M.U.G.E.N - UNDERTALE, BUT ONLY SKELETONS ARE ALLOWED TO FIGHT!

9 DIFFERENT VARIANTS OF SANS: SANS (BASIC), BLUEBERRY SANS (UNDERFELL) , HORROR SANS, GLITCH SANS, STORY-SPIN SANS, ULTRA SANS, ALTERTALE SANS, SANS AND CUBONE (POKEMON), SANS VER.S (OVERPOWERED). + 7 DIFFERENT VARIANTS OF PAPYRUS: PAPYRUS (BASIC), CARROT PAPYRUS (UNDERFELL), NEGA PAPYRUS, GLITCH PAPYRUS, ALTERSWAP PAPYRUS, LUCKY FLOWEY (AS PAPYRUS XD), BACKBONE PAPYRUS. + W. D. GASTER (UNDERTALE'S UNKNOWN CHARACTER/MYSTERIOUS SKELETON. APPARENTLY HE WAS THE ROYAL SCIENTIST BEFORE ALPHYS).