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 - $107.60
Lightly Played Unlimited - $96.90
Moderately Played Unlimited - $75.30
Heavily Played Unlimited - $48.40
Damaged Unlimited - $21.60