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 - $51.10
Lightly Played Unlimited - $48.55
Moderately Played Unlimited - $40.90
Heavily Played Unlimited - $25.55
Damaged Unlimited - $20.45