Captain Lannery Storm [Ixalan Promos]

Set: Ixalan Promos Type: Legendary Creature — Human Pirate Rarity: Rare Cost: {2}{R} Haste Whenever Captain Lannery Storm attacks, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") Whenever you sacrifice a Treasure, Captain Lannery Storm gets +1/+0 until end of turn.