La vie de Léa change du tout au tout quand des monstres surgissent de nulle part pour l'attaquer et qu'elle se retrouve contrainte de vivre dans une académie loin des humains.

"This was never meant to happen, you should have just brought them back." Player said as he went to delete her , but then something caught his eye. The Monika lover smiled as he looked at the Heart. "Maybe you can still learn." He moved her file over to UNDERTALE and opened it's files. He was finding a spot to put her, hovering over Frisk's. Then the lightning struck them..

PIXELS quer um final absolutamente perfeito, mas o humano terminou a rota genocida, e ele usa o seu jeito para tornar tudo mais fácil

For ages, the Void godness has to sit and see how her multiverse was fill and filled by AUs of her Universe, Undertale, she hated them at first, but now all her hate fall in their creator, Fate's spawn, Ink. Meanwhile, in another Multiverse, other Void God makes a deal with the ruler of Hallownest.

During the absolute genocide run, Sans killed the human. Instead of letting their soul shatters, he took the shards and absorbed it. After absorbing the soul, he turned into a human and absorbed the other 7 to break the barrier. He then found himself in an anime-ish world. Now, he must fight against a darkness that lingers in this world. Finally, the art is not mine.

Fallen into the Underground. A place filled with monsters. A young child has to embark on a dangerous journey getting back to the surface. Luckily they don't have to travel it alone. They meet a very strange, strong (and grumpy) friend who will stand by their side against any threat. Apparently this friend is also a, "plumber"?(Cover image by me.)

Lincoln discovers a legend about a mysterious mountain, he tried to prove to his sisters than the legend is true, but lincoln ends up falling into the underground, will Lincoln ever return?

25 years after the pacifist route today was Firsk’s 25th birthday and Toriel was going to head to the grocery store but she never came back and Firsk was on her way to find her but what she stumble upon was a old wooden workshop that seemed abandoned for centuries...

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)

Harry Ex, adopted son of Mettaton and Papyrus, was happy. He loved his life since being taken from his abusive family. However, when he disappeared from the stage of one of his shows and appeared in the great hall at Hogwarts, he wasn't that surprised. Now he's got to do some dumb tournament? Fine. Harry has D.I.D No bashing of Weasleys or Hermione Includes UT AU's and ships

Frisk Dreemur is entering her second year when all of a sudden, fellow muggle borns are being petrified, and blood messages start appearing on the wall. As muggle born Slytherin, Frisk doesn't know if she is safe or not...

Here we are we made it. The Underleague, the most difficult challenge for any pokemon champion out there. 8 Gyms, 4 Elite members, 1 ultimate pokemon master. Their latest opponent? A...ten year old kid, without a license and and little eevee...Um is-is this normal? Oh, so your Frisk and you literally fell down here? Well in order to get out you have to go through the league. Sorry

Pooh and his friends begin a whole new adventure, way down in the Underground... (Note: Story will take a Pacifist Route)

Frisk, Chara and Asriel were your typical human and monster children raised by monsters. Until they recieve a letter letting them know they have been accepted in Hogwarts School of Witchcraft and Wizardry!

Before crashing the wedding, Issei has been having dreams of another life. A life of talking skeletons and fighting monsters. He now wishes to regain his memories and help those that truly need a true king, Ravel and others. His SOUL is filled with BRAVERY. (Evil Rias and Dusttale Sans) Martial Artist Issei! Issei x Ravel x Riser's Peerage Harem

Dr. W. D. Gaster has been in the Void for years, and has come to terms to the fact that he can't be seen or heard by anyone. But when one broken child can see him, he stays with them, and becomes the one to heal their broken Soul. FemHarry, Fatherly!Gaster, Manip!Dumbles. Please Review!

Dream and Nightmare weren't actually related, though no one else knew that but them. So what happens when Dream's original world brings her back? Will they be ready to deal with her and all the crazy that decided to follow? Fem!Dream, Fem!Harry, BigBrother!Nightmare, and Multiships, including Cream and Insomnia. Now cross-posted on Wattpad.

Zane dies to the overlord but his afterlife is not exactly the Departed Realm. He winds up in the Underground and quickly makes friends with most of our main characters. Of course, everyone's favorite TV personality finds himself falling hard for the new bot in town. Drama and Romance ensues, but no bloodshed. When Frisk Falls the Underground won't look the same. Crossposted on AO3

Centuries ago, the people of Ebbot Island fought a terrible war with monsters, sealing them under Mount Ebbot and earning the ire of Sequin Land. Frisk, a young half-genie, received visions about the war and a feeling telling her to go to the mountain, only for her to fall into the monster kingdom. Now, Frisk must travel the Underground, harness her magic, and find a way home.

Soul vs Heart! Magic vs Ether! Monsters vs Homs! It's time for a collection of Deathbattles between Undertale and Xenoblade Chronicles!

The Nostalgia Critic is hungry and really wants to devour something, or someone, who will fill his stomach full.

21 iterations of W.D Gaster each brought a child with unlimited potential through from our world to theirs. These are the ones we know of. Somewhere, not too far from The Angel's own 'verse, another child is brought in, along with a few other…things. (Or, I'm a nerd so I inserted myself into a DT fic with DMC crap.) / ON HIATUS DUE TO PERSONAL SHIT - WILL CONTINUE AS SOON AS ABLE

In the deepnest Ghost and Den found a void altar unlike The Shade Lord Void this one is different, they jump into and found Ink and Erorr fight...

When Harry is whisked away into UNDERTALE's dimension, what happens when he meets Frisk. What happens when Frisk looks to him for guidance. Will he change the underground for better or worse? Xover Harry Potter and Undertale.

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