Grillster Stories

The first few chapters build up the environment and characters before the relationship develops. All art is original by me, Credit: GhostSwap I'll update multiple chapt...

[NSFW] Hello Sinners! These smutty Oneshots are from my short story "I Never Got To Tell You..." which has more fluffy romance. These are the final lemony chap...

Gaster has been shattered, the pieces of his soul scattered across time and space. He is lost to the void, forgotten. The emptiness is menacing, taking any memories and...

The art in this story isn't mine (if i feature my own art i'll say low chance i will seeing I can't draw grillbys head) This is story happens before Gaster falls, but th...

I couldn't help but remember, the memory striking my whole being. Something in my life made me forget. He was my friend. He then died a painful death, falling into the C...

All boyxboy haters leave now cuz this story is about to unleash my otp which is grillster

!WARNING! This story may include self-harm, killing, blood, and Happy pills! If you are sensitive to these things, do not read! 2 years ever since the monsters have been...

no se necesitan palabras para ser pareja.

An undertale love story One of my favorite ships! Grillster! (GrillbyXGaster)

WARNING IF YOU DO NOT LIKE BOY X BOY READ NO FURTHER Descriptions: Gaster: Height-5'11 Appearance-this is gaster before the "accident" so he isn't in his inky...

Smutty or not I don't care. Please request I just want to write whether it's about fucking the flower, sucking off the skeletons, making out with Mettaton, or even falli...

This is filled with one shots but they are all centered around ships if you want you can recommend a ship to me Notes: •this all takes place after Frisk frees them unle...

Excluding the most important holidays, there was only one other day a year that Grillby's was closed. If anyone actually looked inside, they would see Grillby sitting al...

To love, to kiss, to sweetly hold For the dancing and the dreaming Through all my sorrows and delights I'll keep your love beside me I'll swim and sail on savage seas Wi...

Gaster is the head Royal Scientist, bearing with it a lot of responsibility. But with his workaholic personality and refusal to sleep, this makes for a lot of injuries...

Gaster and Grillby are both unsure of what they would do if they lost each other, but they are soon to find out.

The Barrier broken, monsters are enjoying their new home on the Surface. Grillby and everyone else are happily living their lives. Everyone? Yes. E̸v́ȩ̕ry̨͘͝o҉n͡͏e̵. Par...

The sleepy town of Snowdin has some new arrivals: a little family of skeletons. The father, one doctor Gaster, seems to take a keen interest in Grillby. With how allurin...