Adventure Time with Finn and Jake Crossovers
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Adventure Time with Finn, Jake, Darcy, Jiren, & The Crystal Gems! by Vgn Golley reviews
We...are...the Crystal Gems! We'll always save the day! So come on and grab your friends! We're going to protect various distant lands, and if you think we can't, we'll always find a way! That's why the people of this crazy world always believe in...Garnet, Amethyst, Spinella, Crystal, Pearl, Jiren, Finn, Jake, and Darcy! The fun will never end because it's Adventure Time!
Crossover - Adventure Time with Finn and Jake & Steven Universe - Rated: M - English - Adventure/Sci-Fi - Chapters: 2 - Words: 32,475 - Reviews: 24 - Favs: 26 - Follows: 23 - Updated: 11/7 - Published: 8/12 - [Finn, OC] Jake
Ooo, Ninjas by eluition1 reviews
It was a horrible idea to trust Naruto with anything, especially teleportation seals.
Crossover - Naruto & Adventure Time with Finn and Jake - Rated: T - English - Adventure/Humor - Chapters: 10 - Words: 29,061 - Reviews: 14 - Favs: 53 - Follows: 68 - Updated: 11/7 - Published: 10/26/2021 - Shikamaru N., Princess B. Bubblegum
Drifters in the Desert by Twilight Master Emerald reviews
This story starts out after Finn set Phoebe and Ice King against one another, and most of the princess of Ooo hold a Trial for Finn for his crimes, what will happen in the story?, find out now!, IT'S BADLANDS TIME! (All Lemon subjects shown will be 18 and up for morality sake, anything else will be skipped, plot reason in prologue 1. (Now on Hiatus/Remake in works)
Crossover - Jak and Daxter & Adventure Time with Finn and Jake - Rated: M - English - Adventure/Romance - Chapters: 8 - Words: 340,381 - Reviews: 10 - Favs: 37 - Follows: 34 - Updated: 11/1 - Published: 10/6/2018 - Finn, Me-Mow, Flame Princess, OC
Mothematical! by Arkham Master
Killer Moth is tired of being treated like a joke and wants to become more of a threat. After ending up in Ooo, he finds a swarm of giant moths that he gets under his control and decides to bring them back to Gotham in order to take over the city. Finn and Marceline return to Gotham and find out about the situation which leads them to help Batman again to stop Moth and his army.
Crossover - Batman & Adventure Time with Finn and Jake - Rated: T - English - Romance/Adventure - Chapters: 1 - Words: 1,090 - Favs: 2 - Follows: 2 - Published: 10/20 - [Finn, Marceline A.] Bruce W./Batman, Drury W./Killer Moth
Legend of Finn the Hero by jtbruce reviews
Deep within in the web of the multiverse. Prismo detected the presence of a great and familiar evil. To deal with it, Prismo sent his best man for the job.
Crossover - Adventure Time with Finn and Jake & Rising of the Shield Hero/盾の勇者の成り上がり - Rated: M - English - Adventure/Humor - Chapters: 12 - Words: 57,253 - Reviews: 116 - Favs: 589 - Follows: 756 - Updated: 10/12 - Published: 12/25/2019 - Finn
Distant Lands: Shock and AAA by djpj7652 reviews
After the Second Battle of Hoover Dam, The Courier finds himself wanting for a new and exciting adventure. He ends up getting more than he bargained for, but at least he has a new friend to help him across these Distant Lands. (Cover by Squirrel Queen)
Crossover - Fallout & Adventure Time with Finn and Jake - Rated: M - English - Adventure/Humor - Chapters: 2 - Words: 11,679 - Reviews: 8 - Favs: 76 - Follows: 105 - Updated: 10/7 - Published: 9/22 - Courier, Arcade G., Fionna, Cake
Redemption Time with Angel Dust and Husk by oceangoddess02
Summary:
Crossover - Adventure Time with Finn and Jake & Hazbin Hotel - Rated: K - English - Humor/Adventure - Chapters: 1 - Words: 196 - Published: 10/6
Fallout: Shock and Aaa(Defunct) by djpj7652 reviews
After a devastating final battle against the remnants of the legion, the Courier wakes up in the magical land of Aaa! A bright and colorful world full of endless wonders. Yet can this world survive the courier's wrath? (Old Version)
Crossover - Fallout & Adventure Time with Finn and Jake - Rated: M - English - Adventure - Chapters: 12 - Words: 48,976 - Reviews: 61 - Favs: 163 - Follows: 208 - Updated: 9/22 - Published: 12/24/2020 - Courier, Fionna, Cake
The Frosty Adventures of the Ice King Wan Kaneko in Fairy Tail! by Vgn Golley reviews
Wan Kaneko was just a normal magicless teenager in a world where magic, demons, mages, and wizards exist, but then one day, a magical golden crown fell down from the sky and granted him amazing, powerful ice magic! Now, watch, as he goes to Fiore, joins Fairy Tail, make new friends, fall in love and fight evil from all shape and sizes! Rated M for blood, violence, and lemons.
Crossover - Fairy Tail & Adventure Time with Finn and Jake - Rated: M - English - Adventure/Fantasy - Chapters: 9 - Words: 242,380 - Reviews: 52 - Favs: 97 - Follows: 97 - Updated: 8/7 - Published: 6/15/2021 - [OC, Lucy H., Juvia L., Erza S.]
Two Of A Kind by Arkham Master
After being friends for years, Finn and Marceline tell each other how they feel and begin dating. After messing around with magic crystals, they end up in Gotham where they meet and befriend Batman. Meanwhile, Two-Face plans to blow up half of both Gotham and Ooo so they see the world like he does. With their homes in danger, Batman teams up with Finn and Marcy to stop Two-Face.
Crossover - Batman & Adventure Time with Finn and Jake - Rated: T - English - Romance/Adventure - Chapters: 19 - Words: 24,265 - Favs: 1 - Follows: 2 - Updated: 8/4 - Published: 4/16 - [Finn, Marceline A.] Bruce W./Batman, Two-Face - Complete
Adventure Time with Freddy? by Starship-Studio reviews
Jake the Dog takes Finn to a Pizzaria for his birthday but what they don't know is that the Pizzaria has a "few" tricks up its shelves.
Crossover - Adventure Time with Finn and Jake & Five Nights at Freddy´s - Rated: T - English - Suspense/Adventure - Chapters: 3 - Words: 866 - Reviews: 1 - Favs: 1 - Follows: 1 - Updated: 7/26 - Published: 7/25
Fairy Adventure Tail Time by Zek7824 reviews
An all out crossover series with Finn and Jake get transported to Earthland meeting Natsu, Lucy, and Happy of the famous magic guild Fairy Tail. Being best bros and saving each other's side, an adventure like you've never seen before begins as Finn and Jake fight against villainous evil like Dark Guilds, Demons, Monsters, and New Evil Alliances.
Crossover - Fairy Tail & Adventure Time with Finn and Jake - Rated: K+ - English - Adventure/Humor - Chapters: 10 - Words: 45,165 - Reviews: 14 - Favs: 45 - Follows: 54 - Updated: 7/12 - Published: 6/18/2019
Finn and Jake Meets… My Little Pony by RevvEmUp reviews
Thirtieth installation of The Voyagers. After a disastrous adventure, Finn and Jake find themselves in Equestria, populated by colourful ponies, with Finn transformed into one too! After meeting the heroes known as the Mane 6, they get to know each other better, while something stirs in the Crystal Empire. Minor crossover with Steven Universe and Transformers.
Crossover - My Little Pony & Adventure Time with Finn and Jake - Rated: T - English - Adventure/Fantasy - Chapters: 4 - Words: 12,011 - Reviews: 13 - Favs: 2 - Follows: 1 - Updated: 4/18 - Published: 3/28 - [Finn, Jake] Twilight Sparkle - Complete
The New Voyagers by RevvEmUp reviews
While Finn and Jake are off adventuring in other universes, who helps Ooo to deal with giants, helping people in need, and fighting the occasional robot army? The Voyagers do! In this story, we follow Huntress Wizard, Tiffany, and Bronwyn in their latest adventure filled with action, tragedy, and twists!
Crossover - Transformers & Adventure Time with Finn and Jake - Rated: T - English - Adventure/Sci-Fi - Chapters: 4 - Words: 8,011 - Reviews: 7 - Updated: 4/18 - Published: 3/28 - [Huntress Wizard, Tiffany] - Complete
DOOM in Adventure Time by Twilight Master Emerald reviews
Adventure Time story with HEAVY DOOM theme... expect Death, gore of varying levels, Dark lemons... will make other dark lemons of various stories tame in later chapters... not for the faint of heart, first three chapters are the prologue that sets up the story and only give a taste as to what the rest of the story has in store... solo request written by TME for Fiery Crusader
Crossover - Doom & Adventure Time with Finn and Jake - Rated: M - English - Horror/Tragedy - Chapters: 15 - Words: 80,402 - Reviews: 28 - Favs: 45 - Follows: 43 - Updated: 4/9 - Published: 12/9/2020 - Finn, Marceline A.
Marceline and the Scream Queens: Coronation by RevvEmUp reviews
Ever wonder how the band of misfits dubbed Marceline and the Scream Queens started? This is the story of how four people struggling to find a place in the world came together to form the baddest band there ever was! This is the coronation of Marceline and the Scream Queens! Minor Transformers elements, don't mind it.
Crossover - Transformers & Adventure Time with Finn and Jake - Rated: T - English - Friendship/Adventure - Chapters: 4 - Words: 8,011 - Reviews: 13 - Updated: 3/14 - Published: 2/21 - Marceline A.
Finn and Jake Meets… Kamen Rider by RevvEmUp reviews
Twenty-ninth installation of The Voyagers. After a summons by Prismo, Finn and Jake set out to investigate the mysterious Barista, but are called to a mission once more. As if fate guided them, Finn and Jake meets The Barista on the mission, but are soon dragged into another universe by a mysterious figure? Who exactly is this mysterious Barista?
Crossover - Kamen Rider & Adventure Time with Finn and Jake - Rated: T - English - Adventure/Sci-Fi - Chapters: 4 - Words: 8,011 - Reviews: 20 - Updated: 2/7 - Published: 1/17 - [Finn, Jake] - Complete
After The War by Garza1624 reviews
Una nueva vida, una aparentemente de paz y tranquilidad, hasta que cierto incidente pone su nueva vida patas arriba, una nueva guerra, pero esta vez no podrá hacer nada para detenerla, su nuevo objetivo es sobrevivir al apocalipsis, nuevas aventuras, nuevos amigos, nuevos enemigos y mas (Summary en proceso)
Crossover - Naruto & Adventure Time with Finn and Jake - Rated: T - Spanish - Drama/Adventure - Chapters: 4 - Words: 17,406 - Reviews: 10 - Favs: 23 - Follows: 27 - Updated: 1/8 - Published: 8/24/2021
Finn and Jake Meets… Ultraman by RevvEmUp reviews
Twenty-eighth installation of The Voyagers. Finn and Jake chase a mysterious being into space in the mighty mech Ursa Kildare, but are quickly defeated, causing Jake's death... until he is resurrected by a mysterious ball of light. Will he save the Earth from this invader as an... Ultraman!
Crossover - Ultraman & Adventure Time with Finn and Jake - Rated: T - English - Adventure/Sci-Fi - Chapters: 4 - Words: 8,011 - Reviews: 18 - Favs: 1 - Follows: 1 - Updated: 1/3 - Published: 12/13/2021 - Ultraman Zero, Jake
Hero Becomes Hunted REDUX by Sci-FiMan2XXX reviews
Finn is about face some deadly hunters from space while he must save Ooo from a swarm of black monsters. Can he protect his allies from new deadly threats or while this be his final stand?
Crossover - Aliens/Predator & Adventure Time with Finn and Jake - Rated: M - English - Adventure/Sci-Fi - Chapters: 30 - Words: 26,278 - Reviews: 37 - Favs: 3 - Follows: 4 - Updated: 12/9/2021 - Published: 6/7/2021 - Predator/Yautja, Alien/Xenomorph, Finn, Jake - Complete
The Unknown in Ooo by Twilight Master Emerald reviews
Co-Op by Atomsk and I: what if the Unknown merged with Ooo somehow, what if Wirt and the Beast became one?, what would happen if there were more Vampires that no one knew about?, what will happen if everyone finds out things no one thought would have thought possible?, find out more in The Unknown in Ooo. contains Finn x harem, Beast Wirt X Harem, and OC X Harem's
Crossover - Adventure Time with Finn and Jake & Over the Garden Wall - Rated: M - English - Adventure/Romance - Chapters: 2 - Words: 51,659 - Reviews: 3 - Favs: 16 - Follows: 12 - Updated: 11/30/2021 - Published: 7/17/2018 - Finn, Marceline A., Huntress Wizard, Wirt
Finn and Jake Meets… The Power Rangers by RevvEmUp reviews
Twenty-seventh installation of The Voyagers. After pursuing The Scientist through a Multiverse Bridge, they find themselves once more stranded in another universe where they meet the local heroes: the Dino Fury Power Rangers. Soon, both sets of heroes find themselves threatened by mysterious, yet familiar beings that threaten the balance of the Morphin Grid.
Crossover - Power Rangers & Adventure Time with Finn and Jake - Rated: T - English - Adventure/Sci-Fi - Chapters: 4 - Words: 8,011 - Reviews: 16 - Favs: 1 - Updated: 11/29/2021 - Published: 11/8/2021 - [Finn, Jake] - Complete
And The Law Is Not Mocked by Pre-Animation Man
Two years after Peach Trees, Judge Edd gets her very first rookie.
Crossover - Ed, Edd n Eddy & Adventure Time with Finn and Jake - Rated: K - English - Chapters: 1 - Words: 3,271 - Favs: 1 - Follows: 1 - Published: 11/24/2021 - Ed, Edd, Eddy, Fionna - Complete
The Winter Spell by PerkyGoth14 reviews
Summertime. Since the fall of Hex, no major crime has arisen, but evil never sleeps and deep down the dark forces are already planning the rematch. The Book of Spells has been discovered by the cold-blooded ruler of the Ice Kingdom: The Ice King. The Ice King and his new friend join forces and interrupt the summer by bringing eternal winter to the world.
Crossover - Powerpuff Girls & Adventure Time with Finn and Jake - Rated: K+ - English - Adventure/Family - Chapters: 8 - Words: 11,511 - Reviews: 1 - Favs: 3 - Follows: 2 - Updated: 11/21/2021 - Published: 11/20/2021 - Blossom, Bubbles, Buttercup, Ice King - Complete
UNDERTIME by Matt3265 reviews
Two worlds. Two paths never meant to be. Though, with one simple wish, will their DETERMINATION conquer all? What do you two think?
Crossover - Adventure Time with Finn and Jake & Undertale - Rated: T - English - Adventure/Humor - Chapters: 1 - Words: 5,709 - Reviews: 2 - Favs: 6 - Follows: 6 - Published: 11/21/2021 - Finn, Jake, BMO, Sans
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