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 a monster effect is activated (Quick Effect): You can Tribute this card; negate the activation, and if you do, destroy that monster.
| Printing | Rarity | 1st Edition | Unlimited | Actions |
|---|---|---|---|---|
BP03-EN056Battle Pack 3: Monster League | R | 1st | Unl. | |
BP03-EN056Battle Pack 3: Monster League | SR | 1st | Unl. | |
RGBT-ENPP3Duelist Pack Collection Tin 2009 | SR | 1st | Unl. | |
RGBT-EN023Raging Battle | C | 1st | Unl. | |
SESL-EN048Secret Slayers | SR | 1st | Unl. |
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