Corefrisk Stories

Alphys always knew there was something else out there. This couldn't be it. She studied all of the sciences she could, and came to one conclusion: The multiverse had to...

"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...

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...

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...

Bête Noire had an idea What would happen if she have her 'fear factor' to Ink What would the soulless god of creation do? And so she sent Akumu to sneak in a vial of pin...

When Error and Nightmare decide to team up to destroy a universe- they torture one of its residents, a daycare owner named PJ, by taking the ones he loves souls and crus...

Yin & Yang. Error & Ink. A fight between The Destroyer and The Protector, ended after centuries of conflict. The Multiverse has been erased... There is nothing left...

+((REALY SLOW UPDATES, BE PATIENT IM STILL A STUDENT))+ The Dragon race was a rare kind of race. They lived in high mountains close to either volcanos or snowy mountai...

Im bored thats why I dont own them Angst-💔 Fluff-🧸 No smut Adamabyss owns them There will be a past of Remorseful Anamoly belongs to Adam Remorseful/Redemptive belong...

Nightmare never expected to take in 6 kids, but he doesn't regret it. He knows he's not perfect, but he'll try, for their sake. And besides, anyone who dares try to harm...

Dream was kidnapped at young age, leaving Nightmare alone to take care of the tree. As Dream was taken away, the golden apples magically disappeared from the tree which...

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

Undertale multiverse before you ask. Error couldn't keep up anymore. It was to hard to combat creation. But fate spoke to him again. She was always kind to him. Healed a...

Dream was replaced by a new young Guardian. Well that's his cue for his retirement but... Oh well, not everyone let him retire and do whatever he wanted to do. Even af...

Core and Error are opposites in almost any way possible, though somehow Core finds a way to become friends with Error. Meanwhile Error, who's just adjusting to having a...

A normal player who lived a normal life saw all the pain and suffering everyone was feeling and 𝙀𝙣𝙟𝙤𝙮𝙚𝙙 it. Now, they want to make everyone feel that pain more in...

Sorry if this sucks, but please don't hate. Coren and Erisk are the children of Error Sans and Core Frisk. Coren is always in pain, with a past he wants to stop making...

A teenager finds themselves in the Undertale Multiverse. Only good thing? They've been in the fandom for a while. Bad thing? Monsters look so much scarier now that they'...

\this one was actually inspired by AqilahDawinterWolf Yan au 1 shots / (Though sadly I do not have motivation to continue this. I do apologize as I'm focusing on my ar...

What happen when error loss to core frisk and Ink to much. His began his killing of au