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. During either player's turn, when your opponent would Summon a monster(s): You can Tribute this card; negate the Summon, and if you do, destroy that monster(s).
NM-Mint 1st Edition - $0.50
Lightly Played 1st Edition - $0.45
Moderately Played 1st Edition - $0.40
Heavily Played 1st Edition - $0.35
Damaged 1st Edition - $0.25
NM-Mint 1st Edition Non English - $0.50
Lightly Played 1st Edition Non English - $0.45
Moderately Played 1st Edition Non English - $0.40
Heavily Played 1st Edition Non English - $0.35
Damaged 1st Edition Non English - $0.25