Samuel, the Omnipotent

+1: Scry 3. If any of the cards scried are creature cards, you may reveal them and put them into your hand.
0: Mill 3. If a creature card is discarded this way, then you may cast any creature from your graveyard tapped and attacking.
-7: Untap all permanents that you control. You may take an additional combat phase this turn. Creatures you control have lifelink.