Any effect that would inflict damage to a player instead increases their Life Points by the same amount. When a card's effect to destroy a monster(s) on the field is activated, you can send 1 card from your hand to the Graveyard to negate its activation and destroy the card.
Near Mint Unlimited - $3.80
Near Mint 1st Edition - $8.40
Lightly Played Unlimited - $3.10
Lightly Played 1st Edition - $6.80
Moderately Played Unlimited - $2.50
Moderately Played 1st Edition - $5.50
Heavily Played Unlimited - $1.90
Heavily Played 1st Edition - $4.20