| Koa'ki Ring | |
| Type: | Normal Spell |
| 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 both players take 1000 damage. |
| Password: | 46089249 |
| Printings |
Starstrike Blast (STBL-EN056) -
2010-11-16 |