Corefrisk Stories

The multiverse decided, "Ayo, Imma need to make a whole other living thing to handle this Balance shit yo." Though there are restrictions, your boi is out in t...

Today is a big day, "why?" You might ask, well today the biggest threat to the multiverse, to the creator the the multiverse, has been caught, Error, the destr...

Y/N gets isekai'ed to an Undertale multiverse. He becames the embodiment of Manipulation and Control. As he does not want to believe he died before, he becomes someone w...

After the Christmas party, Geno thought he'd never get to see Death anymore. Boy was he wrong! After a couple of chilling moments and heartfelt scenes, something happens...

"Error, what did you do?" Ink didn't expect there to be AUs beyond the Doodle Sphere. Core Frisk never would have thought that there are things they can never...

Nightmare had been alone in his head for the longest time. For 500 years he was able to gain more power, a castle, a gang, and a reputation of one of the most dangerous...

You. Yes YOU! 🫵 You randomly wake up in a middle of a battle to notice that you are now in the guardian of positivity body! You can't remember who are you! What you are...

After the events of I'm Too Tired To Sleep (ITTS), things were... If not happy, then at least calm across the multiverse. Unfortunately, the Creators were looking for s...

sans was simply sleeping one morning having lived quite a while in his mansion after leaving the underground, he had wanted to simply live his years in peace and keep up...

Sequel to What Love Does to the Best of Us. It is highly recommend you read that before coming to this. Ink and Error are dead and, in their places, are Blueberry and C...

what if, Error was actually just a tall 14 year old? what if errors soul was slowly and painfully deteriorating? what if he doesn't destroy because he can or because he...

Cover image-not mine Cover image by-@Charisk Dreemurr☆ (amino apps) Reapertale characters by-@Renrink Core frisk by-@Dokudoki Story is about-Reaper Chara wondering ar...

Big Announce meant!! This work will be under construction for a bit as I edit it! I've decided I hate what I did with it and will be changing some major plot point in it...

I have felt the pain of Betrayal when my original Creator abandoned me. Then again when my first friend Error seemed to have left me. I hid behind a persona of who I onc...

The story of a sans who is misunderstand and a frisk who has more to her then what others know

When Bryan gets hurt, and the animatronics see more than they were ever supposed to, what Unknown Truths will be discovered?

First book sry for mistakes. Nothings been the same since the death blast. That what they started calling the "incident". Somewon pressed a button and nuclear...

꒷꒦꒷꒷꒦꒷꒷꒦꒷꒷꒦꒷꒷꒦꒷꒷꒦꒷꒷꒷꒦꒷꒷꒦꒷꒷꒦꒷꒦꒷꒷꒦꒷꒷꒦ 「 Una creación extraviada en el Multiverso, un muñeco, aunque su semejanza hacía los Humanos era mucha haciendo qué se confundieran i...

This is a Undertale fandom. Following a glitch that goes by hacker as she tries to stop Error and his team from destroying the Multiverse. And as she tries to figure out...

This story is about a love triangle between Core!Frisk, Ink!Sans and Error!Sans (originally from a traditional art comic I made, but decided to do fanfic ver.) [26/07/1...