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 - $63.80
Lightly Played Unlimited - $60.60
Moderately Played Unlimited - $54.30
Heavily Played Unlimited - $47.90
Damaged Unlimited - $44.70