Nim Deathmantle [Scars of Mirrodin]

Set: Scars of Mirrodin Type: Artifact — Equipment Rarity: Rare Cost: {2} Equipped creature gets +2/+2, has intimidate, and is a black Zombie. (A creature with intimidate can't be blocked except by artifact creatures and/or creatures that share a color with it.)Whenever a nontoken creature is put into your graveyard from the battlefield, you may pay {4}. If you do, return that card to the battlefield and attach Nim Deathmantle to it.Equip {4}