Adventuretime Stories

you were neighbors with Fionna Campbell, friends too, but you sure as hell weren't friends with her friend Marshall Lee. You two hate each other.. ..or do you?

Just a doctor living near the outskirts of Ooo

There isn't much you can do if a crazy boy starts attacking your hometown. You're not a hero. But what you can do is distract the boy and give the townspeople enough tim...

Fionna the Human, a 18 year female teenage girl, who's best friends, or to consider her as her own sister, Cake the Cat. The two of them grew up together since babies, a...

❝𝐃𝐢𝐝𝐧'𝐭 𝐈 𝐩𝐫𝐨𝐦𝐢𝐬𝐞 𝐭𝐨 𝐩𝐫𝐨𝐭𝐞𝐜𝐭 𝐲𝐨𝐮 𝐟𝐨𝐫𝐞𝐯𝐞𝐫? ❞ •||• An Adventure Time Fanfiction consisting of the all famous hero of Ooo and the one and o...

Adventure time. Come on, grab your friends. We'll go to very distant lands with Fionna and Jake and Y/N too. The fun will never end. It's adventure time.

Y/n awoke in a bed made of ice that was covered in blankets. Now she's the daughter of a crazed wizard who kidnaps princesses to try and marry. In short: Y/n wakes up wi...

FinnxOC love story A hero is born, poised to take on an array of challenges that life will throw in his path, always determined to rise above and emerge victorious. This...

These stories just involves Beast Wirt, Bipper, and Ice Finn. Sometimes they will have other characters but it's unlikely. Anyway hope you enjoy!

Finn, the protecter and hero of the Land of Ooo, falls terribly ill. Princess Bubblegum begins to fear for his life as his condition worsens. The Ice King hears about hi...

That was a long time ago...Do you still feel the same? .....I know I do.....

Two best friends, a blue jay named Mordecai and a brown raccoon named Rigby, work as groundskeepers at a park, along side their vampire/demon best friend Y/n spend their...

Takes place after Weirdmageddon. Bill feels disappointed about being beaten by the Pines family. Again. With absolutely nothing else to do, Bill decides he should go wor...

Y/N seems like an Ordinary person who was Athletic, A good fighter, and was overall a nice person but something was always off about him! When the Humane 7 decided to fo...

A street urchin with no name or family dies only to wake up in a familiar world as a one of the cornerstones of the elements. Yet this familiar world has many unfamiliar...

Appearing from a pillar of light, a young boy with a passion for music, has landed in Ooo, and has no recollection of how he got there, but what he does now, that he has...

(Y/n) lived with Finn and Jake doing whatever they can. But when Princess Bubblegum sends them to a quest to shut down a 'dangerous' portal, (Y/n) is pushed in and put i...

[WARNING: Mpreg. Don't like? DON'T READ.] *This is an Adventure time gender-swap story about Prince Gumball and Marshall Lee, (Gumlee.)* Marshall has always been a tro...

When Marceline the Vampire Queen finally realizes she has a massive crush on, now 18 year old, Finn the human, she's not exactly sure what to do. In this Adventure Time...