Undertaleaus Stories

(On Hiatus for the time being as it's being rewritten, somewhat) A random teenager dies, and no they don't get hit by the Isekai truck unfortunately. The 'driver' could...

⪼Beaten up and betrayed, {Name} dies an unfair death because of their best friend. Having their life and their brothers whisked away in a flash. ≫They find that they inh...

⪼A life where our beloved [Reader/REDACTED] died a very.. 'Fun' death. ⪼upon realizing their death, they'd realize that they reincarnated into error sans, a character th...

What if..someone became the same parasite that was fresh? Not as the skeleton, but the parasite, the thing is, when this parasite gets memories of another life and their...

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...

Cover not by me and so as the characters. Random nightmare scenarios. The 1st chapters are all kiddies but as chapters move on, they get to be more uhhh let's say not f...

After being trapped in a research facility for their entire life, babybones Cookie finally finds themself in the ocean, free to explore the place that should always have...

Lol this came to be cause of a comment in my reincarnation as ink sans story. So I'm doing it. I don't know much about ink papyrus but meh, this is fan fiction so what h...

Sans doesn't remember a time when he had his own name. He always wakes up as a Sans, but everything else is constantly changing. He is an observer meant to simply watch...

a love story starring two beautiful skeletons juciy and may or may not contained nsfw

Error was tired being "villain" title as the forced god of destruction, he went to the edge of the cliff in outertale and he jumped on the endless abyss void...

Once upon a star a wish was heard. "I wish I had a brother who would understand me, who would be on my side, who wouldn't betray me" But sadly the multiverse d...

Y/N... She's Genderbent sans. She knows only Ink and Error. She's everything you'd think you'd find in a genderbent sans. Instead of blue magic she has pink. Instead of...

[Undertale Au's x F!Reader] Can be found in my Quotev Account --> @.FanboilingTrash | AO3 --> @.FanboilingWriter | Tumblr --> @.bdudette When Blueberry and Str...

Someone dies and is Reborn as Ink Sans for better or for worse.

What if someone pushed reaper into the void while he was visiting outertale? Well nothings going to be the same since reapers no longer in the same multiverse... (Everyt...

I got reincarnated into an Undertale Au that I made called Inclinetale ... Yup that's it, oh and I guess I have a twin now.

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...

Y/n is a Silver haired boy that grew up in a ruined future, a future filled with pink monsters that roam around and destroy life. He helps fight these monsters with his...

Slow updates!!!!!!!!!!!!!!!! What if, while killer was in an au, getting some things to surprise his Gang, the world suddenly got corrupted or something and killer almos...