Gaster Stories

Heya! I'm X, and I'm here to write some "x readers!" You can suggest pretty much every AU, and I'll even do some of my own AUs just for fun! Anyways, I hope yo...

(My first story so sorry if there's bad grammar) The Rose family had never been more positive after they had there children. Plus each child had there own dreams. Ruby w...

--- > In a world where only women are born with quirks, society treats men like they're worthless. Izuku Midoriya is bullied by his sister, ignored by his mother, and...

The one that made it the furthest in the underground, perseverance. Perseverance had beaten almost all of the monsters in the underground from papyrus to sans and undyne...

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...

It was obvious Gaster wasn't keen on forgiving Jessica. It seemed like every time she tried to apologize, every time she tried to open up, he dismissed her. That was wh...

The RiverPerson is truly a mysterious monster, only known as to sing and to help you travel place to place, they were an NPC, surely he wouldn't be him, right? Oh how wr...

He went blind in a freak accident at the lab. Now all he 'sees' is darkness. Until.. he meets you.

WARNING: THIS CONTAINS HIGHLY MATURE CONTENT (BLOOD, VIOLENCE) READ AT YOUR OWN RISK Money can change a lot of things. It can even change your destiny. Plunge yourself i...

What if when gaster fell into the core and his soul shattered...what if he was reborn as a human that had knowledge from there first life from our own world? What if...g...

A/n: I got some inspiration from another story, I'll try not to make it a carbon copy. Gremory Rose, to be exact. The forgotten child. The Cursed One. Such cruel names t...

Sans has lived through countless timelines. He's seen the kid make friends with everyone, only to give up in the final moments. He's seen the kid killed, over and over a...

DRAMA, ACTION, BLOODSHED... Love? After erasing hundreds and hundreds of timelines, Chara is suddenly stripped of her abilities. She's forced to lead an everyday life i...

The reader wakes up to a new life as a monster skeleton. In a new world, that's filled with monsters, humans, and magic. But instead of living their new life to the full...

~o0o~ Book 3 of the "Better Times" trilogy ~o0o~ (Book one: "The Time Before") (Book two: "A Name to Remember") Two years after the Barrier...

Even though the Underground is now empty, except for some people, you still stupidly managed to fall in the once prison for monsters. Who knew you would get away from th...

DISCONTINUED !! you've been alone since a young age. your life was never the best. it was actually pretty stressful. when you turned sixteen, you decided to stay in one...

I don't own Undertale or any images.

After discovering Chara's crush, Asriel, and Sans' crush, Frisk, are dating each other, Chara and Sans decide to stop fighting and laughing at their misery to take some...

"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...