Wdgaster Stories

This Story is taking place after the phase 3 event of Sans, finally losing against the human. Sans wakes up in a mansion and meeting with a blonde yellow with ponytail h...

(Undertale/Deltarune belongs to Toby Fox! Any Undertale Yellow characters belong to Master Sword (they might be kinda ooc, though)! Cover art by Tracie Kiernan! This is...

Gaster has nightmares can Robyn get his walls to crumble so he can tell her what's going on with him.

A young child fell into the Underground once again Back to the bed of flowers, where it all began What will they say? What will they do? "heh...yer not Frisk...are...

Ask me and my characters questions!!!!! Also, yes, I DID create Rust

"What's that look for? Are you perhaps unhappy to see me?" "Oh no. Oh no, quite the contrary, my love. I've craved to be with you for the longest time&quo...

Now that monsters have gone to the surface, Frisk is busy trying to maintain peace between Humans and Monsters, who aren't getting along peacefully. But that all goes ou...

what would happen if sans somehow managed to break the game and stole Frisk's place..... ahaha... give it a chance pls.

16 contestants fight to the death to escape the diary they are trapped in, it all seems so hopeless, until two contestants become legendary warriors known as "prett...

No... nonononononono, this can't be happening! Why is my controller moving on its own?! STOP IT! PLEASE! I DON'T WANT TO START A GENOCIDE RUN! LEAVE PAPYRUS ALONE! Why...

(𝐂𝐨𝐯𝐞𝐫 𝐝𝐨𝐞𝐬𝐧'𝐭 𝐛𝐞𝐥𝐨𝐧𝐠 𝐭𝐨 𝐦𝐞, 𝐂𝐫𝐞𝐝𝐢𝐭 𝐭𝐨 𝐚𝐫𝐭𝐢𝐬𝐭!) 𝐓𝐡𝐢𝐬 𝐢𝐬, 𝐚 𝐥𝐨𝐭 𝐨𝐟 𝐧𝐨𝐧-𝐜𝐚𝐧𝐨𝐧 𝐭𝐡𝐢𝐧𝐠𝐬, 𝐰𝐢𝐭𝐡 𝐚 𝐭𝐨𝐮𝐜𝐡...

He has many names. The Ex-Royal Scientist. The man who talks in hands. The man who came from another world. The one who is always listening. The one who is watching. Bu...

The barrier has been broken. Not due to SOULs, but due to a successful experiment by Doctor Gaster. Now, monsters must assimilate into the human world, where, apparently...

Sorry that it's short I ran out of ideas

dont mind the cover please, I have little ideas so any are appreciated and am currently writing 3 books (this one included) so ima be slow to update this one

Outertale is a outer space au of the game undertale. The original creator is 2MIL127 however they don't associate with it anymore I am looking for a better cover so if y...

This is another timeline, where Sans and Gaster defeat the human and go to another dimension of world. (Note! This is an alter timeline story against, I did about The Co...

A story request, made by @ChristianEdradan! You, the reader, acquires vague similarities from the Man Who Speaks In Hands, Gaster, in the twist of teleporting to a worl...

A human has fallen down. As the Judge and the most powerful monster in the Underground, Sans has to keep an eye on them. Not just that, but also to kill them. However...

She can't remember why she fell. The fall was a hard one, after all. She meets someone unexpected, though. A monster of the void, W.D. Gaster. A cold, calculated scienti...