HardTale: the first battle - Sans and Papyrus battle (DEMO) by Sans Game - Game Jolt

SwapFell Papyrus Fight (Phase 2 and update) (Sans Game)

UnderSwap CLASSIC! DEMO V2 ~ Papyrus Battle (FULL - Phase 1-2)

DifferentStarsTale Sans Fight by Under___Play - Game Jolt

Project Spacetime, Undertale AU Wiki

I made an Undertale fighting game! It's called Brawltale and it took a lot of work over a long period of time, here's some screenshots from the game and if you're interested

Find Great Free Undertale Games - Game Jolt

Undertale Realm - Art, videos, guides, polls and more - Game Jolt

Weak Outer Dust Sans/HardTale Sans [Showcase] [Undertale battle reality's]

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

SwapFell Papyrus Fight (Phase 2 and update) (Sans Game)