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 - $47.25
Lightly Played Unlimited - $44.90
Moderately Played Unlimited - $40.15
Heavily Played Unlimited - $35.45
Damaged Unlimited - $30.70