Gastertale Stories

The title says it all! Hope you enjoy undertale belongs to Toby fox The Au's belongs to their respective owners and also the artist who made the fanart.

This is a story about a small puny relationship that soon blossoms into something questionable? confusing? OH GOD CHRIST!?, G!Error can't make up his mind-. Once a littl...

This is an AU Sanses X Female Reader fan-fic. Take note that some characters here might be out of character for the sake of the story. _________________________________...

REQUESTS ARE NOW OPEN!!! Stories of our favourite Undertale or Undertale Alternate Universes shipped with you, or (Y/N).

18 year old girl, named (Y/n), is on the run, accused of murder. Whether or not she actually murdered them, that's her secret. She's on the run from the police, and goin...

The title says it all

i know the wallpaper is unrelated.. i need to search for the right wallpaper sorry! so basicly its about you prentending to be a boy at a school... since your guardian...

It's been 5 years since monsters have broken out from the underground. The moment they came, everything went to chaos. War broke out throughout the land and everything i...

<(￣︶￣)> Eek! This Is My First Story! Hope You Enjoy! (And I Hope This'll Be Good.) I Won't Be Uploading Much Because Of Me Being So Diligent At Studying. *cough*...

Humans and Monsters finally live together. But Ari has had a long LONG past of troublesome violence. Ari leaves her ex-boyfriend Ryder and finds herself applying a resum...

Hello! first story that's not Undertale shipping/smut/lemons. (Not really ive done drawings etc.) 0///0 Anyway read the story to find out what happens.(AU shit goes down...

... The story of love... ... It has untold secrets... ... When will you leave... ... It is all unknown... A fanfic based off of dark impure thoughts some people find dis...

yep. I'm doing a short Undertale rp.

hey guys this is my first time writing a story sorry if some things are mispronounced in this story you wake up in gastertale and you meet gaster sans and papyrus and sl...

//Requests are open// Different varieties of characters to read. From original Sans to AUs. The possibilities are endless! Lemon, perhaps... *you feel your sins crawlin...

Five years ago, the world changed. Five years ago, the barrier was broken. You live in your own little world. Your simple, small, peaceful, world. You are saved fro...

your walking up a mountain with your friends. You gt told to explore the cave. You accept and go into the cave. As your there, you get sucked into the darkness of the ca...

This is my first story ever so sorry if it is bad ¯\_(ツ)_/.