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1. Wild Happenings Of Undertale by SquirrelsFromHell

   Fandoms: Undertale (Video Game)  

   • Mature
   • Graphic Depictions Of Violence
   • M/M
   • Work in Progress

   01 Jun 2026

   Tags

   • Graphic Depictions Of Violence
   • W. D. Gaster/Grillby
   • W. D. Gaster
   • Grillby (Undertale)
   • Grillby Regular(s) (Undertale)
   • Original Undertale Character(s)
   • Sans (Undertale)
   • Papyrus (Undertale)
   • Undyne (Undertale)
   • Muffet (Undertale)
   • Asgore Dreemurr
   • Asgore gets called aswhore
   • W. D. Gaster is Papyrus and Sans' Parent
   • Good W. D. Gaster
   • W. D. Gaster-centric
   • W. D. Gaster Needs a Hug
   • Trans W.D. Gaster
   • Binder being worn too much
   • Gaster is smart he just doesn't care for his own health
   • Grillby's Restaurant (Undertale)
   • Based on a Discord Roleplay
   • We want Klyde dead
   • Temporary Amnesia
   • Grillby needs a hug
   • Grillby adopted Sans and Papyrus
   • Grillby-centric (Undertale)
   • Self-Harm
   • Abusive Relationships
   • Mental Health Issues
   • Trauma
   • Implied Sexual Content

   Summary

   !!Based on a discord roleplay!!

   Gaster returns to the underground, and goodness... the chaos that follows would not be something that anyone could have foreseen.

   AN: If you finish the fic (once I finish writing it) then please, come and join our roleplay! We still need more characters :)

   Language:

   English

   Words:

   6,248

   Chapters:

   3/?

   Comments:

   4

   Kudos:

   4

   Hits:

   112