
#1
Reborn as Errorby Kiwi_Seal
Cover image made by me.
Someone meets their end too soon and meets someone who gives them another chance to live a more fulfilling life. One that they would enjoy despit...

#2
Reincarnated as a Voiceby TiredAndBored
TW: Swearing and slight gore
Y/N reincarnates in the anti-void as a Voice... Will he befriend error or will they make them hate their guts? And will they meet other peop...

#3
Reborn as fellswap san and now I'm...by Karma Akabane
What if..someone from our world was reborn as fellswap sans? But an accident when he was young leads to becoming blind for a long time and papyrus feels guilty about not...

#4
Sapphire Judge (Undertale x BNHA C...by iiDollieFluff
Sans world gets reset and he finds himself transformed into a human girl in a world of heroes and crime. She, however, is all alone, her friends and brother all lost to...
Completed

#5
Fresh New Antivirusby Hidden Ajinn
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...

#6
(Sans x Reader) When Two Souls Meetby Zana B Sparrows
Sans has lived through countless timelines. He's seen the kid make friends with everyone, only to give up in the final moments. He's seen the kid killed, over and over a...
Completed

#7
Undertale AU Sibling Oneshotsby CrowBorn666
Yup! They're back! A thing I started back in my older account UndertaleKyannaKitty.
They're your siblings now!
Cute, edgy, as much angst as you want, sad-whatever!
Reque...
Completed

#8
You and Your Bitty Palsby Blueprint15778
It has been 10 years since the monster broke free from the barrier, and since then monsters and humans live together in peace. But for some reason, monsters have somehow...

#9
SUCCUMB TO THE DARKNESS AND DESTRU...by Weebyhumanbean
Ink is growing tired and frustrated of Errors increased destruction. He decides that he's done playing around. Ink is ready to get serious with his enemy Error.
(Uke Er...

#10
Undertale Boiz Oneshotsby Remus Hisahoshi
Yes , a sequel. I can't just leave everybody hanging when my oneshots were actually getting a fairly awesome amount of reads! Plus, I have even MORE ideas! I can't wait...
Completed

#11
Reborn as a baby Xtale Gasterby Cosmicstars08
This doesn't 100% follow the original Xtale story even before the babifacation of Gaster. When a pure yet genius soul dies at the same moment one of Xtale Gaster's over...

#12
When actually, being the destroyer...by Goodbye
The destroyer had suddenly gone quiet these days.
Suspicious huh? So the Star Sanses and Nightmare's gang decided to check.
Unknowingly to each other of course, that the...

#13
This life as Error Sans.by DaCoolest
⪼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...

#14
Reincarnated Inkby luna Rose
What is Ink was reborn? This is a fan fiction both inspired by the story "reincarnated Error" on Wattpad and "If Blue joined the bad sanses" on YouTu...

#15
UnderHappenedby FatalityWanes
The Undertale Genocide Route is happening, but a new card has joined the deck: Finn, a quiet kid with a love for stuffed animals who falls into the Underground soon afte...
Completed

#16
Evolution of a Reincarnation by AsterCatcher
I survived, then lost.*
I lived and loved.*
I lost, but won.*
I survived and loved.*
I lost, but survived.*
I lived, but was lost.*
Can I find myself again?
I was reborn...

#17
Shifted Love (Sans x Fem!StoryShif...by SoulofResolve
Frisk is embarking upon yet another genocide run when a girl from another universe approaches Sans to help him. In the next timeline, where Frisk has no choice but to go...
Completed

#18
Xtale and Underverse X Male readerby Scp Uziel
This is another story I'm doing as what if Y/N was in this story would the story change or will it stick the same. And also the number you are given is number 11 or 0 (I...

#19
Fallen Into a Bitty of Despairby 7h3D4rkArts
Reader falls into a state of apathy after a major tragic event that gets them to seek help. They are selected to be give a service Bitty when found out they live by your...

#20
The Skeletal Hero: Karmic Judgeby A_Toast
Complete!
The player has just finished fighting sans and has left him to die. As sans turns to dust he sees a flash of light before everything goes black. He then wakes...
Completed