Horos, King of Demons

+1: Gain control of target creature. Untap it. If it’s a demon it gains indestructible until end of turn.
-3: Destroy target permanent. It can’t be regenerated. If it is legendary put it onto it's owner's library instead.
-9: Put ten 6/6 black demon creatures tokens onto the battlefield. Horos, King of Demons can be your commander