Path of Ancestry

Land

Path of Ancestry enters tapped. : Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

"It's the TARDIS. It's my home! Or, at least it has been for a considerable number of years." —The Second Doctor