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 - $41.30
Lightly Played Unlimited - $37.20
Moderately Played Unlimited - $33.10
Heavily Played Unlimited - $24.80
Damaged Unlimited - $20.70