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...

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 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...

(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...

[GN! READER INSERT] "I'm the comic relief character!" "You're annoying." "Oh." ====== With the cool and quiet MC, the tough and headstrong...

『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...

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

✧･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...

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...

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

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 just a little fanfic that I wanted to make just for fun. I really hope you guys will like it. Btw, Asriel and Flowey are my two favorite characters in undertale...

You're depressed. Not only depressed, suicidal. Your whole life has been meaningless, and gone off the wrong road. Taking the leap, you try to end your life, only starti...

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...

There is not a enough Fellcest books!!!!!!!!!

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...

After the sudden passing of their parents, and was in the middle of taking a hike later on one day, Ryobo and Itachi suddenly find a cave to take shelter from the rainy...

a young boy named y/n was taken by unknown people and was experimented on after that he went to fine his sister chara. but he can't find her he but he did remembered th...

[6th Book] ((DISCONTINUED)) {Deltarune} Leave your requests in the comments below And I'll do some shipping on the next Oneshot of D(elta)R(une)! Yes I have another bo...