Adventuretimefanfiction Stories

In the safe, protected forests of Ooo, at last, an heir to the Cyclops kingdom was born; but at what cost? Many a year later she rediscovers the importance of magic and...

What was once thought to be a holy war has changed. The evil warlock Malick, has decided to take revenge on those who cast him out, using both, his inner circle, and the...

Finn takes a break from the treehouse to explore but then he finds fern. So they haft to fight till the end or will they. Created by seth Raisor...

This is an original - spin off'ish fanfic of one of my favorite cartoons, Adventure Time. The story does nOT follow Finn, Jake or any other adventure time character (on...

It's a thousand years in the future in the land of Ooo. The world has drastically changed over that period but Marceline thought nothing of it. These days, she's been st...

finn is in a pickel(sorry i said that, im wierd) when both Huntress Wizard AND Flame Princess come to see him and after that he is forced to make a choice, a BIG choice

"The warm hearted princess was gone. The innocent girl searching for her family was replaced. There was nothing left. Only memories of her dark past. Because once y...

gumlee idk

Fionna has the worst cold ever, but Cake is out buying groceries so she is home by herself. Marshall comes over and surprises Fionna, but once he finds out she has been...

Marceline's guitar session is interrupted by a pretty girl with bright pink hair and joy in her eyes. She doesn't mind.

A fanfiction about couples in Ooo & Aaa. And more.

MODERN AU Note: This is a Marshall Lee x Gumball fanfic, which will contain fluff and cuteness. Mature content will be included, and YAOI. So, if you are uncomfortable w...

Adventure time fanfiction. This story is about how one thing change the life ahead. How the life changes for Fionna, Marshall, Prince Gumball, Marceline, Princess Bubbl...

Hi, my first fan fiction and on none other than Adventure time!

Fionna the adventuress. Sounds pretty dreamy, huh? Nahhh! She' the savior of Aaa! A tomboy, a bro! A white bunny hat, blonde hair dark blue shirt, light blue skirt, with...

Fanfiction, involves smut. gezel is the last human in Aaa, but when she climbs the wall that splits the world in half she meets a human boy and a magic dog. what will ha...