
#1
ẄÖŔĿĎ ÖḞ ṮẄÖ •||• Finn X Readerby ❦ℓα_ℓαвs❦
❝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...

#2
Lost In Ice (Various x Fem. Reader)by YourNewMother
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...

#3
When I Don't Remember You (Simon X...by Inactive sobs
"Please forgive me for whatever I do, when I don't remember you."
You cross paths with Simon Petrikov, who has an interest in ancient artifacts. One day, he...
Completed

#4
Finn x Reader: The Fate Of Two Hum...by it's called artzzz
DISCLAIMER: IT WAS WRITTEN IN 2015! I WAS 12 OK! SO DON'T JUDGE MY WRITING!
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You are (y/n) (l...
Completed

#5
Insects and Arachnids Don't Mix (S...by A Multiversal Ringmaster
"Ah, a magical land full of adventures, love, fun, magic, and many more; The Land of Ooo. ...Oh ...wait they were only dreams ...almost like the dreams Fionna has h...

#6
Timelessby lazernoob lazerlol
Adventure Time X OC
During the Great Mushroom War, our main character was one of the few lucky survivors when everything was destroyed, broken, or shattered. The world a...

#7
The Grey Area || Adventure Time ||by Skyral
Incarnations of Evil
Incarnations of Good
But what about the In Between?
(I Do Not Own Any Adventure Time Property and All Rights Go to Cartoon Network and Affiliates)

#8
Adventure Time: Synthetic Life (An...by Dunked_oN
The land of ooo Is a world of magic, mystery and danger. While out searching for a "mysterious relic" with Finn and Jake, Princess Bubblegum fell into an under...

#9
Delinquent (Marshall Lee x Reader)by Clary
Marshall Lee x Reader high school AU~
It all started when the delinquent new kid Marshall Lee got assigned as my partner for a sex-ed project. And then he wouldn't leave...

#10
Finn x Reader (Editing)by J a m i e
You wake up to the sweet smell of sugar and honey gliding past your nose.
Sitting up, you realize that this place is unfamiliar to you. You dig through your mind to try...
Completed

#11
Birthday Chains and Grass (Adventu...by MysticallyBadWriter
Alright so basically I wanted to try to create some sort of scenario about what would happen if Fern actually managed to succeed at his attempt to capture Finn and steal...
Completed

#12
Adventure Time: My one and only (F...by Victor Hernandez
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...
Completed

#13
The Lost Adventureby RisGames
The Ice King has always been an outcast. He's can never be in the land of Ooo without annoying someone. He's not wanted because he's always talking about finding a Princ...
Completed

#14
The Fifth Mark | Wattys 2025by THAT CAT GOT OFFENDED
In a land where magic lingers in every shadow and the past whispers through enchanted artifacts, Rue inherits the knowledge of ancient elves. From forgotten forests to n...

#15
Bittersweet - Bubbline AUby TG
Marceline is a pure mess. She's in the bottom of the world. There's nothing on her life that wasn't gone wrong.
Bonnibel is the school's princess. She's in the top of ev...
Completed

#16
Ten Reasons The Ice King Shouldn't...by Louis Holmes
Oh the many ways the Ice King annoys Finn and Jake while staying at the Tree House...
Completed

#17
Hurry Up And Save Me (Finn × Reade...by SquishySmithIII
You, Y/N, are a wizard of sorts. You have the power to heal or destroy, but your services come at a price. For all except one.
Finn the Human.
Finn was the hero of Ooo;...
Completed

#18
Fireflies (marshall and marceline)by elMar135
everything happens for a reason, right? it just happened that Finn found a cave that joins the two dimension, like a mirror. the world on the other side was known as 'Aa...
Completed

#19
My Crazy Obsessionby B
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...
Completed

#20
Once Bitten Twice Shy (Marshall Le...by Katjaface
Accidentally (?) turned into a vampire, the reader has had no choice but to adapt to Marshall Lee's lifestyle. But his lifestyle had taken an abrupt turn into that of so...
Completed