name: Call to the Grave
originalText: At the beginning of each player's upkeep, that player sacrifices a non-Zombie creature.\nAt end of turn, if no creatures are in play, sacrifice Call to the Grave.
printings: M12, SCG
text: At the beginning of each player's upkeep, that player sacrifices a non-Zombie creature.\nAt the beginning of the end step, if no creatures are on the battlefield, sacrifice Call to the Grave.