One Piece Mpreg Birth Fanfiction Stories

354,774 results
Orientation
Length
Source
Infinite Scroll
SmutMD: The World's Biggest Erotic Literature Search Engine.
© 2025 SmutMD.com

The Road to Recovery

by theilluminaughty on Sep 16, 2017
Transsexuals & Crossdressers

MPreg em.preg The term is short for Male Pregnancy and is most often used in fan fiction to describe the surprising occurrence of pregnant males. It is most typically seen in male/male pairings, but has occasionally sprung up in other situations. Is most commonly used as an adjective. ----- What would you think if I told you I wanted to write a Tyler Oakl...

(BACK SOON!) Alpha and Omega University

by FenFenScreeScree on Apr 22, 2025

In a world where there is only one sex, men must attend a school that proceeds graduate school. At Alpha and Omega University, men are divided into two categories; per the name sake, alpha males, or omega males. There is no room for the beta, the in between. Either you are a leader, or a follower; a dominant, or a submissive. Only Alphas will continue on, fu...

Open in Reader

Dick World

by darkness_drearing on Dec 25, 2019
Bisexual

For contributors As was stated at the top: while there were will be two general threads to go off of (for a guy and girl), feel free to create your own characters or scenarios. The only shared premise among them needs to be that they find themselves, however you decide that happens, in this universe and, as The Eagles would say, "You can check out any t...

Open in Reader

Aviators

by theilluminaughty on Sep 16, 2017
Transsexuals & Crossdressers

As an aviator, I have a certain set of characteristics. I have both genders of genitalia, I have wings, and I have relatively light bones. The latter two mean I can fly with ease on my home planet Col. The former means I can get pregnant and also impregnate. Contrary to the rigid gender boundaries of Earth, everybody on Col made a practice of being genderqu...

Multiverse of lust

by Angellis95 on Apr 22, 2025

Treat this as a writing prompt and I'm not that good at grammar I would like to apologize The synopsis and the title tell just about all you need to know about what you should expect I'm hopefully going to create a world since I technically just created the Multiverse each individual world will be created by you guys or myself I'm not going to really censor...

Open in Reader

Femboy Autocracy

by Azaylia on Mar 1, 2021
Science Fiction

In 2027, a mad horny scientist unleashed her diabolical weapons in an attempt to turn the world into her sexual paradise. She released two custom-made viruses. one that would affect men, and one women. They rapidly spread to the entire population, brining their effects with them to all but 0.00001% of the population. For women, the effects caused futaficatio...

Open in Reader

Sacrificial Supremacy

by CupaMontoya on Apr 29, 2025

**PUBLIC STORY** (For the sake of legality, all characters depicted are 18+) Throughout the multiverse, a truly absurd number of lost artifacts found their way into the hands of mortals, whom immediately used them to fulfill their desires. Whether it be perverted, greedy, or mundane, the tools of gods were oh so frequently used and abused by mortals. This ar...

Open in Reader

Pregnancy Tag

by Doom911 on Apr 29, 2025

Some say it began as a curse from a witch made to waddle, others a blessing bestowed by a swollen goddess of fertility, others think that it was created on the internet for the sake of smut. Its origin unknown its effect is not, bound to a bit of paper the Pregnancy tag allows a mother to be to play Pregnancy Tag. In order to play the bearer of the belly mus...

Open in Reader

A Knight's Quest

by theilluminaughty on Sep 19, 2017
Transsexuals & Crossdressers

Hey Guys, I've been off for a while, I know. On Motherly Love Ch. 3, I just want to say that I'm trying to make it a little bit longer so there's some real stuff happening. Give me time. I'm coming up with all these mpreg stories. This is one of them. The Illuminaughty ----------- The setting is a sort of medieval age. In the land of Aberdeen, it was mos...

The Camp Half-Blood Collection

by zt20 on Apr 22, 2025

Welcome Percy Jackson is a comfort place for me, and this is where I vent. I don't know how many stories this will end up including, and I'm sure it will occasionally go on hiatus. I get a lot of my erotica writing plot inspiration from Grimbous who is the author of "Runt of the Litter" here on CHYOA. I've played a lot of text-based games as well l...

Open in Reader