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 - $47.70
Lightly Played Unlimited - $42.90
Moderately Played Unlimited - $38.10
Heavily Played Unlimited - $28.60
Damaged Unlimited - $23.90