Circular Logic [Ultimate Masters] Rat Shaman Set: Commander's Arsenal Type: Land

Set: Commander's Arsenal Type: Land Rarity: Common {T}: Add one mana of any color in your commander's color identity

Lorwyn's stones resonate with the place from which they were hewed

Set: Shadowmoor Type: Instant Rarity: Common Cost: {3}{G} Destroy target creature with flying

Set: Conspiracy Type: Enchantment — Aura Rarity: Common Cost: {4}{U} Enchant creature

Circular Logic [Ultimate Masters] Rat Shaman Set: Commander's Arsenal Type: LandSet: Ultimate Masters Type: Instant Rarity: Uncommon Cost: {2}{U} Counter target spell unless its controller pays {1} for each card in your graveyard. Madness {U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)