Murkfiend Liege [Commander 2013] Vampire Warrior Set: Ninth Edition Type: Artifact

Set: Ninth Edition Type: Artifact Rarity: Uncommon Cost: {2} {T}: Add one mana of any color that a land an opponent controls could produce

Set: Dragons of Tarkir Promos Type: Creature — Dragon Rarity: Rare Cost: {3}{R}{G} Flying

Set: Scourge Type: Artifact Rarity: Rare Cost: {2} Players can't cycle cards

Set: Invasion Type: Enchantment Rarity: Uncommon Cost: {1}{G} At the beginning of your upkeep

It is as if their duty is to an empty void

Murkfiend Liege [Commander 2013] Vampire Warrior Set: Ninth Edition Type: ArtifactSet: Commander 2013 Type: Creature Horror Rarity: Rare Cost: {2}{G U}{G U}{G U} Other green creatures you control get +1 +1. Other blue creatures you control get +1 +1. Untap all green and or blue creatures you control during each other player's untap step.