, the trio must figure out what is happening to them. 5 parts 34k words Added May 2023 Updated 30 Sep 2023 45k views 4.9 stars (17 votes) No comments yet •Always Hard•Cock Growth•Cut to Uncut•Cock Shrinking•Cock Theft•Cockless•Huge Balls•Ball Growth•Human to Cock•Cum inflation•Cum Milking•Always Cumming•Hyper Cum•Boytaur•Four Legs•Butch-to-Fem•Muscle Growth•Always Shirtless•Public Nudity•Pointy Ears•Voluptuous Men•Butt Growth•Increased Libido•Gradual Change•Transformation•Size Decrease•Human to Inanimate•Hairless•Getting Fatter•Cock Cage•Dom/Sub•Nonconsensual sex•Restraints•Dildos/Toys•Anthro/Furry•Orcs•Werewolves •M•M/M•M/M/M•M/M/M/...

12 And the devil laughs by MaxMorphs A story about a hung athlete who doesn’t know when to stop. 11 parts 19k words Added Jan 2025 Updated 2 Aug 2025 31k views 4.8 stars (39 votes) No comments yet •Cock Growth•Cock Shrinking•Huge Cock•Muscle Growth•Hair Growth/Getting Hairy •M/M

13 My chronicles by growerdom I chronicle my growing life, dealing with my new abilities, and you’re there every step of the way.  3 parts 5,624 words Added Dec 2023 Updated 19 Jul 2025 40k views 4.4 stars (27 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Public Orgasm•Dom to Sub•Straight to Gay•Hyper Muscle•Pec Fucking•Hyper Strength•Immobility•Muscle Growth•Muscle Gut•Muscle Theft•Muscle/Strength•Muscle Worship•Man Scent•Voluptuous Men•Butt Growth•Belly Growth•Increased Libido•Getting Handsomer•Gradual Change•Transformation•Voice Deepening•Getting Taller•Giants•Forced Growth•Plausible Size Difference•Size Decrease•Size Increase•Hair Growth/Getting Hairy•Getting Fatter•Father/Son•Dom/Sub•Nonconsensual change•Hyper Pheromones •M

14 The four Ds by BRK Four close friends get away for a mountain cabin vacay, only for the environs to make them hornier than usual. 14 parts 60k words (#65) Added Apr 2024 Updated 9 Aug 2025 31k views 4.8 stars (26 votes) No comments yet •Always Hard•Cock Growth•Cockless•Nipcocks•Self-suck•Nipple Emissions•Extra digits•Multicock•Multihead•Boytaur•Four Legs•Multiarm•Multileg•Multilimb•Six Legs•Multitongue•Multitorso•Replication•Stacking•Hyper Muscle•Muscle Growth•Always Shirtless•Increased Libido•Detachable•Getting Handsomer•Voice Deepening•Getting Taller•Plausible Size Difference•Size Decrease•Mouthcock•Incest•Brothers•Body Swap•Time Travel•College/University •M/M•M/M/M•M/M/M/...

15 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 133k words (#10) Added Feb 2017 Updated 29 Oct 2022 268k views 4.6 stars (157 votes) No comments yet •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•College/University •M/M•M/M/M

16 Our pleasure by Thorn A brand new gratuity app has entered the workplace, with more than a few kinks that need working out... 18 parts 105k words (#26) Added Jul 2024 Updated 21 Jun 2025 59k views 4.9 stars (39 votes) No comments yet •Cock Growth•Ball Growth•Huge Cock•Pec Fucking•Muscle Breast•Muscle Growth•Muscle Gut•Muscle/Strength•Muscle Worship•Voluptuous Men•Butt Growth•Belly Growth•Increased Libido•Foot Growth•Getting Handsomer•Gradual Change•Voice Deepening•Getting Taller•Forced Growth•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Getting Fatter•App•Dom/Sub•Dildos/Toys •M

17 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. 32 parts 186k words (#6) Added Jan 2023 Updated 9 Aug 2025 65k views 4.9 stars (71 votes) No comments yet •Cum Milking•Nipple Emissions•Transgender•Straight to Gay•Hyper Muscle•Muscle Breast•Muscle Growth•Muscle/Strength•Transformation•Size Increase•Dom/Sub•Restraints•Sex-Slave•Dildos/Toys •M•M/M•M/M/M•M/M/M/...

18 Out of control by MegaMaker Would you become a titan of muscle and mass if your boyfriend asked you to join him? This is the quandary Bailey faced when his lover, Derick, brought him some strange serums. What would Derick do if he said no? 10 parts 22k words Added Oct 2024 Updated 23 Nov 2024 37k views 4.0 stars (8 votes) No comments yet •Always Hard•Cock Growth•Cock Shrinking•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Always Cumming•Hyper Cum•Public Orgasm•Multi-abs•Addiction•Other Mental Changes•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Muscle Worship•Always Shirtless•Public Nudity•Man Scent•Voluptuous Men•Butt Growth•Increased Libido•Gradual Change•Voice Deepening•Getting Taller•Giants•Forced Growth•Plausible Size Difference•Size Decrease•Size Increase•Destruction/Violence•Blood•Dom/Sub•Nonconsensual change•Nonconsensual sex•Sex-Slave•Hyper Pheromones•Complete •M•M/M

19 All great things by Anon Amon Living in a community where the size of your manhood dictates your standing, Hanuk has accepted his small and unimpressive future. However, unexpected changes come quickly after Hanuk becomes the chosen one. 15 parts 20k words Added Jul 2025 Updated 23 Aug 2025 5,241 views 4.8 stars (18 votes) No comments yet •Huge Cock•Public Nudity•Pagan gods •M/M

20 Justin (the bigger the better) by Giant Worshipper A young man starts growing, and growing. He finds he likes it a lot. 15 parts 99k words (#30) Added Nov 2009 489k views 4.4 stars (94 votes) No comments yet •Cock Growth•Huge Cock•Hyper Cock•Straight to Gay•Hyper Strength•Muscle Breast•Muscle Growth•Muscle Gut•Muscle/Strength•Muscle Worship•Man Scent•Increased Libido•Getting Taller•Giants•Size Increase•First Time/Virgin•College/University

1 Justin (the bigger the better) by Giant Worshipper A young man starts growing, and growing. He finds he likes it a lot. 15 parts 99k words (#30) Added Nov 2009 489k views 4.4 stars (94 votes) No comments yet •Cock Growth•Huge Cock•Hyper Cock•Straight to Gay•Hyper Strength•Muscle Breast•Muscle Growth•Muscle Gut•Muscle/Strength•Muscle Worship•Man Scent•Increased Libido•Getting Taller•Giants•Size Increase•First Time/Virgin•College/University

2 Max’s wish by Bulge101 Scrawny Max uses his wish-power to make himself worthy of the extremely hot bully he has a crush on, but his friend Bobby deserves his help, too, and soon lots of changes start happening at school and at home. 11 parts 25k words Added Aug 2011 Updated 2 Nov 2011 341k views 4.6 stars (85 votes) No comments yet •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Size Increase•Infectious•High School (18+) •M/M•M/M/M

3 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. 28 parts 130k words (#13) Added Apr 2013 Updated 8 Dec 2018 324k views 4.6 stars (109 votes) No comments yet •Cock Growth•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Hyper Muscle•Muscle Growth•Muscle/Strength•Public Nudity•Butt Growth•Retcon•College/University •M/M•M/M/M•M/M/M/...

4 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 221k words (#4) Added Oct 2009 Updated 9 Nov 2019 277k views 4.4 stars (66 votes) No comments yet •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•Hair Growth/Getting Hairy•Age Difference•Incest•Father/Son•Supernatural•Gay Pride•Alcohol •M/M•M/M/M

5 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 133k words (#10) Added Feb 2017 Updated 29 Oct 2022 268k views 4.6 stars (157 votes) No comments yet •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•College/University •M/M•M/M/M

6 Jason’s big problem by Joven Teen athlete Jason unwittingly becomes part of a shady experiment to produce progressively larger cocks and balls that generate way too much cum. His playful and curious friends get drawn in, and when his cranky brother is roped in as well, having massive equipment becomes even more difficult. 49 parts 115k words (#20) Added Oct 2013 Updated 24 Nov 2017 247k views 4.5 stars (83 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase•Incest•Brothers•High School (18+) •t/t•t/t/t

7 Medicine show by Fafhrd and Longbow9 Underendowed College student Terry comes in contact with a mysterious “extension cream” that turns out to be the real thing. Soon, he and his male and female friends are transforming themselves, and some are unable to stop. 174 parts 250k words (#2) Added Feb 2012 Updated 22 Feb 2014 239k views 4.5 stars (27 votes) No comments yet •Cock Growth•Ball Growth•Huge Cock•Hyper Cock•Self-suck•First Time/Virgin•Bisexual•Hetero Sex•Lycra/Spandex•Infectious•College/University •M•M/M•M/F•M/F/F•M/M/F

8 Mind and body by BRK Jack discovers that his knack for hypnosis is actually much more powerful than it should be. Naturally, he uses this to get the upper hand with his sexy jock brother, but that turns out to be a lot more complicated than he’d thought. 16 parts 66k words (#59) Added Jun 2012 Updated 28 Jul 2017 186k views 4.8 stars (108 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Multicock•Straight to Gay•Muscle Growth•Muscle/Strength•Always Shirtless•Getting Taller•Size Increase•App•Suggestion•Incest•Brothers•Hypnosis•Mind Control•High School (18+) •t/t•t/t/t•t/t/t...

9 An unexpected inflation by UberPump A college athlete named Keith and his friends discover what it feels like to enlarge their cock and balls with the mysterious device Keith ordered off the dark web. When things go awry, however, their packages get huge. Keith and his friends go on a massive journey of cock growth, bloated balls, and near exploding junk as they inflate their man parts to their absolute limit. 41 parts 99k words (#31) Added Apr 2020 Updated 10 Jun 2023 180k views 4.9 stars (67 votes) No comments yet •Cock Growth•Cock Pumping•Cockfucking•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Cum inflation•Cum Milking•Hyper Cum•Public Orgasm•Addiction•Straight to Gay•Hyper Muscle•Pec Fucking•Immobility•Muscle Growth•Muscle/Strength•Public Nudity•Increased Libido•Breast Expansion•Getting Handsomer•Voice Deepening•Getting Taller•Forced Growth•Size Increase•Inflation•App•Nanotech•Incest•Brothers•Bisexual•Hetero Sex•Nonconsensual change•Gross Bodily Fluids•Dildos/Toys•Infectious •M/M•M/M/M•M/M/F

10 Chuck, the size thief by spacevlad Chuck, a middling-sized construction worker who wishes he were bigger, finds a way to grow huge. 16 parts 42k words Added Jun 2017 Updated 22 Dec 2017 159k views 4.6 stars (33 votes) No comments yet •Cock Growth•Huge Cock•Hyper Cock•Hyper Cum•Getting Dumber•Other Mental Changes•Muscle Growth•Muscle Gut•Muscle Theft•Muscle/Strength•Belly Growth•Voice Deepening•Giants•Plausible Size Difference•Size Decrease•Size Increase•Hair Growth/Getting Hairy•Getting Fatter•Inflation•Nanotech•Destruction/Violence•Nonconsensual change•Nonconsensual sex•Absorption •M/M

11 The dudes by BRK The guys at school are really susceptible to suggestion—so much so that if you tell them something’s true, it turns out that it actually is true. (Slightly revised throughout as of May 2025.) 8 parts 22k words Added Mar 2010 Updated 17 May 2025 156k views 4.7 stars (61 votes) No comments yet •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Self-suck•Hyper Cum•Public Orgasm•Multi-abs•Straight to Gay•Muscle Growth•Muscle/Strength•Public Nudity•Increased Libido•Getting Handsomer•Getting Taller•Plausible Size Difference•Size Increase•Tongue Growth•Retcon•Suggestion•Incest•Brothers•Hyper Pheromones•College/University •M/M•M/M/M•M/M/M/...

12 Bigger issues by muscl4life Thanks to Kyle, Sean discovered his serum works better than he expected… And now his freaking muscular lover each time is more intoxicated with his newly found POWER, and can such difference of muscular capacity make the couple apart? 6 parts 47k words (#93) Added Dec 2013 156k views 4.0 stars (24 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Hyper Cock•Multi-abs•Straight to Gay•Muscle Growth•Muscle/Strength•Muscle Worship•Size Increase •M/M

13 Forced growth by hyperboi Tyler wakes up trapped in a room where everything seems geared toward forcing him to become bigger, stronger, and sexier. 5 parts 6,397 words Added Oct 2013 148k views 4.4 stars (56 votes) No comments yet •Cock Growth•Cock Pumping•Huge Cock•Hyper Cock•Other Mental Changes•Straight to Gay•Muscle Growth•Muscle/Strength•Forced Growth•Nonconsensual change •M

14 So much cum by Delinqual Cory has a condition that causes him to produce extremely abnormal amounts of semen. It’s not always fun, but it has led to some very memorable moments. 2,165 words Added May 2012 146k views 4.2 stars (25 votes) No comments yet •Hyper Cum •M/M

15 Brother-in-law by Jock Ace, a Marine, meets and becomes enamored of his sister’s fiancé, Josh. A rare (for Metabods) tale with no alterations. 13k words Added May 2006 145k views 4.7 stars (99 votes) No comments yet •Huge Cock•Muscle/Strength

16 Changing Nick by BRK Nick’s computer starts offering him choices between one kind of transformation and another. He soon learns he’s been drawn into a strange conspiracy, even as the changes start to spread to friends, strangers, and secret allies. 18 parts 70k words (#55) Added May 2013 Updated 16 Jul 2022 141k views 4.7 stars (40 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Nipcocks•Multi-abs•Multicock•Multihead•Lots of Legs•Multiarm•Multileg•Multilimb•Three Legs•Multipec•Multitorso•Replication•Stacking•Straight to Gay•Muscle Growth•Muscle/Strength•Always Shirtless•Increased Libido•Getting Handsomer•Getting Taller•Size Increase•Tongue Growth•App•Retcon•Selfcest•Nonconsensual change•Merging•Witch/Warlock/Wizard•Invisibility•College/University •M/M•M/M/M•M/M/M/...

17 Big changes by Ziel Troy’s rapidly growing hypercock is getting kind of embarrassing, especially as it’s caught the attention of a pair of obsessive and very uninhibited twins. 23 parts 104k words (#28) Added Dec 2013 Updated 22 Feb 2025 138k views 4.7 stars (40 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Hyper Cock•Hyper Cum•Incest•Twins•Dildos/Toys•Christmas•Easter•Gay Pride•Halloween•New Year’s Eve•Valentine’s Day•Stories with Images•High School (18+) •M/M•M/M/M

18 Baby brother by Shawn D. Stewart "Kev, did you see a glass here?” “Whoa, man, was that yours? Sorry… I was really thirsty…” “You drank it!?” Aaaaand off we go! 2,874 words Added Mar 2003 137k views 4.5 stars (42 votes) No comments yet •Cock Growth•Muscle Growth•Muscle/Strength•Getting Taller•Incest•Brothers

19 Think bigger by MaxMorphs Mild-mannered Kyle gains an unexpected power over his hunky friends after they all enjoy a magic show during a fateful vacation in Vegas. 24 parts 57k words (#69) Added Jun 2022 Updated 20 May 2023 133k views 4.9 stars (116 votes) No comments yet •Cock Growth•Huge Cock•Hyper Cum•Getting Dumber•Straight to Gay•Immobility•Muscle Growth•Muscle Gut•Muscle/Strength•Getting Taller•Size Increase•Suggestion•Dom/Sub•Hypnosis•Complete•Stories with Images •M/M

20 The alpha touch by Caliburn Young engineer Max has a good deed rewarded with a mysterious rune now tattooed to his wrist. Bestowed with the power to change the body of the men he touches, Max’s life and his friends’ change quite a bit. 18 parts 88k words (#38) Added Jan 2022 Updated 18 Jan 2025 130k views 4.9 stars (256 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Straight to Gay•Muscle Growth•Butt Growth•Increased Libido•Gradual Change•Voice Deepening•Getting Taller•Size Increase•Hair Growth/Getting Hairy•Suggestion•Hetero Sex•Dom/Sub•Nonconsensual change •M/M•M/M/M/...•M/F

1BRK  8,198,374 views across 374 stories
Most viewed: Mind and body, The dudes, Changing Nick, One hot summer, Oh man, Cool bracelet, bro, Metaboi, Casey’s mancock, Sexi-Phi, Body game: Encounter 813, The power of suggestion, Love/shift

2Ziel  2,407,458 views across 101 stories
Most viewed: Above average, Big changes, Hyper active imagination, Claves, the midnight marauder, Gooed friends, Little bro, The biggest dick, Bet you can’t have just one, Thoros, X-mass, Peen genie, The Alpha

3Also Known As  1,533,927 views across 49 stories
Most viewed: Hard body, Supermen, Transform, The good freak, Seducers, Naked, Drug test, Augmentations, The new guy, Nobody’s perfect, Hulkster and Hoppy, Transform: The college years

4Josh Dugan  1,264,546 views across 90 stories
Most viewed: Gay centaur, Four-legged Ivan, Aaron, Brother’s closet, The four jocks continued, Centaur mania, Penis juice, Penis food, Humantaur, Boytaur cream, Adam’s dream, Eric’s jackoff socks

5brazboy  1,024,662 views across 76 stories
Most viewed: Bull brothers, Cave on the Moon, Noel’s literary gift, The cum fairy, MIL: Men of Incredible Length, Synthetic reality, Check this mate, My brother’s closet, The good genie, Eggmen chronicles, New normal, The Red Prince

6MaxMorphs  947,853 views across 20 stories
Most viewed: Think bigger, Sam and Bolt, Red pills, The bodyguards, No reason, Under control, Ever growing, The lucky accident, Dylan & Josh, Growing relationship, Muscle milk, Hunger

7FanTCMan  890,393 views across 20 stories
Most viewed: The brothers, Ad man, Brad’s big change, David devolving, Chris olympus, Company guys, Twelve steps back, Jim’s shot, A perfect revenge, Fantastic island, Family values, Administrator

8RdyRoger  859,638 views across 23 stories
Most viewed: Huge changes: Book one, The gene gene, John the wizard, The Latin twins, Joey’s genie, Figurines, Fred’s odyssey, Contamination, The dorm revised, Morphogenic steroids, Sugar packets, The clockwork dial

9Richard Jasper  816,775 views across 63 stories
Most viewed: The Change, My brother’s boyfriend, Gym fantasy, Grower, Best buds, On the bus, Airport muscle, The Change continues, The adventures of Rex, The muscle machine, What’s it like, A fine bromance

10muscl4life  716,585 views across 16 stories
Most viewed: Bigger issues, Bull’s strength, Bigger issues: Ultimate growth, Derek’s rebirth, Blood lust, The curse, Payback, Muscle evolution, Biggest man of them all, Friendship, Lazarus, The awakening

11NBCK99  673,810 views across 27 stories
Most viewed: Alpha House, Enchanted growth, Shift, Coffee coffee, Tales of a growing teen, Changes in Bigby Heights, The reform party, The four jocks: College buddies, Take me, change me, The bonding, Charlie, Real daydreams

12spacevlad  658,649 views across 13 stories
Most viewed: Chuck, the size thief, Ben gets huge, Tank the bouncer, Summer research, Jon the growing stepdad, Away game, Jake: hand-drawn giant, They’re really sensitive now, Time to bulk up, Orc night at the Eagle, They’re too sensitive now, Magic the Growthering

13Unknown  644,634 views across 29 stories
Most viewed: 17 inches, Grow gravity, For lovers of huge cocks, Big Frank, Experiment in fantasy, Worship, A devil of a deal, Huginex, See Chris grow, The hike, Muscle lab, The serum

14Dream Big  642,768 views across 27 stories
Most viewed: Skin tight, Grow lamp, Just a little bigger, Acclimating, Click bate, Altered, Grow lamp 2: Peter principle, Hey, buddy, Kenji, The barista, Are you sure, The dwindling

15Cris Kane  634,198 views across 39 stories
Most viewed: The six pack, Acting out, A few minor adjustments, Orientation, Mariposa honeymoon: A six-pack story, The boost, Nu-you, Picture perfect, The Perfect Guy goes viral, To a tee, Lather, rinse, repeat, Farm-grown

The grower by BRK Derek has a secret, mostly having to do with how the bulge in his trousers doesn’t even begin to hint at his true size. Unfortunately, at the moment he’s surrounded by guys hot enough to expose what he’s hiding, in a very literal fashion. 3,435 words Added Aug 2025 1,987 views 5.0 stars (8 votes) No comments yet •Huge Cock•Public Orgasm •M/M/M/...

Birthday benefaction by BRK Esmond is thrilled. His birthday has finally come, and he’s looking forward to the end of his year of service with the prickly, sarcastic mage in the tower. What he’s not expecting, though, is a birthday gift from the old man. Does he have an ulterior motive? 3 parts 11k words Added Apr 2025 Updated 23 Aug 2025 9,491 views 4.9 stars (15 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Increased Libido•Getting Handsomer•Gradual Change•Age Regression•Incest•Brothers•Nonconsensual change•Witch/Warlock/Wizard•Medieval(ish) •M•M/M

The o-contest by BRK A 19-year-old online jerkoff star participates in a competitive 60-day no-nut challenge. Succeeding turns out to be harder than he thought. 3,396 words Added Aug 2025 3,484 views 4.9 stars (7 votes) No comments yet •Always Hard•Cock Growth•Ball Growth•Huge Cock•Public Orgasm•Increased Libido•Gradual Change•Social Media •M/M

Sudden changes by BRK Ike woke up with a too-big hard-on that won’t quit and a constant, building need to orgasm that didn’t subside even when he came. And none of that changed the fact that he had to go to work. How the heck would he deal with this? 3 parts 12k words Added Dec 2021 Updated 16 Aug 2025 29k views 4.9 stars (30 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Muscle Growth•Increased Libido•Voice Deepening•Getting Taller•Hair Growth/Getting Hairy•First Time/Virgin•Incest•Brothers•Father/Son•Twins •M/M/M

The four Ds by BRK Four close friends get away for a mountain cabin vacay, only for the environs to make them hornier than usual. 14 parts 60k words (#65) Added Apr 2024 Updated 9 Aug 2025 31k views 4.8 stars (26 votes) No comments yet •Always Hard•Cock Growth•Cockless•Nipcocks•Self-suck•Nipple Emissions•Extra digits•Multicock•Multihead•Boytaur•Four Legs•Multiarm•Multileg•Multilimb•Six Legs•Multitongue•Multitorso•Replication•Stacking•Hyper Muscle•Muscle Growth•Always Shirtless•Increased Libido•Detachable•Getting Handsomer•Voice Deepening•Getting Taller•Plausible Size Difference•Size Decrease•Mouthcock•Incest•Brothers•Body Swap•Time Travel•College/University •M/M•M/M/M•M/M/M/...

Griff the natural by BRK On a relaxing cross-country road trip, Griff can’t help but make a couple of sexy new friends. That’s just the way his life goes. 3 parts 11k words Added Apr 2025 Updated 2 Aug 2025 8,221 views 4.7 stars (7 votes) No comments yet •Huge Cock•Public Orgasm•Straight to Gay•Always Shirtless •M/M•M/M/M•M/M/M/...

Egregious Fantasy by BRK Seth lives a normal life in a humdrum world, until he happens to run into a guy who in every way surpasses anything he’s ever dreamt of. 3 parts 18k words Added May 2025 Updated 26 Jul 2025 14k views 5.0 stars (12 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Multiarm•Pec Fucking•Muscle Growth•Muscle/Strength•Muscle Worship•Getting Taller•Plausible Size Difference•Size Increase •M/M•M/M/M•M/M/M/...

Milo’s big secret by BRK For small-town boy Milo the growth that came with puberty never ended. He kept growing and growing, especially in a certain area, and now at 19 he’s sure he’s too much of a freak to know any love but his own. What he hasn’t reckoned on is Jeremy, a take-charge type so beautiful there’s no way Milo can hide his secret from him for long. 3 parts 12k words Added Jun 2022 Updated 19 Jul 2025 30k views 4.7 stars (29 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Self-suck•Hyper Cum•Muscle Growth•Increased Libido•Gradual Change•Voice Deepening•Getting Taller•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Hair play/Body hair •M/M

Cum dosing by BRK Mark’s hunky roommate, Aaron, is dead set on getting bigger, and Mark has a vested interest in making it happen. 4 parts 22k words Added Mar 2025 Updated 19 Jul 2025 30k views 5.0 stars (57 votes) No comments yet •Cock Growth•Ball Growth•Huge Cock•Self-suck•Hyper Cum•Straight to Gay•Muscle Growth•Muscle/Strength•Gradual Change•Size Increase•College/University •M/M

Joy ride by BRK Tag and Lys are only pretending to gad about the universe in their grandparents’ borrowed sportscruiser, Lys rather less willingly than Tag. Then the universe takes a hand and makes it all a little more real. 2 parts 7,638 words Added Jun 2025 Updated 12 Jul 2025 7,187 views 4.9 stars (7 votes) No comments yet •Cock Growth•Ball Growth•Huge Cock•Hyper Cock•Other Mental Changes•Straight to Gay•Getting Handsomer•Getting Taller•Incest•Brothers•Nonconsensual change•Space Travel•Set in the Future •M/M

Three hearts as one by BRK When Saul’s village is threatened, he and his friends Jurgen and Hector must seek out the one man who might be able to help them. 11k words Added Jun 2025 2,191 views 5.0 stars (2 votes) No comments yet •Muscle Growth•Muscle/Strength•Transformation•Size Increase•Human to Animal/Anthro•Hair Growth/Getting Hairy•Werewolves•Witch/Warlock/Wizard•Fantasy Realm•Medieval(ish) •M/M•M/M/M

Hair presumptive by BRK Rider’s new housemate, Isaiah, is extra-hairy, and it’s not there just to look at. 3,265 words Added Jun 2025 2,141 views 5.0 stars (8 votes) No comments yet •Hair play/Body hair •M/M

Hanging out by BRK Two guys chillin’ and thinkin’ about dick. Thinkin’ real hard. 1,757 words Added Jun 2025 3,024 views 5.0 stars (7 votes) No comments yet •Human to Cock•Cock Body•Transformation •M/M

The server life by BRK Extras-lovers Silas and Jed meet up on a chat server, only to discover the software has some unexpected features. 2,829 words Added Jun 2025 4,531 views 5.0 stars (4 votes) No comments yet •Cock Growth•Huge Cock•Multi-abs•Multicock•Boytaur•Four Legs•Multiarm•Multileg•Multilimb•Multipec•Stacking•Muscle Growth•Getting Handsomer•Mouthcock•Social Media •M/M

Flashmob 2 by BRK In the sequel, Christian finds the strange bounty his sleeping jockbro freshman roommate has left him: an outdated camera with several strange and unexpected settings. 2 parts 4,303 words Added Jun 2025 5,127 views 5.0 stars (4 votes) No comments yet •Replication•Muscle Growth•Getting Handsomer•Getting Taller•Selfcest•Dragons•Fantasy Realm •M/M

Best self by BRK “Viral video” doesn’t always mean what you think it means. 2 parts 4,420 words Added Apr 2025 Updated 24 May 2025 15k views 4.6 stars (8 votes) No comments yet •Cock Growth•Huge Cock•Other Mental Changes•Straight to Gay•Muscle Growth•Always Shirtless•Getting Handsomer•Getting Taller•Retcon•Nonconsensual change•Shapeshifting•College/University •M•M/M

The dudes by BRK The guys at school are really susceptible to suggestion—so much so that if you tell them something’s true, it turns out that it actually is true. (Slightly revised throughout as of May 2025.) 8 parts 22k words Added Mar 2010 Updated 17 May 2025 156k views 4.7 stars (61 votes) No comments yet •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Self-suck•Hyper Cum•Public Orgasm•Multi-abs•Straight to Gay•Muscle Growth•Muscle/Strength•Public Nudity•Increased Libido•Getting Handsomer•Getting Taller•Plausible Size Difference•Size Increase•Tongue Growth•Retcon•Suggestion•Incest•Brothers•Hyper Pheromones•College/University •M/M•M/M/M•M/M/M/...

Body and mind by BRK Exasperated by college, work, and home life, Barry stumbles across an obscure app that might at least help make his insufferable, annoyingly sexy older brother Vince a tad easier to live with. 7 parts 39k words Added Nov 2024 Updated 3 May 2025 32k views 4.7 stars (43 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Self-suck•Public Orgasm•Replication•Other Mental Changes•Straight to Gay•Muscle Growth•Muscle/Strength•Always Shirtless•Increased Libido•Getting Handsomer•App•Retcon•Suggestion•Incest•Brothers•Nonconsensual change•Hypnosis•Mind Control•College/University •M/M•M/M/M•M/M/M/...

Kris and Minato by BRK Two best friends on a class trip get some help declaring their feelings for each other. 7 parts 30k words Added Nov 2024 Updated 26 Apr 2025 27k views 4.9 stars (20 votes) No comments yet •Always Hard•Cock Growth•Cockfucking•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Nipple Emissions•Multicock•Multiarm•Hyper Muscle•Muscle Breast•Muscle Growth•Muscle/Strength•Always Shirtless•Stretchy•Butt Growth•Hyper Anus•Increased Libido•Getting Handsomer•Voice Deepening•Getting Taller•Plausible Size Difference•Size Increase•Hyper Tongue•Tongue Growth•First Time/Virgin•Incest•Brothers•Twins•Complete•College/University •M/M

Fallout by BRK Jesse comes home exhausted and just wants to put his feet up. That warning notice on his front door can wait, right? 2,206 words Added Apr 2025 7,814 views 4.3 stars (6 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Foot Growth•Gradual Change•Size Increase•Nonconsensual change•Complete •M/M