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 - $63.30
Lightly Played Unlimited - $57.60
Moderately Played Unlimited - $51.90
Heavily Played Unlimited - $33.60
Damaged Unlimited - $26.60