#Megaman #MegamanX In Mega Man X6, Rekkoha can't damage other bosses with exception Commander Yammark and Zero Nightmare. Yeah you are not reading it wrong. Zero Nightmare has 2 weakness, Z-Saber that X Hold and Rekkoha. (If you want to prove it by yourself, use gameshark that allow nightmare zero fightable even he already got beaten). But what if this Giga Attack can deal damage and it deals same as Charged Ray Arrow?. The answer is in this video.