Badsanses Stories

Nightmare had been so kind. He'd said all the right things and done everything perfectly to gain Dream's trust. When had the proposition turned from the possibility of...

This sequel to my Insomnia story, please read the first if you haven't already: Expectations and a Golden Stitch. The battle is over for now...has been for a bit now. T...

In the sans au, there are ✨soulmate bracelets✨ that tell you who you should date. And coincidentally Ink and Nightmare is a match. Will they fall in love or fall into de...

(TW: unaliving thoughts and memories at the beginning. It gets better over time, don't worry! Trauma is difficult to overcome...) You didn't want a second chance. You...

The Child of Error and Reaper is born. With such a strong being alive though, the Council of Reapertale want to exterminate it. Nightmare wants to use it for his own per...

The bad sanses and star sanses decide to have a truce, though someone decided to try to assassinate everyone, even their friends just because they didn't like the truce...

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...

Error finds himself knitting puppets, destroying AU's, and dealing with "the annoying octopus" as he calls it. He is very, so much occupied with his works and...

Hello! I haven't seen anybody make this so I decided to be the first! And no I don't own this universe nor Undertale -w- I may not be consistent or even post for months...

Hey there. It's Killer here. I realized that everyone depicts our story differently. So I'm here to give the true story.

Just some Undertale and AUs x reader for funsies <3 Happy 2025!!

What... Happened? I can't remember.. Oh, I know! It's all so clear!! I don't think I was supposed to remember. After all, they said I shouldn't be able too. But wⱧɎ ₩-₩Ø...

you can recommend but I don't do ships sorry stars ,the book cover is not mine and I think that's all bye stars!★

⪼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...

⪼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...

#1 of 61.7k tagged with Undertale 12/06/24 After drowning as a human, Ashe reawakens as a DustTale variant of Sans. With his ghost Papy helping keep him from falling int...

cover art isn't mine and belongs to its rightful owner Error is finally ready to give in. The multiverse he spent so many eons protecting and keeping the balance is reb...

....Why can't I remember.... Who are you? Who am I? Where am I? Why am I here? Dream gets injured in a fight, and he can't remember anything. What will happen...

I don't think I need to explain what will happen. Hope you will like it

Like always you got hit by a truck-chan You are now reborn as Child passive nightmare sans but the thing is that the villagers came slightly to early with us aka reader...