Undertaleoc Stories

What if the six fallen humans who died before Frisk never died and instead joined Frisk on their journey through the Underground? It all seems good... aside from Frisk...

! WARNING ! Contains : Violence, Suicide attempts, Blood ------ Monsters race once lived peacefully on Earth with the Human race, but due to some circumstances, Humans d...

This is an undertale au WILL tap into underverse I made veris don't ruin him (please) I seriously had no idea for names for this book Before

A Curiosity SOUL bearer. A very Determined Perseverance SOUL. What could go wrong...? Most characters are OCs of mine and of friends of mine. Any other characters are fr...

What happens when the Fallen Child is not the one to take their life to pass the barrier? After the death of her brother, Chara, escaping her father's anger, finds herse...

The lab was all they knew. The Doctor made sure they never got a glimpse of the outside world. But they could dream. Dreaming of the vastness of the sea and the stars. T...

My oc's. WARNING, MAY CONTAIN CRINGE. Credits to the proper owners of each fandom!

" she's like the rest of us " everyone " THAT LILLY! " she's half-skeleton and half-human. A wolf monster is in deep love with her but she does not...

in which... Mason is the quiet kid. He's shy and misunderstood. He's always been the quiet kid. He's never had a true friend. One day, his class goes to the Mountains f...

An AU of Undertale set in where Monsters have discovered how to split their soul, and conceal it, giving them a second chance at life, and have learned to embed their ow...

Cover art by: Shybug×17, Thank you so much love! Welcome to my book of one shots! These one shots will be for my boys, The Outcasts! If you're new, Welcome! The Outca...

Oh how the tables have turned. -- You, Player, have been selected. You are the chosen one. In the world of Undertale, you play as Frisk. There are three routes you can t...

I'm happy about writing this

WARNING! This story will contain ~References to grooming and SA ~Violence ~Major Character death ~References to Bullying, Torture, Abuse, and Suicide ~Implied Sexual Con...

There's lot of Undertale characters in here, but it would be more accurate to call this a Momma CQ (the comic) fanfiction. The main character is an OC of mine and a lot...

Kai and Felicia are best friends. But when they're vacationing on Mt. Ebbot, Kai falls down, but is still alive. Everyone thought she was dead, so Felicia decides to loo...

After Chara is freed from the Void, reunited with her friend, Gaster, and gone through a Reset of time, she must now help guide young Frisk through the Underground, sho...

!The Au's, UnderNova, and characters in this book are entirely my own and were made by me. The cover of this book was made by me. And the pictures that I will use in the...

Yeah, I guess I'm doin a leviathantale thing now, even though it's past mermay :/ btw, I don't know anything about this AU, so I'm pretty much just making shit up. Sci a...

This is my OC book, that I honestly made only for undertale role play purposes Ps. I don't own the cover!