malcolm keen eyed navigator borderless the lost caverns of ixalan special guestsSet: The Lost Caverns of Ixalan Special Guests Type: Legendary Creature Siren Pirate Rarity: Uncommon Cost: {2}{U} Flying Whenever one or more Pirates you control deal damage to your opponents, you create a Treasure token for each opponent dealt damage. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") Partner (You can have two commanders if both have partner.)