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 - $1.70
Near Mint 1st Edition - $1.20
Lightly Played Unlimited - $1.30
Lightly Played 1st Edition - $1.00
Moderately Played Unlimited - $1.10
Moderately Played 1st Edition - $0.80
Heavily Played Unlimited - $0.90
Heavily Played 1st Edition - $0.60