Hedron Crawler | Artifact Creature | Construct | {T}: Add {C}. ({C} represents colorless mana.) | Daniel Ljunggren
Blinding Drone | Creature | Eldrazi Drone | Devoid (This card has no color.)
{C}, {T}: Tap target creature. ({C} represents colorless mana.) | Lake Hurwitz
Sky Scourer | Creature | Eldrazi Drone | Devoid (This card has no color.)
Flying
Whenever you cast a colorless spell, Sky Scourer gets +1/+0 until end of turn. | Winona Nelson
Slaughter Drone | Creature | Eldrazi Drone | Devoid (This card has no color.)
{C}: Slaughter Drone gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it. {C} represents colorless mana.) | Dan Scott
Reality Hemorrhage | Instant | | Devoid (This card has no color.)
Reality Hemorrhage deals 2 damage to any target. | Chris Rallis
Stalking Drone | Creature | Eldrazi Drone | Devoid (This card has no color.)
{C}: Stalking Drone gets +1/+2 until end of turn. Activate only once each turn. ({C} represents colorless mana.) | Slawomir Maniak