When your opponent would Summon a monster(s): Send 1 face-up Synchro Monster you control to the GY; negate the Summon, and if you do, destroy that monster, and your opponent cannot Summon a monster until the end of this turn.
Near Mint Unlimited - $0.60
Lightly Played Unlimited - $0.50
Moderately Played Unlimited - $0.40
Heavily Played Unlimited - $0.40
Damaged Unlimited - $0.30