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1. Mud by CrossSansLengthyTDick

   Fandoms: Undertale (Video Game)  

   • Explicit
   • Rape/Non-Con
   • M/M
   • Complete Work

   01 Jun 2026

   Tags

   • Rape/Non-Con
   • Horrortale Sans/Something New Sans | Killer (Undertale)
   • Horrortale Sans (Undertale)
   • Something New Sans | Killer (Undertale)
   • Shock Collars
   • Torture
   • No Lube
   • Sorry little guy
   • Blackmail
   • Anal Sex
   • its not very descriptive though...
   • Angst
   • idk it made me sad
   • Rape/Non-con Elements

   Summary

   Killer has been traversing the multiverse with Horror by his side for a little while now. His behaviors were predictable, boring.

   Enter the shock collar, a nifty invention created to train annoying dogs and more commonly used in sexual encounters, and Killer was all out of annoying dogs.

   Language:

   English

   Words:

   2,246

   Chapters:

   1/1

   Comments:

   8

   Kudos:

   17

   Bookmarks:

   4

   Hits:

   234