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 - $48.80
Lightly Played Unlimited - $46.35
Moderately Played Unlimited - $41.45
Heavily Played Unlimited - $36.60
Damaged Unlimited - $31.70