Readerxundertale Stories

After the events of "Unitale: The Darkened rooms" You find Chara and explore numerous universes with her while having fun and being a cute couple.

--Long ago, two races ruled over Earth-- --HUMANS and MONSTERS-- --One day, war broke out between the two races-- --After a long battle, the Humans were victorious-- --T...

A undertale au where you, all your classmates and a new girl in a green jacket wake up in a dark room, fighting for your lives doing fatal challenges for the amusement o...

*This is a random fan-fiction about Undertale and Creepypasta* Please don't judge 👩‍⚖️ **EDITING PROCESS** Read on to find out more. The first chapter might have a lo...

[This story has been abandoned at the end of volume 1, sorry for those who enjoyed reading.] A story set in the RWBY universe with BioShock, Undertale, Doki Doki Literat...

Read it to find out. 😝 I do not own Undertale. That is the property of Toby Fox. This is just a fanfiction.

You've read the title, so you know what this is. I will take suggestions, like who you want to be the next insert and stuff. Maybe some requests, but no guarantees. With...

whoa! i know what you're thinking is it different parts? im sorry my friend it will be all together but with different outcomes! enjoy!!

Do you ever wish for a place where you can role play, Request a one-shot, Ask questions to your favorite Undertale (And any of it's AU's) characters, and much more, all...

Under tale conversation with you. This is just for fun LOL!

Y/n is a human yet there's something about her that just doesn't seem right. She has a guardian, a guardian whose job is to protect y/n from harms way, but they are no g...

"Well then! We will see each other in some time! I hope both of you don't reset the time so we could enjoy our happy ending. See ya, kiddos!" ''Oh Sans, if on...

*Your life is terrible. * *Absolutely terrible. * (Cover image does NOT belong to me)

This is fan fic. And this, *pulls out a literal lemon* is not the same. So what im trying to say is: • • • This fanfic, isn't a lemon. It is, however a sans x reader. SO...

so um... this is my first story i'm sorry for bad story lines ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ A young girl saw a game. a game that is conviniently "UNDE...

It's just you and Sans facing each other in the judgement hall. After everything you've done to lead up to this moment you have to face the ultimate obstacle, Sans, but...

(Y/n) had a wonderful life. She always had the nicest clothes in school and she loved her family. Her mother and father loved her dearly, and so did her older brother. O...

This is my first story so it'll probably suck... It's also kid friendly. I was too lazy to make the person on the cover a hybrid 😂 The chapters are going to be pretty s...