Gasterblasters Stories

Sans and Papyrus' dad is the one and only Dr. WD Gaster. There mom is.. a werewolf?

Dr. Gaster made 1-S and 2-P to break the barrier and start a war. When he disappeared, they were scared, confused, alone. They broke out of their prison and Grillby rais...

Everyone thought all the monsters were sealed Underground, but upon making it to the Surface, a couple monsters nobody has ever seen before starts to make an appearance.

YN Sans grew up wanting to be a hero. With the help of his best friends Frisk and Izuku, he aims to go to UA and accomplish that goal. Sans Male OC x Frisk

In a world where heroes rise and darkness lurks, a unique girl named Sans finds herself thrust into the vibrant halls of U.A. Academy. With a mysterious past and the pow...

Mostly just pictures and some comics on Gaster Blaster Sans transforming or being a Blaster beast already. I do not own any artwork or au's shown in this book. Hope you...

W.D. Gaster never meant to fall in love during the war. But he did. It resulted in heartbreak, a pup, and a high LV. So he experimented. 10 years and no more kid. So he...

What is wrong with Sans, and who is Gaster? This is such a reused Description. Undertale belongs to Toby Fox.

Ink had a.. how do you word it? 'Odd' ? That's a good word, he had an odd dream. After waking up, since that day he's been having even more odd dreams. The Star Sans, In...

Y/N is an Ultima but she is also a soul mix. A soul mix is when two soul types combine and become one being. She is a mix of CHAOS and CORRUPTION. The strongest soul typ...

This is a GasterBlaster!Underswap!Sans fic in the world of Underswap. Sans (or Blueberry) is a ten-year-old skeleton who isn't allowed to leave home. While his father (G...

Basically what it says in the description... Just some pictures of Feraltale and BB Trust Au. Also some other pictures such as Temmie, Doomfanger, and The Annoying Dog...

Have you ever wondered that out of the thousands of humans during the human and monster war that not even one sympathized with the monsters? I bet you do, for I certainl...

Grace is an artificial monster on the run from her human creater and finds herself in the Underground. Follow her as she makes her journey through the underground

[[UNDERTALE SPOILERS!!]] After frisk had done the pacifist run many times, something gone wrong... Flowey never showed up in the end. So frisk lived in the underground w...

In this fanfiction plans Ib (my OC) to prank Understitched Gaster (from Gasterblaster7659) and forces him to a dinner. She trys a lot to make Gaster embarrassed and unco...

What If I Told You That In A Once New Circumstances Dust Had Now Succeeded To Propel His World Of Infested Hackers, Destroying Frisk Soul With No Resets, Without The Com...

It is about a little human girl who meets a scary looking monster that is actually very sweet. The two go on an adventure of a lifetime and meet new friends and fight e...

Frisk has spent 8 years in the underground, during 4 of these long years her friendship with Sans grew to be something more, resulting in a beautiful relationship. Trage...

https://www.deviantart.com/undertalethingems/gallery/all Ja tu tylko tłumacze ;)