Corefrisk Stories

Core frisk has noticed that there was something wrong with a couple of aus and decided to check it out. Turns out some sanses have severe depression and disorders. Core...

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...

Before the events of Underverse begin, seven people disappear from their Multiverse. Dream, Error, Fresh, Stretch, Outer, Core!Frisk and Cross!Chara are trapped in a new...

"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...

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...

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...

Core!Frisk had finally captured Error's heart, something she had been attempting to do for the last few months. Error, despite seeming to be capable of being nothing mo...

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...

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...

Everyone in the Doodlesphere knows of the Star Sanses. Ink, Blue, and Dream. The heroes, the guardians, the saviors. Who would have thought they would fall? Nobody. Unti...

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...

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...

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

\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...

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

ask or dare the undertale crew and their kids! The ship is.... Asriel x Chara Sans x Frisk Asgore x Toriel Undyne x alphys Papyrus x Mettaton Swaps au Papyrus x Chara ...

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

This is my first story I've posted, so no hate, please. Also, even though the title says storyshift... It's not going to seem like that for the first part of the story...

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