Adventure Time with Finn and Jake Crossovers
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Switched! by Kanade Takeda reviews
What if all the Fairy Tail Characters turned into Adventure Time Characters? And vice versa? What would happen and what sort of situation would this cause? Don't ask me! (NatsuxLucy, GajeelxLevy, GrayxJuvia, JellalxErza, MirajanexLaxus) (Flame PrincessxFinn, FionnaxMarshall Lee, JakexLady, MarcelinexOC)
Crossover - Fairy Tail & Adventure Time with Finn and Jake - Rated: T - English - Mystery/Romance - Chapters: 1 - Words: 1,863 - Reviews: 1 - Follows: 1 - Published: 2/24 - Lucy H., Natsu D., Fionna, OC
Unusual items around the land of OOO by usernamelol
It's about some popular adventure time characters, who will discover some things from the game team fortress 2, find out by reading it.
Crossover - Team Fortress 2 & Adventure Time with Finn and Jake - Rated: K+ - English - Adventure/Humor - Chapters: 5 - Words: 2,510 - Updated: 2/22 - Published: 2/8 - Finn, Jake, Flame Princess, OC
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: 15 - Words: 12,610 - Reviews: 13 - Favs: 3 - Follows: 1 - Updated: 2/22 - Published: 11/15/2014
PnF x AT: Halloween Terror by UndercoverAgent12
Phineas, Ferb, and Perry visited Finn and Jake for Halloween Eve, but terror is about to haunt them. (Randomness... written when/before I was 12 yrs. old) Enjoy
Crossover - Phineas and Ferb & Adventure Time with Finn and Jake - Rated: K - English - Horror/Humor - Chapters: 1 - Words: 2,111 - Published: 2/22
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: 1 - Words: 2,623 - Reviews: 2 - Published: 2/21 - Jake, Karkat V., Terezi P. - Complete
el pirata que se convierto en heroe by zangaman reviews
luffy (ooc) cae a una tierra extraña llamada ooo, al perecer nuestro héroe encontrara nuevos amigos y enemigos nuestro héroe a encontrado la aventura y el amor. PD: imaginen a hora de aventura en anime finn tiene 15 años en esta historia.
Crossover - One Piece & Adventure Time with Finn and Jake - Rated: T - Spanish - Adventure/Romance - Chapters: 57 - Words: 64,826 - Reviews: 21 - Favs: 1 - Follows: 1 - Updated: 2/19 - Published: 9/15/2013 - Luffy
Finn the Spy by usernamelol
Why not read it? Instead of telling you guys a summary.
Crossover - Team Fortress 2 & Adventure Time with Finn and Jake - Rated: T - English - Adventure/Crime - Chapters: 1 - Words: 644 - Favs: 1 - Follows: 1 - Published: 2/19 - Spy, OC, Finn
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: 2 - Words: 3,158 - Reviews: 3 - Favs: 5 - Follows: 8 - Updated: 2/18 - Published: 1/30 - Hiro Hamada, Tadashi Hamada
The Punk Rocker Girl and the Adventure Boy by PerkyGoth14
This is Yumi's POV of how she met Finn before she came to the island. This is a side story from Cartoon Cartoon Island. Adopted from cartoonnetwork90sfan. Yumi is labeled as OC because she has no character category for her selection.
Crossover - Hi Hi Puffy Ami Yumi & Adventure Time with Finn and Jake - Rated: K+ - English - Romance/Friendship - Chapters: 1 - Words: 580 - Published: 2/18 - [Finn, OC] - Complete
Heroes Vs Machines by usernamelol
Gray mann is tired of seeing his own failure against his attacks against mann co, so he has a plan to create portals to teleport to another world, so he could take over theirs instead, and i forgot to let the machines say that it's filled with magic there, and i wonder whats magical in that world, i mean it's just a rumor all after all, right?
Crossover - Team Fortress 2 & Adventure Time with Finn and Jake - Rated: T - English - Adventure/Sci-Fi - Chapters: 3 - Words: 1,429 - Updated: 2/18 - Published: 2/16
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: 6 - Words: 970 - Reviews: 7 - Favs: 2 - Follows: 3 - Updated: 2/15 - Published: 12/3/2012 - Sora, Finn
la creación de un shinobi by dantrecx
Es la historia de tres parejas Finn x FP y Fiona x Marshall y una pareja que yo creé pero esta historia de amor y acción les gustará . Este fic tine limón y palabras fuertes
Crossover - Naruto & Adventure Time with Finn and Jake - Rated: T - Spanish - Romance/Adventure - Chapters: 2 - Words: 948 - Updated: 2/14 - Published: 2/10
Expired by UnusualRuins
On the Starchie's Morgue the crew are tasked with the resupplying of cargo ships. These cargo ships transport minerals beyond counting are destined to be used in building new colonies for the ever expanding Land of Ooo. However a particular cargo ship might hold something that will lead to the collapse of the Land of Ooo itself.
Crossover - Dead Space & Adventure Time with Finn and Jake - Rated: T - English - Sci-Fi/Horror - Chapters: 1 - Words: 2,890 - Published: 2/6
el pirata y el pellirrojo by zangaman reviews
el lich despierta a sus 7 mejores guerreros podrán luffy y sus amigos vencerlos y quien es este extraño pellirojo.
Crossover - One Piece & Adventure Time with Finn and Jake - Rated: T - Spanish - Adventure - Chapters: 3 - Words: 8,721 - Reviews: 1 - Favs: 1 - Follows: 1 - Updated: 2/5 - Published: 12/18/2014 - Complete
Colors of the Rainbows by Zoura123 reviews
15 years ago Marshal Lee disappeared leaving a heart broken Fiona. She's still looking for him, until she stumbles upon a portal leading to a...pony universe? She follows clues left behind with the help of some residents. But it leads to Cloudsdale...and then the 'factory'. Will she find Marshal in the world known factory or die trying. SOON TO BE WROTE. Might be rated 'T' soon.
Crossover - My Little Pony & Adventure Time with Finn and Jake - Rated: K+ - English - Adventure/Drama - Chapters: 15 - Words: 12,695 - Reviews: 5 - Favs: 1 - Follows: 3 - Updated: 2/5 - Published: 8/19/2013 - Twilight Sparkle, OC, Marshall Lee, Fionna
산본안마ː(붕)01048313211 산본마사지 by qweqwe33-19
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Crossover - Adventure Time with Finn and Jake & A.T.O.M.: Alpha Teens on Machines - Rated: K+ - Korean - Chapters: 1 - Words: 782 - Published: 2/4
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: 15 - Words: 19,741 - Reviews: 20 - Favs: 12 - Follows: 12 - Updated: 2/3 - Published: 12/11/2013 - Twilight Sparkle, Applejack, Finn, Jake
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: 7 - Words: 22,013 - Reviews: 6 - Favs: 8 - Follows: 10 - Updated: 2/2 - Published: 5/6/2014 - Hero of Kvatch, Ice King, Marceline A., The Crown
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: 1 - Words: 489 - Published: 2/1 - Abed N., Troy B., Finn, Jake
Ooo and the Animus - Prologue by MrJaffaJack
A prologue to my humble fiction, Ooo and the Animus: an Assassin's Creed and Adventure Time crossover. I do not own either title, for they belong to Cartoon Network and Ubisoft respectively; trust me, I've checked. Not much to add, however there are general spoilers for both titles. Please enjoy, and be you so bold, review. It would truly make my day to respond. Enjoy, my brothers.
Crossover - Assassin's Creed & Adventure Time with Finn and Jake - Rated: T - English - Family/Adventure - Chapters: 1 - Words: 136 - Published: 1/30
A Boy, His Dog, and a Firefly by Andrew Joshua Talon reviews
You want a crazy crossover? I'll give you a crazy crossover!
Crossover - Firefly & Adventure Time with Finn and Jake - Rated: T - English - Chapters: 1 - Words: 1,028 - Reviews: 13 - Favs: 18 - Follows: 14 - Published: 1/25 - Complete
Adventure of the Souls by Fireball Massacre reviews
The Soul Eater group has been given a mission to hunt down a strange new witch who seems to be more of a challenge than thought of before. When some of the misters and weapons become stranded from each other, it's up to themselves and new friends to find a way home. Going through some complications along the way, will they be able to fix what went wrong? A/N will be updated by R&R'
Crossover - Soul Eater & Adventure Time with Finn and Jake - Rated: T - English - Adventure/Humor - Chapters: 1 - Words: 1,054 - Reviews: 1 - Favs: 1 - Follows: 1 - Published: 1/23
Adventure of the Souls by Slam'in Burst reviews
The Soul Eater group has been given a mission to hunt down a strange new witch who seems to be more of a challenge than thought of before. When some of the misters and weapons become stranded from each other, it's up to themselves and new friends to find a way home. Going through some complications along the way, will they be able to fix what went wrong? A/N will be updated by R&R'
Crossover - Soul Eater & Adventure Time with Finn and Jake - Rated: T - English - Adventure/Humor - Chapters: 1 - Words: 1,019 - Reviews: 1 - Favs: 1 - Follows: 2 - Published: 1/22
Alternate DimensionStuck by jawesome1134 reviews
This is my first attempt at a Homestuck Fanfic, so don't hassle me, give me constructive criticism. I'll also put up a poll for the name; Alternate-DimensionStuck or Homestuck across Space and Time?
Crossover - Adventure Time with Finn and Jake & Homestuck - Rated: T - English - Adventure/Fantasy - Chapters: 2 - Words: 774 - Reviews: 2 - Favs: 5 - Follows: 5 - Updated: 1/16 - Published: 12/30/2014
Finn, Seiko and Naomi by septic eye123 reviews
After a somewhat unintended wish, Finn gets the chance to save Seiko and Naomi. Will he succeed, or will he die with the rest of them?
Crossover - Adventure Time with Finn and Jake & Corpse Party - Rated: T - English - Horror/Drama - Chapters: 2 - Words: 2,415 - Reviews: 3 - Favs: 2 - Follows: 3 - Updated: 1/10 - Published: 1/6 - Naomi N., Seiko S.
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