Adventure Time with Finn and Jake Crossovers
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Yumi's Adventure Time by PerkyGoth14
Ami and Yumi have a free visit and gig at the local Medieval Fair and while there, Yumi is bored to death of it, but suddenly, she's taken to an adventure when the Ice King visits the real world, taking her back with him to the Land of Ooo to become his 'Goth Princess'. Can Finn and Jake save her in time and get her back home?
Crossover - Adventure Time with Finn and Jake & Hi Hi Puffy Ami Yumi - Rated: K+ - English - Romance/Friendship - Chapters: 1 - Words: 675 - Published: 2h - [Finn, OC] [Jake, Lady Rainicorn]
RED VS BLUE by du911
Between two groups of people who want to make inconsistent kinds of worlds, I see no remedy but force. -Oliver Wendell Holmes, Jr.
Crossover - Community & Adventure Time with Finn and Jake - Rated: T - English - Friendship/Adventure - Chapters: 2 - Words: 821 - Updated: 4/22 - Published: 2/1 - Abed N., Troy B., Finn, Jake
Crown Of Ice And Snow by Meiousei Dark reviews
Before the war, Tadashi ended up with a seemingly normal crown, but it was far from ordinary. It gives him the powers of the ice and snow, but it cost him his sanity. He's afraid of hurting anyone, especially Hiro. Tadashi has to survive the war with Hiro who is now a bloodsucking vampire. 1000 years later, Tadashi is king of the cold and now Hiro has to help him remember himself.
Crossover - Adventure Time with Finn and Jake & Big Hero 6 - Rated: K+ - English - Supernatural/Family - Chapters: 5 - Words: 6,904 - Reviews: 8 - Favs: 11 - Follows: 13 - Updated: 4/22 - Published: 1/30 - Hiro Hamada, Tadashi Hamada
Frozen Heart by Robin Starke
The living war-machine Cobalt has returned to Earth after an absence of nearly 6,000 years; her motives and intentions unknown. Her massive power and status as "The Frozen Heart" draws out pursuers; some who seek to take revenge and save the world, others just looking forward to Wednesday night euchre.
Crossover - Adventure Time with Finn and Jake & Steven Universe - Rated: T - English - Sci-Fi/Fantasy - Chapters: 1 - Words: 653 - Favs: 1 - Follows: 1 - Published: 4/20
Las historiascrónicas de Un mundo post-guerra by Christian11810 reviews
Buenas lectores quiero decirles que mi historia es la misma solo que no supe que colocar PD: Esta historia es una linea del tiempo alternativa
Crossover - Adventure Time with Finn and Jake & Resident Evil - Rated: K - Spanish - Adventure/Humor - Chapters: 11 - Words: 11,041 - Reviews: 3 - Favs: 1 - Follows: 1 - Updated: 4/19 - Published: 10/14/2013 - [Finn, Marceline A.] [Leon S. K., Claire R.]
Una Historia Poco Usual de Naruto con Nuevos Amigos by hinatagasai97 reviews
ESTA HISTORIA NO ES PARA NADA NORMAL ESPERO LES GUSTE
Crossover - Naruto & Adventure Time with Finn and Jake - Rated: T - Spanish - Adventure/Romance - Chapters: 9 - Words: 5,454 - Reviews: 11 - Favs: 3 - Follows: 2 - Updated: 4/18 - Published: 8/22/2014
Survive the Nightosphere 13 by mah29732 reviews
What happens when you get Hawkeye, Oliver Quinn, Ren, Stimpy and a few other surprises put together? Answer the 13th season for Survive the Nightosphere!
Crossover - X-overs & Adventure Time with Finn and Jake - Rated: T - English - Suspense/Humor - Chapters: 23 - Words: 19,462 - Reviews: 20 - Favs: 3 - Follows: 1 - Updated: 4/18 - Published: 11/15/2014 - Complete
The War by awesomeguy346
spongebob, patrick, finn, and jake have a war with terorists.
Crossover - SpongeBob SquarePants & Adventure Time with Finn and Jake - Rated: T - English - Adventure/Angst - Chapters: 1 - Words: 287 - Published: 4/17 - SpongeBob, Patrick, Finn, Jake - Complete
Rantings of a Cynical Asshole Episode 1: Finn Tangles with the Xenos! by cynical-asshole
You receive a strange transmission from an unknown source. The sender's claims are insane, his writing is mediocre, his attitude is smug. Xenomorphs? Facehuggers? A sixteen-year-old boy named Finn? (Seriously, who names their kid "Finn"?) He even ridiculously suggests he can view the boy's "prophetic" dreams. Do you read on, or disregard the sender as the cynical asshole he is?
Crossover - Aliens/Predator & Adventure Time with Finn and Jake - Rated: T - English - Suspense/Sci-Fi - Chapters: 2 - Words: 2,884 - Updated: 4/15 - Published: 4/14 - Human, Alien/Xenomorph, Finn
Omeletes, Death Threats, and Asinine Morons by GearSolidSnake reviews
Jake spends a rather mellow Saturday morning with cheesy eggs, chuckling off psychopaths, and confronting an absolute asinine moron...One-Shot teaser for an upcoming six-way crossover.
Crossover - Adventure Time with Finn and Jake & Homestuck - Rated: T - English - Humor/Friendship - Chapters: 2 - Words: 2,690 - Reviews: 2 - Favs: 1 - Follows: 1 - Updated: 4/13 - Published: 2/21 - Jake, Karkat V., Terezi P. - Complete
My Little Pony: Adventure Is Magic by Rofier91 reviews
La Tierra de Ooo se había librado de un gran mal. Pero desgraciadamente esa solución se volvió una puerta a otras tierras. Como una tarde de aburrimiento de un ser interdimensional lleva la amenaza mas grande de todas al mundo de Equestria.
Crossover - My Little Pony & Adventure Time with Finn and Jake - Rated: T - Spanish - Adventure - Chapters: 16 - Words: 20,687 - Reviews: 21 - Favs: 12 - Follows: 12 - Updated: 4/9 - Published: 12/11/2013 - Twilight Sparkle, Applejack, Finn, Jake
Kingdom time by Sonic fighter 1 reviews
Sorry if the chapters are small I didn't have enough thought for them PM me for ideas
Crossover - Kingdom Hearts & Adventure Time with Finn and Jake - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 7 - Words: 1,253 - Reviews: 7 - Favs: 2 - Follows: 3 - Updated: 4/8 - Published: 12/3/2012 - Sora, Finn
Henchman by Lombre-Fools reviews
Cover Art by ReiShiba on Deviantart. 'Demon Swordsman' Crona wakes up in the plains of Ooo with little memories of his past life. After a run-in with Marceline, the Vampire Queen, Crona is forced to become her henchman for the rest of his life. Two lonely, (yet completely opposite) people in a land of adventure and whimsy. What could possibly go wrong? Crona/Marceline
Crossover - Soul Eater & Adventure Time with Finn and Jake - Rated: T - English - Romance/Fantasy - Chapters: 9 - Words: 12,349 - Reviews: 18 - Favs: 18 - Follows: 25 - Updated: 4/5 - Published: 12/27/2013 - [Crona, Marceline A.] Ragnarok, Hunson Abadeer
Adventure Time And Space, Too! by TheCrampReturns reviews
The day after Finn's romp in the Astral Plane, he, Jake, and Princess Bubblegum are concerned with the comet heading straight for them. Add to that the Ice King acting up again, and they've got quite the mess to clean up. But a blue box holding a panicky man and his friends inside might just be the herald of an even greater and more pressing danger from Mars... REVIEW, YO!
Crossover - Doctor Who & Adventure Time with Finn and Jake - Rated: K+ - English - Adventure/Sci-Fi - Chapters: 2 - Words: 5,126 - Reviews: 1 - Favs: 3 - Follows: 4 - Updated: 4/5 - Published: 3/11 - 2nd Doctor, Zoe H., Finn, Princess B. Bubblegum
Agent G by centaursCatnip reviews
A short story about what it would be like if Gunter the penguin was an O.W.C.A. agent.
Crossover - Phineas and Ferb & Adventure Time with Finn and Jake - Rated: K - English - Humor/Parody - Chapters: 1 - Words: 220 - Reviews: 1 - Favs: 1 - Published: 4/1 - Major Monogram, Finn, Ice King, Gunter - Complete
Kiru by Chairmanz Fluffy reviews
After L's death, he is transported to the Land of Ooo where he must face a new opponent: Kiru
Crossover - Death Note & Adventure Time with Finn and Jake - Rated: T - English - Drama/Romance - Chapters: 5 - Words: 5,121 - Reviews: 3 - Favs: 4 - Follows: 2 - Updated: 3/29 - Published: 3/16/2014 - L, Princess B. Bubblegum, Marceline A. - Complete
book of dungeons by darkasumaru reviews
something has fallen in wish of Kami and it so happens to end with Naruto, now read as Naruto reads and play through the book and make it to the end. and face his enemies in real life as well.
Crossover - Naruto & Adventure Time with Finn and Jake - Rated: T - English - Adventure/Fantasy - Chapters: 1 - Words: 1,940 - Reviews: 1 - Follows: 1 - Published: 3/28
The Twin Selection by Emily Hart
Fionna is a regular girl. She never wanted to go to the palace. She didn't want to be a princess, let a lone join the selection. But when she is picked, she doesn't know what to expect, being that she has to choose one of the two princes, and that there is 69 other girls there as well. She is so not having a good day. T just in case.
Crossover - Adventure Time with Finn and Jake & Selection Trilogy, Kiera Cass - Rated: T - English - Drama/Romance - Chapters: 1 - Words: 1,418 - Follows: 1 - Published: 3/26 - [Marshall Lee, Fionna, Prince B. Gumball]
The Great Oblivion Crisis by The Mysterious Sentinel reviews
Simon and Marcy were cornered, death was imminent... but then The Crown saved them. They were frozen, and who-knows-how-many years later; were freed in Cyrodiil. Now they have a whole new dangerous situation to survive in. But then they stumble upon something...
Crossover - Elder Scroll series & Adventure Time with Finn and Jake - Rated: T - English - Adventure/Family - Chapters: 9 - Words: 26,978 - Reviews: 8 - Favs: 11 - Follows: 12 - Updated: 3/24 - Published: 5/6/2014 - Hero of Kvatch, Ice King, Marceline A., The Crown
Wait WHAT by lucylovejane
our favorite demigods mix with our favorite cartoon
Crossover - Percy Jackson and the Olympians & Adventure Time with Finn and Jake - Rated: T - English - Humor/Drama - Chapters: 1 - Words: 92 - Published: 3/22
Revenge is Sweet like Bubblegum by Adventure Show reviews
PB still lives and she decides to kidnap Finn's and Flippy's kids.! Read as The gang tries to retrieve their kids and the kids turn the tables! Read to find out what happens!
Crossover - Happy Tree Friends & Adventure Time with Finn and Jake - Rated: T - English - Suspense/Romance - Chapters: 4 - Words: 1,763 - Reviews: 8 - Favs: 2 - Follows: 1 - Updated: 3/19 - Published: 9/26/2013 - Flippy, Flaky, Finn, Marceline A.
You Wake Up In Aaa by TimeManipulator99 reviews
When one wakes up in a strange world, they must adapt. That's exactly what Decker does. Between the return of the Lich, Gentek, and trying his best to fix Finn's relationship problems, he definitely has a full plate. Under the tutelage of Alex Mercer, Decker looks for the perfect solution to the problems of Ooo. ...and perhaps go a little mad along the way.
Crossover - Prototype & Adventure Time with Finn and Jake - Rated: T - English - Romance/Adventure - Chapters: 12 - Words: 27,679 - Reviews: 17 - Favs: 16 - Follows: 15 - Updated: 3/19 - Published: 8/15/2013 - [Finn, Flame Princess] Alex M./Zeus, OC
la creación de un shinobi by dantrecx
Es la historia de un chico que se muda a un lugar normal pero un suceso inesperado lo hara volver de donde vino para derrotar a un enemigo que sera muy ágil Puede contener limon y un poco de palabras fuertes
Crossover - Naruto & Adventure Time with Finn and Jake - Rated: T - Spanish - Romance/Adventure - Chapters: 3 - Words: 1,479 - Updated: 3/18 - Published: 2/10
Adventure Universe! by Masked-Star-Page reviews
Topaz was your average Gem, until she had a friendly fight with Steven. Watch Topaz, Steven, and Connie try to get home. Making Friends with everyone's favorite Adventurers!
Crossover - Adventure Time with Finn and Jake & Steven Universe - Rated: K+ - English - Adventure/Humor - Chapters: 5 - Words: 5,477 - Reviews: 7 - Favs: 5 - Follows: 4 - Updated: 3/18 - Published: 2/28 - Complete
An Adventurer a Samurai and The Sage by Jacob.Uzumaki
A new hero and his friend's have came to the land of ooo as well as jack to hope of stoping the evil the came in as well will finn and jake beable to help or not
Crossover - Samurai Jack & Adventure Time with Finn and Jake - Rated: T - English - Adventure/Fantasy - Chapters: 1 - Words: 2,492 - Published: 3/17
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