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 - $98.20
Lightly Played Unlimited - $93.30
Moderately Played Unlimited - $83.50
Heavily Played Unlimited - $73.70
Damaged Unlimited - $68.80