Underverse Stories

THIS COMIC IS NOT BY ME. Its creator took it off of her tumblr page and has declared it non-canon to her other works (Underverse and X-Tale), so I wanted to preserve it...

Y/N wasn't anyone special. With 21 years under her belt, she went through life like anyone else. Until she was picked out from the rest. Read your way through the Underv...

Love Error and let's check out all his relatives shall we?~ WARNING: All of this are just an AU so don't take it seriously

(Y/n), a princess from her kingdom must marry Prince Dream to unite two kingdoms. But there is something wrong: rumor has it that the principles were originally two and...

The reader wakes up to a new life as a monster skeleton. In a new world, that's filled with monsters, humans, and magic. But instead of living their new life to the full...

You were a kind human who has a brother named Frisk. You and Frisk always get along until both of you climbed up a mountain. very curious if the legend was true or not...

Why? Why was she like this? Why did she crave blood? Why couldn't everyone move on from the fact she was a demon? She never hurt anyone ever. Her brother didn't wake up...

I'll be making a Sanscest oneshots soon but I have a Shattereddrink addiction rn sooooo <333

(Obsessed)Nightmare Sans x Blind Reader Trigger Warning! Abuse! For Mature Audiences ~~~ Y/n has known nothing but darkness her entire life. Blinded by the cruelty of h...

This is Glitchtale, but the beginning is different. Instead of Sans being his usual self, he turns into himself from Dusttale, where he killed all of the monsters and ga...

male sans reader x chara. i dont own undertale or any au of undertale or any pictures or videos i may or may not use in this book.

Matt was a regular person who was a big fan of Undertale and its fangames. One day, he dies because of a person accidently knocking him off a mountain while he was hikin...

You've always had that 90's lingo- just to piss people off. You've always felt like a leech to anybody you're close to. When you die, you're brought back as Fresh. All y...

If you like Nightmare being a smoll who is now in the story plot that Cross usually is and a Cross that's now basically nightmare then you are in luck cause this book is...

(m / n) (L / n) is a 19 year old boy and he is frisk's cousin, (m / n) always looks after frisk like his own sibling because since childhood frisk has always been treate...

What if someone from our world died knowing a lot from the undertale and their multiverse/underverse? What if that person also knew about the balance and didn't creat to...

⪼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...

I DO NOT OWN FORMER TIME TRIO, THIS IS A FANFIC! The owner of FTT is unknown but most likely Redrum. The human. It was all the human's fault. Everything I (we) gone thro...

!Art Cover isn't mine! I decided to do this because I had nothing in mind. QUICK DISCLAIMER: Glitchtale is made by CAMILA CUEVAS AND XTALE IS MADE BY JAEL PENALOZA TH...

Request close Drawing by I don't know