
#1
Adventure Time with Fionna and Mar...by Eliza Ann
When Gumball's new experiment goes awry, it leads Fionna and Marshall on an unexpected journey together, forever entangling their futures . Potions, broken hearts and jo...
Completed

#2
Waiting For You - Fioleeby ashleyLeanneTW
Fionna and cakes adventures have slowly came to an end it seems, Cakes is usually busy with lord M now and as much as the sisters love each other.. Fionna has almost bec...
Completed

#3
Everything's gonna work out just f...by Shookspeare
Emotions are strange, and growing up doesn't just include that change in one's self, but-much to a certain hero's dismay-change in others as well.
Completed

#4
When Good Meets Bad(FioLee)by Yrienshii08
Fionna the Human has always been that good girl, and Marshall Lee Abadeer has always been her opposite. But even so, they're best buddies. Or so Fionna thought.
When Fio...
Completed

#5
Sparks flyby 606 EXTREME
Fionna is stuck in the tree house until the rain stops. She started wishing Prince Gumball, or at least someone, was there but to her luck, someone was there. And that s...
Completed

#6
Finnceline the start of the endby 101bluewolf
It has been 16 years since the lich war Finn and marcy have a family and they have meet the land of aaa. but what will happen when trouble strikes! First fic hope you...

#7
Returning to the Night O'Sphere (F...by Nicole
THIS STORY IS UNEDITED. WILL BE UPDATED IN THE NEAR FUTURE.
Marshall Lee The Vampire King must return to the NightO...
Completed

#8
Until Time Breaks us Apart (FioLee...by b1rdm0m
Enjoy this marshall lee and fionna fanfic \(^w^)/ (the title even gives me feels ;A; xD lol)

#9
Someone's sleeping in my bed.by Alexis_is_happy
Fionna has seen all that is to be see saw in the land of Aaa, what happens when she sets off by herself to face the big scary universe? Will she be ok? What happens when...
Completed

#10
bad little boy | fioleeby lee
Fionna was simply the heroine of Aaa, and Marshall Lee the Vampire King.
But when they begin hanging out, feelings emerge and they find themselves falling head over heel...
Completed

#11
I will love you forever. by fern_the_human
Finn and marceline catch up after two years.
Ps: I hope you enjoy reading my second attempt at writing a finnceline story on Wattpad I promise to do my best.

#12
The Strange Case of Dr. Marshall a...by Peaced Out Long Ago
Are you guys ready for a new Fiolee adventure? One with blood rain, Lincoln, Olivia kidnapping them for karaoke, Siofra Grear, Orpheus and Eurydice, EXTREME awkwardness...
Completed

#13
Candied Royaltyby Septiplier Trash
Prince Gumball x Reader. No more to be said.
I maaay have a tiny weeny huge crush on Prince Gumball. Ok, make that a ginormous crush. He's so cute!

#14
My bad little boy (fiolee)by Brianna Savage
Marshall lee and Fionna have been friends forever. He's her best bud but what will happen when she starts to develop feelings for the vampire king. and the shocking turn...
Completed

#15
The Choices I Have To Makeby NeverForgetToday
[Complete] FanFiction of Adventure Time: Fionna and Cake. This story is about Fionna the human and Marshall Lee the Vampire King with a few other people. Fionna and Mars...
Completed

#16
Swords, Blood and Bubblegumby Katie-Maree
On the day of Fionna's 17th birthday, an unpleasant surprise leads her along the path of the biggest adventure of her life. An event involving Prince Gumball needs to be...
Completed

#18
the beginning of forever (a Fiolee...by MaevexArron
Fionna is 17 (in the beginning) and falls in love so quickly. Follow this and start her never ending journey. This isn't just a Fiolee story though, it is a Gumball x Oc...