The Magical City, New

The Magical City, New enters the battlefield tapped. T: Add W, U, or R. When this mana is spent to cast a legendary spell, put a +1/+1 counter on this land. 4: The Magical City, New becomes a 1/1 white, blue, and red Human Artist creature until end of turn. The Magical City, New can be your Commander. (Commander tax still applies.)