Undertaleau Stories

You didn't have a bucket list or anything, but you wished you could've at least read a few more fanfics or done literally anything fun before dying. Oh well, at least yo...

Yeah sorry gained an idea on if someone became swap Gaster Also they may be apathetic or just confused on their feelings and MAYBE Autistic, I may be a bit wrong on ap...

Cherry, an unusual swap-sans type, draws the attention of Dream and Nightmare when he is left the only survivor in his underground. With his Papy's gaster blasters follo...

What if someone from our world became the multiverse? Well everything is not likely to stay the same at all.. (Things will be different even possible personalities or a...

-VERY ANGSTY- Error gives up. there's no point in fighting anymore.. He gets captured but doesn't care. Ink and the council decides to send Error to prison for life but...

Okay I'm only doing my Favourite ships so I won't be any taking requests. I stand my ground and would like it To stay that Way for as long as I stay on this App. ⚠️ALSO...

You want to write an Undertale fanfic and don't know what to write? Maybe even looking for a bit of inspiration to get you out of a writer's block? Welcome then. Since I...

And someone from our world becomes epic sans, how will the rest handle epic now? Especially if they never even met epic before. (Everything is different, personalities c...

Y/n was born in the real world but he had lacked adventure in his life. The only thing that had given him a sense of adventure was a few games like undertale and Deltaru...

The story and some of the events taking in it is inspired by Red_Knife's book : Fallen Determination. One of the best fanfic I've ever read, check it out ! Y/N, a boy wh...

Lol this came to be cause of a comment in my reincarnation as ink sans story. So I'm doing it. I don't know much about ink papyrus but meh, this is fan fiction so what h...

It had been six months since Jaune Arc dissappered from the face of Remnant. It has been four years since Monster Kind had been freed from the Underground. On Remnant 7...

"There IS worse fate than death" The cover isn't mine. Just a few warnings: -boyxboy -girlxgirl(maybe?) -blood -su¡cide(kinda) -death

Someone from our world gets transported to an undertale AU as Napstablook! Well it can't be that bad right? Minus possibly getting stuck in a FGOD or FGOC Multiverses? B...

This is my take on Ink Sans by Comyet. Spoiler: It won't be always Sans. Read to find out more about this ;)

(First few chapters are pretty bad, thanks to me being a beginner writer when I started this) -Art DOESN'T belong to me, it belongs to the original artist(s)! -Welp! Thi...

(I DO NOT WRITE ABOUT UNDERTALE ANYMORE SO PLEASE DON'T REQUEST ON MY CHAPTERS) (AND FOR THE LOVE OF GOD STOP COMMENTING ABOUT MY GRAMMAR, I AM SWEDISH AND I HAD A HARD...

Dream makes a desperate attempt to finally end it all. He finally wants to end it for good. The guilt was too much for him. However, death rejects him and he gets subtly...

[Undertale Au's x F!Reader] Can be found in my Quotev Account --> @.FanboilingTrash | AO3 --> @.FanboilingWriter | Tumblr --> @.bdudette When Blueberry and Str...

when you were walking down the street truck-kun decided it was your turn to be reincarnated Met a God who gave you three wishes strangely enough you choose to be reinca...