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 - $74.40
Lightly Played Unlimited - $66.90
Moderately Played Unlimited - $52.10
Heavily Played Unlimited - $37.20
Damaged Unlimited - $29.80