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 - $13.80
Lightly Played Unlimited - $12.40
Moderately Played Unlimited - $11.00
Heavily Played Unlimited - $6.90
Damaged Unlimited - $5.50