Eminence - Whenever a Creature dies return it to the Battlefield face down under your control. It is a 2/2 with no abilities. Turn it face up for its Mana Value. Whenever an Instant or Sorcery resolves, if it were cast from hand exile it instead. You may cast spells exiled this way.

Once per turn you may flip a face down creature face up without paying its Morph Cost.

Once per turn you may cast a spell exiled with Noxa without paying its Mana Cost