Adventuretimefanfic Stories

PRISMO X Y/N(any gender reader) SLOW BURN FANFIC :3!!!! You, a cosmic entity, has been invited to a party from your friend, Cosmic Owl. Who hosted the party? Prismo th...

These are just Finn x Fern oneshots. I just got done watching Adventure Time and now I'm low key obsessed with Finn and Fern. I don't know how long this obsession will l...

The human race has decided to partake in a devastating nuclear war known as The Great Mushroom War. The largest bomb made has just been dropped, releasing powerful evil...

Adventure time fanfic I guess! They did winter king dirty by only giving him one episode >:( maybe they'll give more in future but for now I'll write my own story on...

an alternative bubbline first kiss <3 sorry idk wtaf this is

ill make this better later lolol [I plan to make this story have a copy with my self-insert later lolsies]

This is the story of how a Candy Princess, and a Vampire Queen fall in love. "Oh, Darling. If you leave me, I'll never make it alone. Believe me, when i beg you. D...

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

gumlee idk

A Love story with Marshell Lee the Vampire King

Delilah is a new girl who comes to an unusual town and meets an adventurous boy named Finn. She starts to have adventures with Finn and gets these strange feelings for h...

Amethyst a trouble making music loving eternal 18 year old vampire, got caught spray painting the candy kingdom one day by an unsuspecting Marshall Lee on his way back f...

A story I made inspired by Adventure Time, about Jake and his family. (Note: Lady's Korean isn't just random Korean letters they really have a meaning I used a Korean to...

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...

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...

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...

Marshall has always had feelings for Fionna but as the time draws near, will he be able to confess them?

This story is about a girl who suddenly showes up in the land of Ooo and no one knows who she is or how she got there... P.S. There's also Finn and Jake, too And pretty...