Desert Frontier
As Desert Frontier enters the battlefield, choose a creature
type.
{t}: Add {c}.
{t}: Add one mana of any color. Spend this mana
only to cast a creature spell of the chosen type or activate an
ability of a creature source of the chosen
type.
"Sweet Blasphemy, Sand Mantas galore! Talk about
your prehistoric pigeons. And they're filthy animals...
they're just filthy!" —Left Hand speaking to D
Card Comments