During each of your End Phases, destroy this card unless you send 1 "Iron Core of Koa'ki Meiru" from your hand to the GY or reveal 1 Rock monster in your hand. When your opponent activates a Spell Card (Quick Effect): You can Tribute this card; negate the activation, and if you do, destroy that card.
| Printing | Rarity | 1st Edition | Unlimited | Actions |
|---|---|---|---|---|
BP03-EN081Battle Pack 3: Monster League | R | 1st | Unl. | |
BP03-EN081Battle Pack 3: Monster League | SR | 1st | Unl. | |
SESL-EN050Secret Slayers | SR | 1st | Unl. | |
STBL-EN087Starstrike Blast | R | 1st | Unl. |
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