Stream 「Undertale HARD-MODE」By JackTheVuffle by Sans

GitHub - CaptainR3DST0NE/HARD-MODE-Sans-Fight: A modified version of gotoAndDie's c2-sans-fight, which is a modified version of Jcw87's c2-sans-fight, except with harder attacks.

Harder Sans Fight [UNDERTALE (Switch)] [Mods]

Undertale Hard Mode Sans Fight, UNDERTALE Fangame

UnderTale: Hard Mode Wonderful Idea Sans and Asgore : r/Undertale

sans mode Minecraft Skins

Undertale - Hardmode Sans( kinda spoilers?) by Deimion_J_ShadowWolf -- Fur Affinity [dot] net

Undertale Hardmode Tears In The Rain Sans Fight - woah, that's a lot of words. by WeAreJapaneseGoblin - Game Jolt

UNDERTALE: HARD MODE] ~ Pacifist Route Sans Fight by sogal - Game Jolt

Hard mode insanity sans Undertale Fun Roleplaying Amino

Pixilart - Undertale Hard mode sans by Abysstale1253