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 - $44.50
Lightly Played Unlimited - $40.00
Moderately Played Unlimited - $35.60
Heavily Played Unlimited - $26.70
Damaged Unlimited - $22.30