Undertale Stories

1.1K Stories

Reborn As A Dust Sans [Undertale Multiverse] by DeadEnDead
#1
Reborn As A Dust Sans [Undertale M...by DeadEnDead
#2 of 64k tagged with Undertale 7/04/24 After drowning as a human, Ashe reawakens as a DustTale variant of Sans. With his ghost Papy helping keep him from falling into...
An Error's Doll by EroseWisp
#2
An Error's Dollby EroseWisp
You didn't have a bucket list or anything, but you wished you could've at least read a few more fanfics or done literally anything fun before dying. Oh well, at least yo...
Reincarnated as a Voice by IHamTiredAndBored
#3
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...
Reborn As Lamia Killer Sans! by DancingAce1
#4
Reborn As Lamia Killer Sans!by DancingAce1
(The old story description, the tags, and the story category somehow got deleted- I already fixed it though. Anyways, so this is the new, shorter, story description!) To...
Reborn As Error's Mom by DancingAce1
#5
Reborn As Error's Momby DancingAce1
Well to start off, I'm just a teenager and I died in my sleep and was reborn as a skeleton, who is supposed to be error sans mom?...*stares at the cute bundle of cutenes...
A New Soul (Sans X Female Reader) by KayZePeasant
#6
A New Soul (Sans X Female Reader)by Your ruler - Kay
(Y/N) absorbed a monster soul when she was little, gaining skeleton powers. Many years later, (Y/N) and her sister Frisk fall into the underground, meeting Toriel, their...
Completed
This life as Error Sans. by coolkidindahood
#7
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...
Fresh New Antivirus by Hidden-Ajinn
#8
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...
Can I Stay? (Underswap!Sans × Reader) by Fruityyloopz
#9
Can I Stay? (Underswap!Sans × Read...by Justmonika
[Prolong] My name is (Y/N). I have experienced many resets, so many I have lost count. The only people who remember are Sans, Flowey, and me. The monsters down here are...
Reborn as the tree of feelings by KarmaAkabane425
#10
Reborn as the tree of feelingsby Karma Akabane
What if someone died and became the tree of feelings from dreamtale? Well things won't stay the same, that's for sure. (Different everything etc, different personalities...
Becoming ink sans from undertale multiverse!? by KarmaAkabane425
#11
Becoming ink sans from undertale m...by Karma Akabane
What if someone from our world died knowing a lot from the undertale and their multiverse/underverse? What if that person also knew about the balance and didn't creat to...
Reborn as Error by Kiwi_Seal
#12
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...
Undertale/Deltarune x Reader [BIG UPDATE] by BlackTheDetective
#13
Undertale/Deltarune x Reader [BIG...by Berdly the Blue Bird
The title says enough,but basically YOU are a child that fell after Frisk. You have lost your parents in an ''accident'' And in this story,the reader is MALE And this is...
At Their Mercy by DevEmrys
#14
At Their Mercyby Dev
The multiverse had been perfectly balanced when the seven higher beings weaved it together. Through countless interferences, however, the balance has begun to tip, and s...
Completed
ClockTale an Undertale AU by fublle
#15
ClockTale an Undertale AUby Timer
"Hm?" Timer asks taking his wrist watch off, checking the time before taking out a screwdriver and pulling it apart. Nervous habit of his. The meeting between...
(Resurrected Again!) Reborn as Crescent by MistyRose3968
#16
(Resurrected Again!) Reborn as Cre...by MistyRose3968
Someone from our world died and is reborn as Crescent. I'm BACK And I have ideas kind of.
Divinity{OLD}{REWRITTING} by PonchoBow
#17
Divinity{OLD}{REWRITTING}by 𝕂𝕒𝕔𝕙𝕠𝕨
Did you know multiverse resets exist? Well they do, and Error is pretty sure they don't cause this much change. This isn't his multiverse. Not anymore. {This is the old...
Completed
Reborn As A Baby Bone? by DancingAce1
#18
Reborn As A Baby Bone?by DancingAce1
Y'know when I died, I did not expect to awake in darkness and then birthed as killer and nightmare sans baby bone. Also a little later when I was birthed, I found out th...
Under the Veil by Poplasia
#19
Under the Veilby Poplasia
Sans has gotten himself stuck in the void between worlds in a successful attempt to stop the resets of his timeline. He's not sure how long he's been chillin' alone ther...
Filled with DEPRESSION. (Male Reader x undertale story) by ryumaki215
#20
Filled with DEPRESSION. (Male Read...by Ryumaki215
Something I've been thinking about making for a while now. I hope you guys can enjoy it! (Warning! Themes of suicide and depression are in here as well! If any of that b...
Completed