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192 Stories

Reborn as a Shadow Papyrus by UnderTaleHyperFixed
Reborn as a Shadow Papyrusby UnderTaleHyperFixed
Someone dies and are reborn as a Shadow Papyrus. Let's see how thet deal with it shall we?
Bad Guys x reader by RascalSansKacchan
Bad Guys x readerby Ireland Flag
(Y/N) was a normal girl but she was homeless since her parents kicked her out a month ago. But that all changed when Nightmare saw how negative she was. But what happens...
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...
Bad Sanses One Shots by unlucky-neko
Bad Sanses One Shotsby a unlucky skeleneko girl
basically a book on bad sanses cover by me
Reborn as Dream from DreamTale by HyperFixtionSucks202
Reborn as Dream from DreamTaleby HyperFixtionSucks202
One minute I'm peacefully babysitting by little brother, the next in Dream from DreamTale. Does this mean I'm gonna need to act nice towards everyone? One thing's for su...
(Resurrected!) Reborn as Crescent by MistyRose3968
(Resurrected!) Reborn as Crescentby MistyRose3968
Someone from our world died and is reborn as Crescent. Feel free to suggest ideas! This will be my very first Fanfiction that I have ever shared online, and I am open to...
Fight for Him | SWADMARE | by rioromeooo
Fight for Him | SWADMARE |by Nightmare </3
The Bad Sans love their Boss, but so does someone else.. The Bad Sanses and The Star Sanses were against each other, but one day the war had to end. Nightmare locked h...
Nightmare sans x reader by Wolfie-nighter
Nightmare sans x readerby
Y/n had a normal life before everything happened to her a good childhood until she turned 15 and then her mom and dad died coming home take a adventure as y/n survival o...
Becoming Fresh sans by AmeliaForEli
Becoming Fresh sansby LazyAmeliaforEli
What if someone in our world becomes fresh sans? --- Story Status: [✴️Ongoing] |⚪Unedited⚫| 。☆✼★━━━━━━━━━━━━★✼☆。 Impressive Ranking: #128 out of 47.9k - Undertale | ⊙.☉ ...
Their Beloved Star (Sans AUS x male reader) by Mo_ZhiYang
Their Beloved Star (Sans AUS x Mo ZhiYang
The cover's mine btw! UwU Warnings ⚠: •Bullying •Abuse •Sad Backstories •A bit of LGBTQ+ bullying •OP Reader/MC •BL (boys' love) •Possible Lemons Blake Carson didn't re...
Rarepair Oneshots - Undertale AUs by FallenAsleepYetAgain
Rarepair Oneshots - Undertale AUsby FallenAsleepYetAgain
Rarepair - A ship or paring that not many people ship or is very rare to find fanfiction and fanart of. This book is going to be a collection of oneshots for ships that...
To become a parasite by KarmaAkabane425
To become a parasiteby Karma Akabane
What if..someone became the same parasite that was fresh? Not as the skeleton, but the parasite, the thing is, when this parasite gets memories of another life and their...
Infinite Shades of Grey by Lunazul3000
Infinite Shades of Greyby Aster
Creepypasta x Undertale x Harry Potter A world where beings made of magic were trapped underground. A world where beings of insanity kill to keep the world from fallin...
bad sanses x reader texting story by Cross-Killer-Horror
bad sanses x reader texting storyby Cross-Killer-Horror
This is not going to be that good I don't think so... I do not own any charecters in this story only the plot.
RustTale (an undertale au) by BlackRoses839
RustTale (an undertale au)by Black Roses
After countless resets something strange and new happens. Red is trying to keep his true self a secret. Dust is hiding from the gods who wants him dead. Something will c...
My Cruel Fate MCF by Notysrry
My Cruel Fate MCFby nope
cross is begging to be free from nightmare but each encounter he gets further away from his freedom. will anything or more so anyone ever help him in this dilemma Btw ju...
Dream×Bad Sanses ||ONE-SHOT BOOK|| by Maya-mez
Dream×Bad Sanses ||ONE-SHOT BOOK||by Queen Maya-mez
Dream×bad guys in different universe's ENJOY uvu
A Ruined Heart (Temporary Hiatus) by Shadowolfie2008
A Ruined Heart (Temporary Hiatus)by Shadow Wofie
3 years... There's been a truce for 3 years. Dream enjoys the fact that his friends a happy. But Dream is Depressed because no one likes him for him, people just like hi...
Emotions (Nightkiller) by aloevera427
Emotions (Nightkiller)by A sad prince
Nightmare and Killer are part of the bad Sans but killer suddenly gets sick and only Nightmare can help him.
Misunderstood  by emilizbeth14
Misunderstood by emilizbeth14
In this story nightmare and his gang save the multiverse by making sure the balance isn't broken so they have to be the ones making the sacrifices in order to save the m...