SwapSwap Sans fight (CYF Mod) by Helldrake - Game Jolt

Game jolt is the perfect place for undertale fangames : r/Undertale

Horror Sans Battle(Undertale fan game) by EeveeLing - Game Jolt

Game Jolt - Share your creations

WORLDRESET Sans Fight phase1~2 by SEEKER_III - Game Jolt

Underswap: The Un-Canon Sans Battle by ProgramClass2 - Game Jolt

UNDERTALE Sans Battle Remake by the_a_white_name - Game Jolt

Undertale HardMode Sans Fight by Siki by siki_AU - Game Jolt

Storyshift Sans Boss Fight (Complete Edition) by Patrick The Star - Game Jolt

UNDERTALE Hard Mode: Sans Battle (fanmade genocide battle) by Vecc - Game Jolt

Eagle's Undertale Custom Battles EP1: Sans Fight by EaglePhntm (aka TheRealPhantomEagle) - Game Jolt