Hyper Anus

An anus that's been made rather more accommodating than normal.

  Child of:  Other Physical Attributes. Related tags:  Amputation;Body Part Rearrangement;Body Parts in Strange Places;Crotchhead;Hyper Anus;Man Scent;Pointy Ears;Stretchy;Voluptuous Men.

  Tag Group:  Transformation.

15 stories found Sorted alphabetically Total word count: 135,628

A 2

Addiction by Hatman “… I gotta have more! I need more! Give… me… MORE!” pleads our young scientist. 1,925 words Added May 2010 42k views 4.3 stars (15 votes) No comments yet •Cock Growth•Huge Cock•Cum inflation•Hyper Cum•Stretchy•Hyper Anus •M/M•M/M

Adventures of an Ivy League himbo by iHeywood This is a story all about how Liam Montgomery became the best himbo ever while a student at an Ivy League university. 2 parts 5,749 words Added Jun 2022 14k views 4.9 stars (18 votes) No comments yet •Huge Cock•Hyper Cock•Nipcocks•Hyper Cum•Nipple Emissions•Multicock•Hyper Anus•Male Pregnancy•Incest•Father/Son•Set in the Future •M/M•M/M/M

B 1

Best body modification ever by Oneleg Smith Mike meets an unconventional surgeon who specializes in improving your body and making sex better in unexpected ways. 1,994 words Added Mar 2019 22k views 4.2 stars (9 votes) No comments yet •Cock Growth•Huge Cock•Hyper Anus•Transformation•Rubber/Latex

E 3

Emission transmission by Cumguts Big grey orc Burz gets a mysterious gift in the mail, and incidentally discovers that he might have a future career in streaming on a new kink website geared explicitly toward cum inflation enthusiasts. 3 parts 3,593 words Added Jun 2022 10k views 4.3 stars (10 votes) No comments yet •Cum inflation•Hyper Cum•Muscle Gut•Hyper Anus•Belly Growth•Orcs•Urban Fantasy•Stories with Images •M

Enlargement by Boston Guy A medical engineer develops nanotechnology that could cure the world of multiple diseases. But his true motivation is not so noble. 5 parts 15k words Added May 2013 63k views 4.6 stars (30 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Straight to Gay•Muscle Growth•Muscle/Strength•Hyper Anus•Increased Libido•Gradual Change•Transformation•Size Increase•Nanotech•Nonconsensual change•Infectious •M/M•M/M/M•M/M/M/...

Exotica by Hidevidence A collection of short stories set in various fantastical worlds specifically designed to facilitate incredible, absurd sexual pleasure between men.  2 parts 3,474 words Added Nov 2022 Updated 31 Dec 2022 8,518 views 4.7 stars (9 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Hyper Cock•Prehensile Cock•Always Cumming•Hyper Cum•Multicock•Replication•Other Mental Changes•Hyper Anus•Transformation•Retcon•Selfcest •M/M/M/...

G 1

Gym story by Kisho Nakamura Alex decides to join a gym. One of the trainers there provides him with something that may aid in his development. 4,464 words Added Jul 2009 25k views 4.5 stars (11 votes) No comments yet •Cock Growth•Huge Cock•Cum inflation•Muscle Growth•Muscle/Strength•Hyper Anus •M/M

I 2

The inflation of pleasure by Lionel E. Linklander A man discovers that his friend’s huge cock and its ability to swell with cum and becomes obsessed with making it hold as much cum as possible. The result is an inflation of cum that is almost out of control.  1,638 words Added Jul 2023 8,819 views 4.6 stars (17 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Hyper Cock•Cum inflation•Cum Milking•Hyper Cum•Immobility•Stretchy•Hyper Anus•Belly Growth•Forced Growth•Complete •M/M

It’s never enough by K. Theeunknown All Trent wants is companionship, until his inner size queen takes him down a deep rabbit hole. Will he ever be able to clean up the nearly uncontrollable mess he’s made? 3 parts 6,734 words Added Jan 2023 Updated 11 Mar 2023 26k views 4.8 stars (36 votes) No comments yet •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•Hyper Anus•Getting Taller•Forced Growth•Size Decrease•Size Increase •M/M

J 1

Just between fiends by Cumguts Regular buff guy Dean is met with an unwanted guest (or two) over breakfast. Things get considerably stickier when he tries to get rid of them. 3,422 words Added Nov 2020 12k views 4.6 stars (13 votes) No comments yet •Hyper Cock•Cum inflation•Hyper Cum•Muscle Breast•Voluptuous Men•Hyper Anus•Demons •M/M•M/M/M

K 1

Karma pills by Musiker Steve has been bullying the other members of Matt's Gym for ten years. When Matt gives Steve a new kind of muscle-enhancing pill, he conveniently forgets to mention some significant side effects. 5 parts 24k words Added Jun 2019 Updated 27 Jul 2019 32k views 3.8 stars (19 votes) No comments yet •Cock Growth•Cock Shrinking•Cockless•Huge Balls•Huge Cock•Hyper Cum•Getting Dumber•Other Mental Changes•Straight to Gay•Muscle Growth•Muscle/Strength•Hyper Anus•Gradual Change•Getting Taller•Plausible Size Difference•Size Increase•Dom/Sub•Humiliation•Nonconsensual change•Sex-Slave•Bodily Fluids•Anthro/Furry•Mind Control •M/M•M/M/M

L 1

Little devil by Distendo A young man has a shady present and even shadier past, cursed by the gods to rob men of their ability to sire offspring. What kind of person will he become? 2 parts 6,799 words Added Dec 2023 Updated 11 May 2024 4,755 views 3.2 stars (5 votes) No comments yet •Huge Balls•Huge Cock•Prehensile Cock•Hyper Cum•Hyper Strength•Muscle/Strength•Hyper Anus•Feeding•Gradual Change•Size Increase•Bisexual•Hetero Sex•Cock Cage•Sex-Slave•Dildos/Toys •M/M

M 2

Modern rites by red_king Matt’s life changes forever when he receives divine investiture from an old fertility god, fallen from the pantheon, in exchange for his devotion and cooperation in finding more followers. At first it sounded like work, but soon he’s having too much fun to care. 16 parts 47k words (#81) Added Dec 2018 Updated 4 Jun 2022 40k views 4.7 stars (38 votes) No comments yet •Cock Growth•Huge Cock•Hyper Cock•Cum inflation•Hyper Cum•Pec Fucking•Muscle Breast•Muscle Growth•Butt Growth•Hyper Anus•Getting Handsomer•Transformation•Plausible Size Difference•Size Increase•Destruction/Violence•Restraints•Pagan gods•Supernatural•Immortality •M/M•M/M/M

Muscle monster by Cumguts Looking for a second glimpse of an impossibly muscular mysterious gym crush, you decide to take some advice and spend an evening checking out his blog. You and your cock might just have a new favorite website. 4,049 words Added Sep 2023 8,857 views 4.8 stars (4 votes) No comments yet •Hyper Cock•Hyper Cum•Nipple Emissions•Hyper Muscle•Muscle Breast•Muscle Growth•Pointy Ears•Voluptuous Men•Hyper Anus•Demons•Orcs•Urban Fantasy•Complete•Stories with Images •M

S 1

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

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