Jace, Advocate of Freedom

+1: Look at the top two cards of your library, you may put any number of them into your graveyard
-3: Mill the top three cards of your library, then Jace, Advocate of Freedom deals damage to target opponent equal to their total mana value.
-6: Jace, Advocate of Freedom deals damage to any target equal to the total number of instants and sorceries in your graveyard.