Betty and Marceline friendship Au. What if Betty never went completely solo in trying to save Simon?

After choosing life, Finn makes amends with Flame Princess.

Marshall aparece en el departamento de bonnie en medio de una tormenta literal y metafórica buscando la calma que solo ella podría darle en ese momento Au basado en los personajes de hora de aventura, donde son adultos jóvenes en un mundo normal Me encanta el fiolee pero ese fic me salió natural con esta pareja

After the events of Mama Said, Finn and Jake not only lost their job but also their home thanks to the King of Ooo. Luckily, they were able to get new employment from an ally. Co-op by TME and I. NO FLAMES PLEASE! Only constructive criticism.

Finn and Jake discovered a portal outside of their treehouse. They both decide to go on an adventure through the portal, but will they be able to return home? What strange world will they end up in? Find out and see!

prismo discovered an alternative ooo where Finn and Phoebe lives are swap

Fionna was over the moon. She finally worked up her courage to ask out her favorite prince, and he said yes. Marshall Lee on the other hand was not as thrilled. (Endgame Fiolee)

This new story of Finn's is much different from the others, look to a new Adventure Time with a new Finn in tow

A detailed fanfiction idea that I feel like I put a lot of heart into. I'm sending it off into the internet in case I ever lose it. FP/Finn's relationship starting on a much healthier note, meant to be wholesome, FP is more relaxed and happy because of Finn. **Chapter 1 Dialog Added**

ice king strikes a deal with a witch once banished from the candy kingdom by bubblegum's great great grandfather as she grows and captures bubblegum to keep as her prisoner

An AU where Ooo is all female, with the exception of rare males, and Fionna the Human is about to experience an interesting birthday present that will lead more. Mass Harem. Co-op by TME and I. No Flames, only constructive criticism.

What if at the end of the Cooler, Phoebe being 18 here, pretty much gave Bubblegum an ultimatum to keep her kingdom from being destroyed by Phoebe and her army... nuff said expect plenty of lemons, and Bubblegum getting dominated... and Phoebe stealing Marceline from her... no Finn lemons here people, expect heavy Futa on female, creature on female, male on female, ETC.

18 year old Finnegan Campbell lives on Founder's Island with his mom, but through a series of unfortunate events, he winds up on the shores of Ooo. And becomes a Helper in ways he never thought were possible.

parody of Disney's the hunchback of Notre dame with adventure time characters. btw please note that glassboy is a character from the spinoff series distant lands. and Gumbald is princess bubblegum's uncle in the original series in case you didn't know.

While exploring a new dungeon, Finn is stuck in a time loop that resets every time he opens his eyes. Will he be able to escape this loop, or will he be forced to live in it with the god-like ability to reset time whenever he wants? Wait, is being in a time loop even a bad thing?

After rubbing a pot, Finn meets someone that can help cater to his needs. New story by TME and I. Sonic reference in the story. No flames, only constructive criticism is welcome.

The Green Knight

Maybe it was the way she looked at the falling snow with childlike wonder, or the way the white flakes looked beautiful before they melted in her hair; but in that moment, Bonnie knew everything was going to be okay. High school AU. (slow burn; reupload)

Marceline moves into her new college dorm only to find out that her room mate is her ex best friend. And her local barista. And her fake girlfriend. And her… fiancé? Marceline's not even sure where to start.

After crossing a line with her former enemy turned lover, Flame Queen Phoebe just can’t help herself from being drawn to Don Jon in the Bondage Kingdom. Rated M for adult themes. Based off a what-if in Lillum’s Lewd Prison. Collaborated with Atomsk the Pirate King.

After Jake's funeral, Finn is in a depressive slump. The fact that Ooo has been uncharacteristicly peaceful isn't helping matters. When Finn gets a call from Jake's son, Kim Kil Whan, he learns that he isn't the only one struggling.

Adventure time: A New Era fanfiction written by: Destiny/Bossman on discord ideas: Sebastian, Aymgames, WheelyCool: 1000 years after the war and events of Adventure time so get ready to see alot of chapters and a dedicated fanstory and with some old and new foes returning and familar faces, This story mostly follows Shremy perspective! Adventure time! (WIP) (Credit to the artist)

Commissioned by TomdaBomb27. Slow burn story of Finn becoming Bronwyn's mentor as she quests to become a great adventure like her Grandfather and Great Uncle. Join us as the two struggle, learn, grow. As their bond becomes stronger lines begin to blur. BronwynXFinn

(Based off of various influences like Scissor seven, the Guild of assassins from Adventure time, and others, Atomsk and I give to you all... Assassination time) This story takes place 500 years after the Canon AT timeline so many of the old AT cast are gone but are not forgotten... and some are reincarnated... some are not... but all the stars are kick ass assassins...

Finn and his friends narrowly prevailed during the events of In Extremis. And yet, the Land of Ooo remains on the verge of crisis – a flashpoint of clashing convictions, covert agendas, and re-emergent threats. The wheel of fortune is poised to turn once more with all the world racked upon it. Its champions will have to confront what they keep hidden if they wish to save it.