Mordecai and Rigby encounter certain magical forces before the Mushroom War. They began to struggle with growing insanity as the world outside sat on the brink of destruction. 1000 years in the future, Finn tries to search for answers. Note: This is a reupload for the 10th anniversary of this story.

On their way home, Lucy and Lincoln Loud are stopped by a mysterious figure, offering them...free magic powers? Will the two siblings accept? And what'll happen, if they do?

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.

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.

Caillou goes to the Land of Ooo and meets Finn and Jake.

Our beginning adventures starts at the past known as Land of OOO, where Marceline and Simon were still average before current events. And possibly some history left unsaid. Starring - Bugs Bunny, Mickey Mouse, Popeye the Sailor, Jerry the Mouse, and more in the future. (Mostly humor at first before further down) Rated M for safety.

Finn knew he was special. He wanted to be a Helper just like his mother. He used his powers to help the people of Hub Island from the shadows. But will he keep hiding from the fearful people of the islands? Why was he sent here? What is his purpose?

Once upon a time, there were two gardens, one in space, the other on earth. Never met, yet shared the same story. A friend was left behind, but not forgotten and found again. By some miracle, it was remembered after a very, very long time in what would seem like an eternity.

Jack Frost wakes up from a frozen sleep to a land unfamilliar to him. The Land of Ooo. Join him as he tries to find out what happened to him and as he navigates and encounters the land and its strange inhabitants. Inhabitants as strange as him, if not more. ...Definitely more. A collection of one-shots and occasionally connecting chapters.

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!

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

After turning the tide of the Giant War at the cost of his friends, Gaia and Kronos send Percy hurdling through time to a place where the gods are even more hidden, creatures weirder then his, bizarre kingdoms and only one and a half humans(counting himself) are still alive.

Following a rather Bizzare set of circumstances and more than a little Eldritch Meddling, the world of AAA has merged with the wasteland. Follow a mailman and friends as they make their way across these Distant Lands. (Cover by Squirrel Queen)

The heroes of Oooh and their Seeker Agent friends are trying to make sense of their current situation, meanwhile Marceline may have met a potential love interest.

The Land Of Oooh is dying and Finn, Jake, Princess Bubblegum, Marceline and BMO must venture into deadly new territory to find a new home and do so with The Deadly, Dangerous and Evil Doctor Gross but does The "Good" Doctor have other Plans?

An all out crossover series with Finn and Jake and all of Ooo getting 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.

Lelouch's Zero Requiem was complete and after his death, God was not done with his toy. Lelouch has been struck down into the land of Ooo now bearing a code. He will struggle and lament to find a purpose once one's greatest work has been achieved. Maybe it's his turn to play advisor to the king? Following in C.C.'s footsteps in giving no fucks he will find his new purpose.

A more light hearted My hero story instead of a dark one, what if there were heroes who had odd quirks that made them more than they seem (too many crossovers to cover here on FFN) and a certain Hero to be gets more than he bargained for when a number of women are interested in him... lemons galore inside, combat and drama heavy, but mainly a hero filled story.

A My Little Pony one-shot. It was a normal day in Ponyville, and the citizens were going about their day, that was until Dragon Lord Ember crash-landed in Sweet Apple Acres with a message: "My dad... Torch... attacked us..." Whatever is causing this great dragon's rampage, the Mane 6 and some close friends steps up to this challenge!

As the title suggests, this is a place where Stories of Surge the Tenrec go, mainly one shots, sometimes multi-chapter, all lemons with Surge with various partners... has mainly Adventure time or Sonic the Hedgehog settings to be and since the first chapter has Surge the Tenrec in Ooo, perfect Crossover section starter... lemons galore to be if Atomsk and I focus on this hehe

It was a horrible idea to trust Naruto with anything, especially teleportation seals.

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)

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.

Summary:

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)