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 - $51.50
Lightly Played Unlimited - $49.00
Moderately Played Unlimited - $43.75
Heavily Played Unlimited - $38.75
Damaged Unlimited - $36.00