Spend only black and/or red mana on X. Soul Burn deals X damage to any target. You gain life equal to the damage dealt, but not more than the amount of {B} spent on X, the player's life total before the damage was dealt, the planeswalker's loyalty before the damage was dealt, or the creature's toughness.
Near Mint - $0.80
Lightly Played - $0.60
Moderately Played - $0.50
Heavily Played - $0.50
Damaged - $0.40
Near Mint Spanish - $0.80
Lightly Played Spanish - $0.60
Moderately Played Spanish - $0.50
Heavily Played Spanish - $0.50
Damaged Spanish - $0.40