Sansaus Stories

My first oneshot fanfic. This book is discontinued.

[Original! Sans x Sans AUs] [ Humanverse ] The lazy excuse of a man somehow ended up outside his world, meeting up with other versions of himself he never knew existed...

( https://mobile.twitter.com/deeeeeeen114514 ) image yup here we go you and your 10 year old sister, frisk had a hard life and your family was trash, your mom always lo...

Y/n in the body of the hated and feared Chara, how will that go? ■ This book is inspiered by a dream I had and here is a small peek. Y/n takes over Charas dead body aft...

What to do when stumbling upon tiny skeletons out of nowhere? This is the kind of situation sans is in, when looking after bitty skeletons, will things change? Are the b...

Nightmare's gang always knew that their job was risky, but they never expected to actually die. Then Killer was killed. Nightmare found a replacement quickly enough, bu...

Being reborn sucks. I'm now the oldest sibling of Sans Au ship children. I'm the Daughter of Dream, Error, Nightmare, and Ink. So I have a mix of all their powers. Great...

This is a Dream sans angst, there are some parts that are not canon in this story and I appologize. :>. I also wanted to say that updates might be slow, I've been dea...

Gib me shit to write✨

Once there was triplets guarding a tree (their mother) The two guardians has their own sides to guard While the other didn't The guardians were The guardian of Positivit...

Hey guys!!! I just kidnapped bad sans and star sans in reaction room with each other!!! Plus I was bored and why not bug my universe storyline for fun!!! And nightmare...

What if Passive nightmare was never actually gone? Just in a ghost like state? What will the corrupted Nightmare do when his gang somehow manage to notice Passive? How...

I was bored, and this is just Nezuko from Demon Slayer (KNY) mysteriously (for whatever reason) teleported into the Undertale Aus multiverse. And yes, this Ink knows m...

An Undertale fan gets reincarnated into the Alphatale Multiverse. Will they use the knowledge gathered from their first life to their advantage? Or will they perish, fig...

⪼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...

(Y/N) was a normal girl but she was homeless since her parents kicked her out a month ago. But that all changed when Nightmare saw how negative she was. But what happens...

Hello, this is an au where the bad sanses adopt a kid which would be you ^^ only brotherly and fatherly love ^^ please enjoy this! This book was inspired by a book I rea...

Sans ( Classic) doesn't have any family members. He just wants to have a normal life and a peaceful school environment, make new friends but life sucks to him when he m...

moving to a new neighborhood! what could go wrong? maybe its the skeletons who live across the street? that's right, skeletons! a love sick household. gotta hope they do...

Error404 is having a wonderful day in his multiverse! Error is actually keeping his criteria, Alphatale is going along well, Bill!sans is nowhere to be seen, and that DA...