Bonehoard [Mirrodin Besieged]

Set: Mirrodin Besieged Type: Artifact — Equipment Rarity: Rare Cost: {4} Living weapon (When this Equipment enters the battlefield, create a 0/0 black Germ creature token, then attach this to it.)Equipped creature gets +X/+X, where X is the number of creature cards in all graveyards.Equip {2}