The Barrier has finally been destroyed, though what it cost were the lives of all the monsters at the hands of one. What would happen if a bloodthirsty monster like that was released into the world still recovering from the calamity that was Muzan Kibutsuji?

BleachXGoreTale(Undertale) Un debastado Ichigo Kurosaki de 12 años vive su vida un infierno en la tierra ya que esta esta debastada por la guerra... pero termina cayendo al subsuelo, uno infestado por un virus que hizo enloquecer a los monstruos, con su confiable espada, una fantasma malvada y su determinacion, ichigo lograra sobrevivir? / M / IchigoxChara/ Op!Ichigo mas tarde

Jaune Arc climbed a mountain outside his home village. He fell into the famed mountain. Now he needs to find a way out. But things are rarely easy, so he has to take on an odd gauntlet within Mount Ebott. Monsters aren't always Grimm, and not always bad either. All he can do now... is remained Determined.

This is a story of Percy Jackson falling into the world of Undertale sometime after the Heroes of Olympus series. He goes through the journey of the game you know, but with some twists along the way. In this world, Percy falls down when Frisk normally does. When Sans comes face-to-face with Percy Jackson and sees his insanely high level, how will he react? Find out if you wish.

What happens when you die? Well getting to go to undertale and helping frisk and getting the gamer ability sure as hell is not what I thought would happen. Slow to update.

Sans has gotten himself stuck in the void between worlds in a successful attempt to stop the resets of his timeline. He's not sure how long he's been chillin' alone there, but eventually a chance at escape stumbles his way in from the Veil of Death. His name?—Sirius Black. (no pairings)

Friendship with Susie and Ralsei secured, Dark World saved, Kris is feeling ecstatic. Why, in their opinion, the only way it could be better is if Asriel returned from University early. Then, somehow, they find that coming true too. Things are finally starting to look up for Kris, so everything's going to be just perfect now, right? An AU DR/UT crossover with some angst and fluff.

Yo reencarnando en guardian tales con 6 deseos adicionales, a diferencia del juego yo tratare de enfocare tanto las misiones secundarias como las principales con un poco más de realismo. Esta es mi primera historia pero tratare de hacerla entretenida.

Critical point has been reached. BC Freedom no longer could remain in a way it was after Oarai smashed their last attempt at achieving anything in Sensha-do. However, a likely enigmatic source of change happen to come in aid throu accident, causing another ones to follow thanks to very peculiar girl earning an even more peculiar being in her soul...

You know me, fuck summaries

After completing the 2 main Undertale routes. Lincoln isn’t the same person anymore. As something happens to him that even slightly changes his appearance. How will his sisters react? Will they accept him for having determination powers after being gone for so long?

After leaving BC Freedom Academy because of it's toxicity, Andou had to find a new answer to the troublesome necessity of finding herself a highschool. And what place could be the answer if not ambitious highschool far away south with talented students, questionably powerful leader and new Sensha-do team being created from leftovers? (AU after Das Finale)

Compa and Iffy were discovering a new mountain called mount Ebbot but they wind up falling into the cavern where the monsters reside. Would they have to fight to get free, or are these monsters not like the ones in Gamindustri? Will the folks in Gamindustri try to save them? Is there a dark secret in these Caverns? Will the two girls know what to do when the time comes?

Ochako Uraraka was a regular U.A student until she started to hear weird voices and had strange dreams. What is going on! (#@…

After the Duel Tournament between humans and monsters, the monsters lost. Seven duelists with differing souls got together to seal the monsters below ground. Now, thousands of years later, the lone descendant of the Green soul duelist falls into the underground. Will she finally release the seal and atone for her ancestors? Or will she absorb the monsters spirits into her deck?

Undertale crew are in some weird theater and have to watch an anime called chainsaw man (My first story and have to use my imaginary writing skills for this first try )

With the Monsters being released from the Underground by demand from the Wizarding World, Voldemort has gone on a killing spree vanquishing everyone in his path… except one. Her name was Frisk Dearborn and she was known to the public as the Girl Who Lived.

the Multiverse is filled with many universes some some big some small well what happens when Mount Ebott is right next to a city called Sunnydale? And the child that falls down to save them all just happens to be a little boy running away from another day of his parents fighting?

Years pass, things change, but all stays the same. Vergil finds himself in a city ruled by the whims of men in search for his brother Dante, a city where no one can see eachother. There exists a plot to enslave every man woman and demon in this city, and he intends to reveal it to everyone. Sequel to a Devil May Fall, second story of trilogy(?)

What if Frisk from Undertale went to the world of One Piece? See what happens as Frisk goes on a new adventure!

(Rewrite of Ulrich's idea) Frisk Dreemurr did the impossible and freed the monsters from their prison under Mt. Ebott. She saved all of monster kind and even went the extra mile to try and bring back Chara and Asriel and succeeded. Now on the Surface the three Dreemurr children have a new goal, becoming three great Entertainment Duelists. Co-Write with Ulrich362

I had a dream a back in Aug 22nd, and I thought now I'd go ahead and post it. I've been super busy recently with school, and I haven't been able to finish the next chapter of An Underground Trip yet, so here's a little something to tide you over. Here's my dream, just how it happened. And by the way, there's a pun in the title. Enjoy!

This is my first story on FanFiction, right now, it's a oneshot, but that may change if I get motivated to write something. Rated T for use of one or two swears.

The Underground had seen an incalculable number of resets. Frisk, Sans and Flowey are tired of each reset, but in one reset, two new people fall into the Underground. Will these two break the cycle or will they become a part of it?

I think I’m high rn lmao