Koa'ki Ring - STBL-EN056 - Common - 1st Edition Tweet M/NM, 30 in stock $0.20 Details Set: Starstrike Blast Card Number: STBL-EN056 Attribute: Spell Rarity: Common Card Type: Normal Spell Name: Koa'ki Ring Edition: 1st 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.