Killersans Stories

825 Stories

Our true story [Star Sanses and Moon Sanses] by amy3223
Our true story [Star Sanses and Amy.Rose
hi sorry I'm not good at describing so.... I change dreamtale story but the story isn't about dreamtale it about after that accident and well nightmare and dream and the...
Prisoner...? (Bad Sanses x Human!Reader) by ShadowOfFandoms10
Prisoner...? (Bad Sanses x Human! ShadowOfFandoms
Y/N was a human from a brand new AU...which was practically nothing. They were eventually rescued by the Star Sanses...only to be taken prisoner by the Bad Sanses. What...
From Murder to Dust by Clichely
From Murder to Dustby Cliche
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 Nigh...
The Story of a Reaper [COMPLETE ✔] by Undertale_tRaSh_4U
The Story of a Reaper [COMPLETE ✔]by tRaSh
When made by his father, the god of death, he didn't know his purpose. All he could do was kill things on accident...he didn't mean to kill them, he just wanted a friend...
Father Like Son by Creative_Pan
Father Like Sonby Creative_Pan
Christopher Afton was transferred to an orphanage after his dad went to prison for child murder. He was roughly around 11 years old when everything changed for him. Now...
Show No Fear by Lunawolf34
Show No Fearby J. E. Collins
Aliza has created another reset only this time she isn't facing the horror house alone. He older sister has joined her, however her older sister doesn't seem to be able...
reincarnated as wyvern (atomictale sans[my au]) by CAMStheCATASAUR
reincarnated as wyvern ( Charli Sanders
what if someone from our world died and was reincarnated as atomic!sans/wyvern? please understand that the au of 'atomictale' was made by me and i dont mind if anyone us...
Reincarnated as Swap Sans! ( Undertale fanfic) *Hiatus* by Henko_Uchu
Reincarnated as Swap Sans! ( Henko
A reincarnation story but with a twist! You were shot in the head during a school shooting and got reincarnated into Swap Sans! What would you do when you grew up and ha...
Reborn as Sans from a different au by LianneMeiRebaya
Reborn as Sans from a different auby Lianne Mei Rebaya
I woke up and saw everything around me is plain white.. I don't remember how I got here but I know who I am, suddenly a thing called a system plans to help me live by my...
Killing the Mood by ZeroTVoid
Killing the Moodby Zero Time Void
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 Real Bad Guys by YourGlitchy_System
The Real Bad Guysby Glitchy_System
An AU where the Star Sanses are evil and Bad Sanses are actually the good guys, but no one knows it. Who will win on the fight of good and evil? Warning: Curse words
the broken deaf soul by ThatOneCringeGirl
the broken deaf soulby ThatOneCringeGirl matter how much error tries, all he can hear is his own thoughts, and a painful ringing one knows hes broken, but what will happen when they find o...
NightKiller, The Seperation by GatchaBirdEditz
NightKiller, The Seperationby Áñgélz Héàvëñ
When Nightmare turns back to the good side and takes no one with him, what can Killed do to get her guy back with her? Read and find out what happens in NightKiller; The...
The innocent destroyer (multiship story/fgod story) by thathorrorlustlover
The innocent destroyer ( ThatHorrorLustLover
Error sat in his bean bag enjoying the silence of the anti-void. He was wearing his normal red glasses and was fixing up some rips in his scarf from a fight a while back...
A Killer Life by Mijunaa
A Killer Lifeby Mijuna
You get a new chance to live but will it turn out? The good way? Or... The bad way? Who knows... My first story, don't mind me im trying lul. Art belongs to me
Do it with me~ (Killer x Dust) by SomeSpy
Do it with me~ (Killer x Dust)by Spy
After the so event with Error, Killer has to go through his heat like the usual. But he doesnt want to go through the same things after hearing a few opinions from the o...
A Dusty Nightmare (A Continued Nightmare and Dusttale Crossover) by adamabyss12
A Dusty Nightmare (A Continued adamabyss12
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...
Nightmare's pet (Killermare) by TheRealErrorSans
Nightmare's pet (Killermare)by Error Sans
This is a story about the bad sanses but what they don't know is that nightmare and killer have a secret relationship that soon someone will find out about. At the same...
Black Roses Oneshots by JulesRedenger
Black Roses Oneshotsby JulesRedenger
just a series of small stories and fun tidbits from my other story Black Roses. Read that book first for context.
It's Not Possible ( Nightmare x Killer ) by jesus_davito13
It's Not Possible ( Nightmare x Abomination.
It's almost the end of highschool for Killer, an 19 year old student at a human and monster school on the surface. Killer isn't ready to leave the highschool yet as he's...