At the beginning of each player's upkeep, that player sacrifices a non-Zombie creature. At the beginning of the end step, if no creatures are on the battlefield, sacrifice Call to the Grave.
Near Mint - $700
Lightly Played - $500
Moderately Played - $500
Heavily Played - $400
Damaged - $400
Near Mint Spanish - $700
Lightly Played Spanish - $500
Moderately Played Spanish - $500
Heavily Played Spanish - $400
Damaged Spanish - $400
Foil Prices
Near Mint Foil - $2.400
Lightly Played Foil - $1.900
Moderately Played Foil - $1.700
Heavily Played Foil - $1.500
Damaged Foil - $1.200
Near Mint Foil Spanish - $2.400
Lightly Played Foil Spanish - $1.900
Moderately Played Foil Spanish - $1.700
Heavily Played Foil Spanish - $1.500
Damaged Foil Spanish - $1.200