Gadrak, the Crown-Scourge [Tarkir: Dragonstorm Commander]

Set: Tarkir: Dragonstorm Commander Type: Legendary Creature — Dragon Rarity: Rare Cost: {2}{R} FlyingGadrak can't attack unless you control four or more artifacts.At the beginning of your end step, create a Treasure token for each nontoken creature that died this turn. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")