Undertale Stories

Cover image made by me. Someone meets their end too soon and meets someone who gives them another chance to live a more fulfilling life. One that they would enjoy despit...

Reborn as the guardian of positivity, you find yourself in a strange new world, uncertain of what it may hold. Navigating it isn't easy with gods like Nightmare and Erro...

(TW: unaliving thoughts and memories at the beginning. It gets better over time, don't worry! Trauma is difficult to overcome...) You didn't want a second chance. You...

What if frisk was in the mha universe? If you have time to burn and brain cells to remove then this is for you

This book will NOT contain smut/lemon, if you want that go to my other book! I also take requests. ⚠️I don't own any of the characters I use!⚠️ I made the cover on Ibis...

This Au start with a skeleton who has a special hidden magic that no other monsters in his Au have ever seen he named himself as "Sans" but in other sanses fro...

Y/n a doll made from the factory was saved by the player along with the other toys. They live together, so let see what happens when you let monsters into the story. Let...

Ink and Error have suddenly appeared in Undertale. Not a problem, right? Well, it wouldn't be if they could portal back. And, somehow, they're now 9 years old. ...what w...

Chara had never gotten a happy ending. Her life was one of tragedy, loss and trauma that would never truly go away. Frisk was the one human she'd truly grown attached...

when you were walking down the street truck-kun decided it was your turn to be reincarnated Met a God who gave you three wishes strangely enough you choose to be reinca...

Your favorite skeleton is back at it again... and again... agagaagaag Sans has had enough. Everyone is at the surface, holding their own jobs and lives. But... Sans can'...

Nightmare found a young child a long time ago. When they fell into a coma it sent him over the edge. several hundred years later the child wakes up in a castle of darkne...

so I oh ways want to make a reborn as killer sans, but we're mentally unstable, of course, due to the rest and our past memories, which we can't remember what we were an...

In this AU, Frisk is suicidally depressed, and it's up to Sans and Papyrus to restore his will to live. Just a heads up. Frisk does try to take his own life. Things g...

TW: Swearing and slight gore Y/N reincarnates in the anti-void as a Voice... Will he befriend error or will they make them hate their guts? And will they meet other peop...

Mt ebott the stories about this mountain has made it infamous to the nearby towns. But sometimes, things are meant to stay as they once were.

"the healer likes t' sleep. like, a lot." Axe looks at the sole female AND human member of Nightmare's subordinates. She was only ever awake for about 8-10 hou...

This is based off of a non-romantic and non-smut one shot I had thought of a long time ago involving horror Sans and the Apple family... however, unlike the one shot thi...

Something I've been thinking about making for a while now. I hope you guys can enjoy it! (Warning! Themes of suicide and depression are in here as well! If any of that b...

When Frisk and her twin brother Y/N fall into the Underground as infants, the monsters who find them never expect the impact the children will one day have. Raised lovin...