Mohokoh, Tyrant of Skies

0: Create two 2/1 black Demon creature tokens with flying. Exile Mohokoh until your next turn or until you control no Demon creatures.
+1: Choose a creature card at random from target graveyard. Put that card onto the battlefield under your control, it gains flying. You lose 3 life.
-7: Exile Mohokoh and create a legendary 8/3 black angel creature token with flying, lifelink, trample, haste and indestructible named Mohokoh.