Beast Deity, Ethics Buster

:When placed or rode upon, [discard two cards from your hand], one of your units with "Beast Deity" in its card name, and attack your opponent's vanguard with that unit. At the end of that battle, if that attack did not hit, that unit, and if that attack hit, that unit gets drive -1 until end of turn. :When your unit with "Beast Deity" in its card name attacks, 1, and that unit gets +5000 until end of turn.