Koa'ki Meiru Powerhand (RGBT-EN022) - Raging Battle Unlimited

During each of your End Phases, destroy this card unless you send 1 Iron Core of Koa'ki Meiru from your hand to the Graveyard or reveal 1 Normal Trap Card from your hand. If this card battles with a LIGHT or DARK monster, that monster's effect(s) is negat