Koa'ki Ring - STBL-EN056 - Common - 1st Edition Tweet Near Mint, English, 5 In stock $0.24 Details Card Number: STBL-EN056 Card Type: Normal Spell Set: Starstrike Blast Rarity: Common Passcode: 46089249 Card Text: Reveal 1 "Iron Core of Koa'ki Meiru" in your hand to select 1 face-up monster on the field. Destroy that monster, and inflict 1000 damage to both players. Attribute: Spell Name: Koa'ki Ring Edition: 1st