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 - $102.30
Lightly Played Unlimited - $92.00
Moderately Played Unlimited - $81.70
Heavily Played Unlimited - $69.30
Damaged Unlimited - $41.40