During each of your End Phases, destroy this card unless you reveal 1 "Iron Core of Koa'ki Meiru" in your hand. Each time a "Koa'ki Meiru" monster on the field is destroyed during the End Phase, its owner can add 1 "Koa'ki Meiru" monster from their Deck to their hand.
| Detail | Value |
|---|---|
| Card Type | Field Spell |
| Race | Field |
| Archetype | Koa'ki Meiru |