When a monster would be Summoned, OR a Spell/Trap Card is activated: Pay half your Life Points; negate the Summon or activation, and if you do, destroy that card.
Near Mint Unlimited - $50.70
Lightly Played Unlimited - $45.60
Moderately Played Unlimited - $40.60
Heavily Played Unlimited - $30.40
Damaged Unlimited - $25.40