[ Aqua / Effect ]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 Continuous Spell Card in your hand.
You can send 1 card from your hand to the Graveyard to destroy 1 Special Summoned monster on the field.
ATK/ 1900
DEF/ 1200