Tobyfox Stories

Fei gets sent into the world of Deltarune and a whole lotta shenanigans. Pros (in her humble opinion): Getting to meet her favorite characters! Cons (in her very 100% hu...

Y/N finds himself in a rather boring position after the Grimm Troupe settled in Hometown. And by that, he means sitting around in class for something interesting to happ...

(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...

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...

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...

"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...

It's still you! Or us. I mean me and Chara literally share the same bod- "[Player] stop interrupting the damn description 💔" ♡ "Okay I'm technically Fris...

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!!

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...

✧･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...

「She's in solitude」 「She's impecunious」 「She's in neediness」 「She's ashamed」 ♡Can they cure their wants and needs?♡ #1 on videogame #1 on Deltarune #1 on susie #23 on un...

You have a routine; jog, relax, and work. It may seem mundane to most, but for you it's comfortable, easy. It keeps you in your bubble. And you wouldn't change anything...

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...

You are Rosemary Romero, or Cherri. You're human, well partially. You've just moved to Ebott City for a scholarship you've earned! You don't have much money, but you ma...

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...

Now that all of the monsters are living on the surface, Flowey could not feel more alone in the Underground. That is, until a new face appears one day. On one hand, we h...

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...

This book's primary objective is not to be a story. While it contains story elements, its main goal is to compile background knowledge for an Undertale AU I have created...

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

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