100 years after the tragic events of Dreamtale, the two brothers continue a war of hate and love. Any AU unfortunate enough to get in the way of the darker brother's path is either conquered or destroyed. Your universe, Recoveryswap, just so happens to be in the most recent crossfire. But with your personality and luc...
Killer AUs are something notorious throughout all of the Multiverse. Hated, but more often, feared by the masses of every AU. You could never tell what was on their mind as they are incapable of properly expressing them because of the emotionless mess they are. And with their reputations for killing whatever they can...
Dust, after realizing that he is trapped in an endless cycle, finally finds human souls, glitches reality, Error takes him as an apprentice and from that moment everything is getting worse ... This story is translated from Italian with google translator so if there are grammatical errors please write them to me in the...
Reincarnated as Killer Sans but a bit different. First getting reborn and then thrown into a trap AU. Too bed the MC is a genius. (Pun intantional) How that works while the creator (AKA me) doesn't understand shit, is a mysterium. *looks back at MC* But oh well. Wait I didn't give you that power! What in the name of...
Aster Corvus Concord, now known as Sans Serif Gaster, was living a relatively peaceful life having reached the surface. Then it all reset. Now, after living through an endless cycle of genocide runs, the human asks to join forces to kill the underground. Will our reincarnated protagonist join in the carnage? Or will t...
So, I've been seeing a lot of reincarnated as nightmare or nightmare's parasite but they were all good even if they didn't care about killing someone if it could save someone they care about more, so that got me thinking... What if a person with no sense of empathy got reincarnated as nightmare's parasite? WARNING: V...
As the Villain Sans Squad continues their ways of destroying and ruling parts of the multiverse, a strange occurrence happens. They are all sent to a different world, one where no one, not even Nightmare, Error, or even Error404 know of. What are they gonna do in this new world? Note: None of the following AU Sans's n...
Fresh has found a way to survive in one body to avoid infecting others and starting a pandemic using Determination. Though he still cannot feel emotions, somewhere deep inside his mind is an obscure loneliness, knowing he doesn't belong. He comes from the other side of the screen, the controlling side of reality where...
[art used for cover by Rua Shio! All rights to characters to their creators! Gender neutral!] "You underestimated me, I'm determined too!" "You don't understand, I don't want you to die out there and for it to be HIS fault!" ----- Y/n had been abandoned in the universe they lived in, no one cared for them. One day, a...
[formerly known as 'I'm Not A Cannibal!'] - Waking up in a strangely familiar place is weird. Realising you've been turned into a skeleton is even weirder. But actually BEING Sans? And not just any Sans, but THIS Sans? Oof, this is gonna be interesting, especially since he doesn't seem to STAY in his AU. - Slight...
When a dog is found in the Underground, Sans decided to keep the Mutt as a guard-dog and bait catcher. What happens when universes collide and this dog... isn't even a dog?
Undertale AU's. A blessing and a curse. While it can be toxic and cruel, death being the only true liberation of their pain, it can also be prosperous and beautiful, everybody at peace and happy. Cross...didn't have that. After the fight with Ink, Classic, Carrot, and the others, he had dusted away. After all, without...
Unlike in the world of Undertale, there was no war but instead the monsters and humans were separated in order to blend in with the other timelines. The monster and human souls contain pieces of an entity. The monsters are able to communicate with the entity and have heard stories of the other AU's. All residents of t...
I dont see alot of those around and I have though about it for a while now so let me know. This is my first book so if it's bad I'm sorry I'm not a writer. Also RWBY belongs to Roster Teeth animations and Sans belongs to Toby Fox. The pictures I use in this aren't mine and belong to there consecutive artists. That inc...
Hi there, if by any chance you've happened to stumble across this book, this is me, creating a storyline for my own au which I'll be mixing up with some other familiar ones! The au began on my Instagram where I created an OC called Spooks, who in my au, is Sans and papyrus' older sister. I'll explain more in the begi...
Somehow...I've become a sans...and not just any sans.. I'm classic!? What the flip is going on!? Wait why are different sans and papyrus's showing up at my home? I didn't even mess with the machine yet since I got here since I was busy working out so I didn't tire easily! (Different things happening, possible differe...
(I do not own Undertale or this picture, they belong to their respectful owners. I only own this story and any OC's.) Waking up as a ghost makes one assume the worst. For example, having died and not being able to pass on. And another way for one to panic about waking up as a ghost is not being able to remember who yo...
Killer falls for her English teacher Mr Nightmare after transferring to her new school. Nightmare often stares at her body and thinks of lewd things involving Killer. On a school camping trip Killer shares a tent with Nightmare. And....um Nightmare? Why do you have a gag?
"can even the worst person change?" "Yes... Yes I believe they can" After saving Sans from his lust for killing and collecting LOVE, Frisk resets the time line in anticipation of living a life of love with Sans in the Underground. However, when she resets, she finds herself and Sans on the surface...right in front of...
A women who loves children dies and is face to face with the decision to reincarnate as nightmare sans if she allows herself to be Karmas chosen child. 'Fgod error belongs to Harrish6'
It wasn't as if he didn't care for them. He did. That's why he did it, after all. He couldn't watch them suffer, so he did something about it. Dust Sans story with Nightmare's gang.
On Mobius...there are 3 creatures. Mobians, Humans, and Monsters. The Planet Mobius, created by the Highest. Every single living things on Earth, created by Exetior, the traitor of the Highest, and the Demon of Sharpness. Both the Highest and Demons have different goals. For the Highest, erase Mobius and recreate it a...
What happens if Someone from our world was reincarnated as Horror Sans? Would they be able to survive or die trying? Through his entire life? 1/7
Fresh is Admin of the Multiverse!? This can't end well ... or can it? This is an alternate universe - er, multiverse - where Fresh is responsible for the monitoring and disciplining of Players and Hackers as well as hunting down and eradicating any virus or external threat to the multiverses balance systems. Now what'...
This is a story about if Sans from "The Thought" (#Starbot Dubs did a dub about it) was teleported to a different reality. He ended up near Yokai Academy. He was able to turn into his skeleton form but he couldn't get a human form. The souls inside of sans can't talk to him anymore because in this story the souls are...
Thrust into the chaotic world of Axel after an untimely death, Y/N L/N-a gamer with a knack for alternate universes-teams up with X-Chara, a partner from another world. With Overwrite's power and Kazuma's misfit party, including a useless goddess, a pyromaniac wizard, and a masochistic crusader, Y/N faces absurd quest...
Everyone knows of the classic legend of Dreamtale. How Nightmare betrayed Dream, by eating the apples and destroying everyone who had every wronged him. But what if they had the opportunity to change that? It's been years since the incident. And the opportunity is arising. (Again the art doesn't belong to me, but I...
First time posting so try to work with me people. Error now lives in the Creepypasta AU world after jumping in the void. He would be considered the Puppet Master. About to be on a unwanted adventures, wondering how he adopted certain terrors, confused of gaining suitors, and oddest yet strangely satisfying friendship...
The multiverse and its inhabitants had finally stepped over the line so violently that it snapped and coiled. The strings that kept his Fate in line were cut off and disappeared along with any hope of his return. He wasn't lost, however. For in a world far from anything to him familiar, a whisper was heard. A whispe...
Fate got bored of using different Sanses and the odd Papyrus to make Error so they got someone who was never suppose to be touched. YOU Firehedgehog are now Error, you have a weird habit of setting yourself on fire but it never seems to burn you or your clothes also you keep running into different Blues who should hav...