Koa'ki Meiru Doom

Effect Monster · Fiend · WIND · ★3

ATK 1700/DEF 800

“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 Fiend-Type monster in your hand. Negate the effects of LIGHT and DARK monsters that activate during the Main Phase.”