Undertale Stories

1.2K Stories

The Path We Walk by Lunazul3000
The Path We Walkby Aster
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 e...
An Error's Doll by EroseWisp
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
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 fellswap san and now I'm kinda blind!? by KarmaAkabane425
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...
Reborn as Error by Kiwi_Seal
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...
At Their Mercy by DevEmrys
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...
Scrubbing Out the Stains by broskiskillet
Scrubbing Out the Stainsby ba115mcg33
The multiverse decided, "Ayo, Imma need to make a whole other living thing to handle this Balance shit yo." Though there are restrictions, your boi is out in t...
Ask Frisk and Company x Male Reader (Who Is He?) by YaboiPizzaCrown
Ask Frisk and Company x Male Reade...by YaboiPizzaCrown
Straight Male Reader!!! Ask Frisk and Company is a web series on youtube that was made 6 years ago now being put into a book with Y/N involved with the Undertale Crew's...
+14 more
Reborn As Lamia Killer Sans! by DancingAce1
Reborn As Lamia Killer Sans!by DancingAce1
Being Reborn as Killer sans but as a lamia wasn't something I expected but hey I'll manage, probably...
A child..(bad sanses x child! Reader) by Thisuserisveryygay
A child..(bad sanses x child! Read...by Thisuserisveryygay
Y/N, 5 year old, was found in a collapsed AU that just wouldn't be erased from existence. The bad guys found them and took them in as their own. Who knew taking care of...
Becoming Error, The Forced God Of Destruction by PinkieKidoCup
Becoming Error, The Forced God Of...by PinkieKido Cup
What if someone is reborn as Error? What if they aren't so bad? What if they're suffering in silence and keeping their job a secret for fear of hate? How will Ink react...
Never Go Back (Au sanses/Papyrus' x reader) by BrightLadyStarlight
Never Go Back (Au sanses/Papyrus'...by BrightLadyStarlight
You are a doctor in the emergency department living in the city of Mount Ebott. You live with two magical skeleton who defy any type of logic and have a sleeping schedul...
Show No Fear by Juniperlives43
Show No Fearby Juniperlives43
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...
Filled with DEPRESSION. (Male Reader x undertale story) by ryumaki215
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...
Fresh New Antivirus by Hidden-Ajinn
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...
San au's fall for fresh sans!?  by KarmaAkabane425
San au's fall for fresh sans!? by Karma Akabane
What if something happened to everyone except About three and it made their emotions more..entense and made them like yanderes? What if the one of the three that wasn't...
I'm reborn as geno but... by DancingAce1
I'm reborn as geno but...by DancingAce1
I died. how? well some crazy guy broke into my apartment and killed me. Now I'm reborn as a copy of the original geno except something is different... why do I have wing...
Only Ashes Remain by XABITE
Only Ashes Remainby XABITE
A rewritten version of DustDust's story, created by XA BITE. *COVER ART DOES NOT BELONG TO ME*
Let Me Run by SilentObserverWrites
Let Me Runby oof
It's been two years since the barrier was shattered... All was well until humanity's opinion and voices ruined it all. The war had begun. --------------- Although one gi...
A Blind Deal of Destruction-Blind!Error x Nightmare(Errormare) by HappyWriter62
A Blind Deal of Destruction-Blind...by HappyWriter62
This is an AU where Error lost all his vision as a cruel trick of Fate. As a result, he has stayed mostly in his anti-void and causing remote destruction from the comfor...