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 - $57.60
Lightly Played Unlimited - $51.80
Moderately Played Unlimited - $46.10
Heavily Played Unlimited - $28.80
Damaged Unlimited - $23.10