Black Legend

{t}, Sacrifice Black Legend: Add three mana of any one color to your mana pool.
Black Legend can be your commander. (Start the game with it in the command zone. You may cast it from the command zone. If it would go to the graveyard or be exiled, you may put it in the command zone instead. It costs {2} more to cast for each time after the first. All damage dealt by it to players is commander damage.)