Biorganic Carapace [SPM - 124] March of the Machine its controller adds one mana

its controller adds one mana of that color to his or her mana pool

Then shuffle your library

and counters are modifications

Rage until the whole world burns

though at time it sings a dirge

Biorganic Carapace [SPM - 124] March of the Machine its controller adds one manaRarity: R #: 124 Creature Type or Sub Type: Artifact Equipment Rules Text Contains: When this Equipment enters, attach it to target creature you control. Equipped creature gets +2 +2 and has "Whenever this creature deals combat damage to a player, draw a card for each modified creature you control." (Equipment, Auras you control, and counters are modifications.) Equip 2