Greah, Overlord of Graves

Flying
When this card enters the battle Scry 2
When this card is exiled or destroyed, create 4 1/1 Black Spirit creature tokens with Flying.
{1}{u}: Discard three cards, then draw 3 cards.
{5}: Scarifies 8 creatures you control, then look at the top 10 cards your library and you may play a nonland permeant from them onto the battlefield without paying its mana cost.