Tobyfox Stories

"You shall seal the blinding light light that plagues Human and Monster dreams You are the vessel You are the Hollow Knight" •Somewhat of a reboot of Someth...

(EVERYONE IN THIS STORY BELONGS TO TOBY FOX!!!!) After defeating King Spade and saving the world, the human of hometown began to miss his prince and decided to visit him...

Au Sanses x Reader If you like edgy and scary Sanses, and romantic and fluffy and edgy scenarios, then this is the book for you!!

Orphaned. Left alone, the definition of it. Like a fantasy, or a dream, saved by a being willing enough to take you under their wing and keep you safe. With secrets to b...

(Art is originally by "ffloofball" on Tumblr.) A story that was conceived and based on a Deltarune 4chan post. Despite being heavily close to both Ralsei and...

Art by: InviSeri on Deviant art Cover made by me! Characters from Deltarune: By Toby Fox . . . You are a (insert your species, being human, demon, or a monster in genera...

COMPLETED AND COMPLETELY EDITED Hello Chara shippers!! This is my first ever story do not judge.. Chara is also a boy and you is a female read and find out what happens...

✧･ﾟ: *✧･ﾟ:*DELTARUNE ONESHOTS*:･ﾟ✧*:･ﾟ✧ This could include any character that is in both Undertale and Deltarune SLOW UPDATES 【Requests: CLOSED】 Thank you for all the re...

We follow YOU, the Player, on this epic Undertale story. You get sucked into the game on your computer and have no idea what to expect. Will you be able to get back home...

Just what you'd expect. Pardon my lack of knowledge about this AU. I just like the concept. Both Frisk and Chara are girls. Characters may use absolutely differen...

『Can this be true? I can't believe what I've seen. A soul like yours - to be as strong as you are. A memory stirs... you made me think of a man, from years ago - a man w...

(Might make a rewritten version of this story since I'm not too proud of it. If you're reading this note, leave a comment on one of the chapters if you'd want me to writ...

After the barrier had been broken and harmony between monsters and humans had returned, a new sinister force arises after peace returned to the land. When the darkness t...

Hey guys this involves Papyrus, Sans, Grillby, Mettaton and Undyne. The others are brought into it later on. I do not own any links, videos, pics, links and/or character...

This is my first story about u and error sans it's ok if u don't like the story

Innocence had already been more or lost by the Dreemurr brothers, but the friends and memories they'll make along the way are certainly worth it. The question is: will t...

Hey, hey, it's my first story I've ever posted on here and the first FANFICTION I've ever written at all! Btw, I'm not a writer and didn't even plan on writing anything...

Random kris x ralsei fanfic/AU. Thumbnail by: IEuphorica

Idk mate Credits to Toby Fox for the dialogue used in this.

It all started when W. D. Gaster became the Royal Scientist of the Underground. Many monsters knew him, some even followed him. But one day, he injected himself with DET...