Underverse Stories

(So you know how we got Glitchtale, UnderVerse and The Villian Sans Squad right?. Well what if I were to tell you guys that the three seperate series were the three hors...

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...

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...

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...

B A S E D O F F U N D E R V E R S E Your name is (y/n). You're the Godess of all living things in the Universe. You live in a secluded area in space not far from e...

⪼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 Would You Do If A Certain Skeleton Was In Love With You. Who Would It Be? Would He Be Cinnamon roll likeBlueberry? Or A Sinnamon Roll Like Raspberry?

Everyone in the Doodlesphere knows of the Star Sanses. Ink, Blue, and Dream. The heroes, the guardians, the saviors. Who would have thought they would fall? Nobody. Unti...

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...

Yandere Under verse x Reader. Reader is from my au, Memorytale. Under verse does not belong to me, it belongs to Jael Penaloza. Any au's mentioned or images used do not...

So I have been given permission to write this from Waffurupanson. Check out their book Sleepwalker. It's REALLY REALLY good! I read it twice. An AU where Error is not co...

(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 just has a bunch or oneshots with error sans in them, mostly with ships as well. rules are in the first chapter MOST EARLIER CHAPTERS ARE BAD! READ AT YOUR OWN RI...

Y/N moved from her town in Lumenatia to a kingdom called Detpurroc that rules strictly and selfishly. since women have been restricted from normal jobs she has to work a...

Here we go again Art is by diggersgigglesva on Tumblr

Izuku Yagi was once a happy child a part of a family of 4 but all of that ends when it's found out he was diagnosed with a quirk that society has deemed villainous despi...

Gone. In a single moment, in the blink of an eye, everything you have ever known or cared for is eradicated. Hopes and dreams, traditions and stories that date back cent...

20 year old (Y/N) is no ordinary human. About five years ago she was taken from her universe by Ink, a Star Sans who creates and protects AUs. He claims that she's dif...

Why am I making this? Why are you reading this? Why are we here?

What if our favorite knuklehead ninja goes to Undertale multiverse, become a monster, and has gamer system? This is my first story.