If you control a Level 7 or higher Normal Monster, when a monster would be summoned OR a Spell/Trap Card is activated: Negate the Summon or activation, and if you do, destroy that card.
Near Mint Unlimited - $4.00
Lightly Played Unlimited - $3.80
Moderately Played Unlimited - $3.40
Heavily Played Unlimited - $3.00
Damaged Unlimited - $2.80