Insanity!Horror Sans - The Psychotic Insanity

Horror!Sans, New Undertale Fanon AU Wiki

Stream {Horrortale} - Unruly Rebel, Original Unofficial Soundtrack by Itz Horror!Sans Playz

HORRORtale sans v2 Undertale pixel art, Undertale fanart, Pixel art

Horror Sans Bitty Postcard for Sale by MoonRushers

Horror Sans #142 - Horror Sans

Horrortale Sans Battle Sprites 2021 by SafetyBob9001 on DeviantArt

Pixilart - Horror In Sansity Sans by NappyGaster

Horror!Sans Overworld Sprites by Coffey12 on DeviantArt

Evil Sans Sprite (Requested by sans the au nerd and also my take on it)

Sans, Horrortale Wikia