Jace, Emerged

+4: Target opponent scarfices a creature and returns a creature to his or her hand. You return a creature from the graveyard to our hand. Draw a card
-2: Draw two cards, your maximum hand size becomes 10. An opponent discards 2 cards and their maximum hand size becomes 5.
-12: Draw 7 cards, put a permanent from your graveyard to the battlefield. Target opponent discards 7 cards, scarifies a permanent, and lose 10 life.