Killer Sans by DoodleBug4U on DeviantArt

Red soul killer sans by FishOnCola on DeviantArt

Pixilart - ------ sans blasting soul by Lunall

UTAU Dakimakura - Killer Sans by AlainaPrana on DeviantArt

A L I V E AU — Boom. And Killer too because I wanted to draw the

Killer (sans) by SoulGemArt on DeviantArt

Character.AI - Killer sans

Killer Sans - Roblox

Killer sans, Wiki

UT: Rise of Souls] - [NMD Chara Rework with Killer Sans - Lethal Deal (Chara skin) showcase]

Out of these four who is better. : r/Undertale