When Gray Merchant of Asphodel enters, each opponent loses X life, where X is your devotion to black. You gain life equal to the life lost this way. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)
Near Mint - $2.40
Lightly Played - $2.10
Played - $1.70
Heavily Played - $1.40
Damaged - $1.20
Near Mint Non-English - $2.40
Lightly Played Non-English - $2.10
Played Non-English - $1.70
Heavily Played Non-English - $1.40
Damaged Non-English - $1.20