Wakan Tanka, Great Spirit

Convoke, reach, vigilance, indestructible
Divine Favour (You may exile the top six cards of
your library rather than pay this spell's mana cost.)
When Wakan Tanka enters the battlefield, scry 3.
{t}: Add X {c} to your mana pool, where X
is the number of creatures you control.
"The Great Spirit is in all things."