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 - $156.40
Lightly Played Unlimited - $148.60
Moderately Played Unlimited - $132.90
Heavily Played Unlimited - $117.30
Damaged Unlimited - $109.50