Undertaleundyne Stories

One day, Sans fell sick. His sickness came out of nowhere and it cannot be cured no matter how many medicines Gaster gave him. Because of the sickness, Sans stayed still...

A little fluff based drabble series I will make about HoneyMustard (Underswap Papyrus x Underfell Sans). I may occasionally take in requests and headcanons for it. Hop...

Hhh I actually have three other Papyton fanfictions on another website (Movellas) but y'know why not?? I'm not that great at writing but I'll try ;))

The Plain Sight book originally published on anaccount_butfanfics. It's been taken down, and it'll be reuploaded and re-edited here. I have no doubt that it'll never bre...

Undyne finds a newly-born fish baby in the depths of Waterfall. Noticing it does not have any parents, she takes it in herself.

a mettaton x undyne fic. its kinda romantic, but not really. this is a crack ship.

Coming to the surface was easy, but making the surface world home wasn't. After months, of negotiations, and treaties, Frisk made it possible for humans and monsters to...

The world is set in the age of technology but gangs still flow through the streets. After the Monsters escape MT.Ebott, the world was a big different, Sidney and her fri...

something i posted on quotev. wanted to post it here because it was part of a compilation of stories with random authors, but i want to continue it sometime.

This is story where the characters from Undertale will answer your questions, do some dares from you, react to things you want, and even meet characters from other fando...