Tobyfox Stories

「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...

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!!

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...

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

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...

✧･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...

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

"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...

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...

WARNING: Not thinking about kids with this one. So don't let kids read it. Yea.

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...

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...

(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...

Cover not by me. Sadly, you'll have to find this hidden gem on your own. Characters belong to Toby Fox. Please take note of the fact that Frisk is actually evil not Char...

you are the brother to chara,frisk,betty,and kitten at the age of 10 your presents died when you and your sisters were in school.weeks after your presents death your sis...

Seriously though. I'm just joining the bandwagon. Feel free to jump in for a ride. (A/N: A super, SUPER duper old dump of headcanons I wrote waaay back when I was DT-obs...

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