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 - $2.70
Near Mint Non-English - $2.70
Lightly Played - $2.40
Lightly Played Non-English - $2.40
Played - $1.90
Played Non-English - $1.90
Heavily Played - $1.60
Heavily Played Non-English - $1.60
Damaged - $1.40
Damaged Non-English - $1.40
Foil Prices
Near Mint Foil - $6.10
Near Mint Foil Non-English - $6.10
Lightly Played Foil - $5.50
Lightly Played Foil Non-English - $5.50
Played Foil - $4.30
Played Foil Non-English - $4.30
Heavily Played Foil - $3.70
Heavily Played Foil Non-English - $3.70
Damaged Foil - $3.10
Damaged Foil Non-English - $3.10