Pay half of your Life Points when your opponent either activates a Spell or Trap or summons a monster (including Special Summon) to negate the action and destroy all the cards involved.
Near Mint Unlimited - $13.60
Lightly Played Unlimited - $12.20
Moderately Played Unlimited - $10.90
Heavily Played Unlimited - $6.80
Damaged Unlimited - $5.50