Sans vs Chara 2 player on Scratch

Sans/In Battle, Undertale Wiki

Game Jolt - Share your creations

Game Jolt - Share your creations

Undertale _ 2 Player Badtime sans Vs Frisk (2) - TurboWarp

UnderTale Last Breath 2 player mode (BETA) by ProgramClass2

Undertale endings explained and how to access hard mode

Undersim: Undertale 2 Player Battle Simulator by SuperGamingOfficial - Game Jolt

2 player sans fight vs my bro

Let's Players Reaction To Sans His First Attack

A cool little detail about Sans this guy brought up in the Stronger Than You animation by alfa995 : r/Undertale