Genocideroute Stories

Sans the skeleton is a resident of Snowdin in the Underground, and life as he knows is mostly alright. He had his optimistic, egotistical brother, Papyrus, his mysteriou...

You don't remember how and when you fell into the Underground. All you seem to know is that it's inhabited by monsters with little to no signs of human life. You make it...

This is a crossover between Percy Jackson and Undertale After a genocide route, Sans is somehow not dead, and Chara has broken the barrier and mysteriously disappeared...

What if Chara didn't control the Genocide Runs? What if it was Frisk? And what if, after all was said and done, Sans still remembered? A short what-if conversation betwe...

¿La pequeña genocida siente arrepentimiento? ¿El peso de sus pecados es suficiente para rendirse o su determinación corrupta la impulsará a seguir? Pensamientos de una n...

(possible spoiler warning as well as a possible one shot, DARK CONTENT WARNING!(even though it was originally gonna be way darker) It was over, everyone was dead... You...

"Please don't take my sunshine away."

"Welp. I'm going to Grillby's. Papyrus, do you want anything?" A quick, last-minute Undertale Genocide Route Fanfiction

I was just watching the ending of Undertale yellow's genocide route and I couldn't help but think how Flowey was the true idiot so I decided to write a short story about...

The Reał Genøcide Røute is abøut a 13 year øłd chiłd, whø słøwły becømes insane the møre they gø øn their gøurny.

Long ago, a Djinn dwelled above Mt. Ebott. He was a resident of this world as well as another only mentioned in books; one filled with mysteries and marvels such as the...

A partially inaccurate (to the game's storyline) Undertale fanfiction about Frisk's relationship with Sans after killing his brother. Frisk promptly seeks his forgivenes...

Dustin, a young boy, finds himself climbing Mount Ebott, hearing stories of monsters living deep within the mountain. Soon, he'll learn what that meant.

COMING SOON

This is my first story on here, so don't get mad if its not good. Just some one-shots of what I think would happen if Papyrus was genocidal. Updates (hopefully) once a w...

i'm going to be completely fr i stole this entire story off of undertale amino back whenever this was posted and i've never been able to find the original creator (COMPL...

Frisk and Chara have been battling over control of Frisk's body, but someone has won... who?

Preview of the story I'm working on: Post Reset Chara- Preview Story Description: In the Undertale game, made by Toby Fox, there different endings; Pacifist, Neutral, an...

This is a Chara X male/female reader in the judgement hall fight taking the place of Sans. In this specific story Chara is female but if your want me to write an opposit...