Ugin, Hedron Genius

Flying, Hexproof
When Ugin, Hedron Genius enters the
battlefield, draw a card. You may draw an
additional card during your upkeep while this creature remains on the battlefield.
{7}: Exile Ugin, Hedron Genius, and return him
to the battlefield transformed under the control
of his owner. Activate this ability only any time
you could cast a sorcery.