Gibbous Moon Jokuby UnderTaleHyperFixed
You know when I died I expected to stay dead. Not be reborn. Now I'm a baby in a hell-hole of a family. How the hell am I supposed to survive? Let's find out!
King's Heir (A Dadmare fic)by WeirdLookingCat
Nightmare is a god. Not only is he a god but a king as well. A fair and just king at that. Despite being the most feared being in the multiverse he is surprisingly the o...
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?
I'm now Napstablook from my undert...by Daemos_Dizzy
Someone from our world gets transported to an undertale AU as Napstablook! Well it can't be that bad right? Minus possibly getting stuck in a FGOD or FGOC Multiverses? B...
Nightkiller for life by Willow tree
After the truce with the star sans everything's been boring. Killer got bored of reading his book and goes for a walk. When walking he finds nightmare sitting near the...
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...
"I can't do it" I said "Come on baby you have to learn to fight for when I'm not here anymore, I won't be here to protect you" she said I turned to h...
My Friend Over the Phoneby Are you in pain? Because I'm...
[!!PLEASE READ!! This book is currently under revisions, so some chapters are currently unpublished! I am currently fixing a bunch of stuff with the book that I personal...
C.C Afton Meets Bnhaby BrokenRea1ities
What happens when the crying child is suddenly teleported to another universe with no clue how he got there, and only the company of Nightmare keeping him sane. How wil...
He Came to Stay (Blue x Bad Guys)by EmberAshTheFaithful
Living on a steady diet of caffeine, sugar, and sheer will is not a healthy lifestyle. But how else can you keep up with teammates that need no sleep, no food, and who e...
"you will be mine, darling~by Funtime Foxy
It was just a normal day in the multiverse, a monday to be exact because the star shits never attacked on mondays so the gang where able to relax when suddenly nightmare...
Reborn [Error!Sans fanfic] [Fgod]by 3KainNyah
[Cover belongs to me] Error is the (forced) god of destruction, Ink is the god of creation. Both are needed to keep the balance, but while one is loved the other is hate...
These Scars Are Not Mine [Reader R...by ❄ Skrael Simp ❄
You ended up bleeding out, dying alone in a dark alley, wondering how it all ended up this way. But after an afterlife encounter with Passive!Nightmare, you find yoursel...
Above Suspicionby Waffurupason
Ink creates a plan that could defeat or possibly even convert Error to his side. What could possibly go wrong? ------- Undertale belongs to Toby Fox Fgod concept belongs...
My Dear Nightmareby Dede Addy
"What's your name?" he asked. "Daniela. Daniela Stevens," she responded. "Look at me Stevens... now that I've met you, I promise I'll work eve...
A Classic Nightmareby MoonQuibli
Description: Classic finds himself in what he thinks is an AU. After fending some bullies away from a cute purple skeleton, classic comes back more and more, getting clo...
Prisoner...? (Bad Sanses x Human!R...by 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...
A tale of the two brothers that guard the tree of feelings, but with my own twist. 💛Dream: The guardian of positivity. 💜Nightmare: The guardian of negativity. Started...
Sans Aus X BSD!Child!Readerby Ein G. Pierce
What happens if Error happened to walk into the BSD Universe and meets the younger brother of Atsushi? Atsushi was unable to take Y/n with him when he was kicked out. Wh...
Nightmare's adorable toy~ ( Yander...by boirs Cusano
Y/N see a skeleton boy getting bullied by a few humans and monsters and steps in to help earning them a new friend~ ( not my photo for cover i dont own nightmare or drea...