Jace, Breaker of Minds

+2: Target opponent exiles the top card of their library. If it is blue, you may add it to your hand.
-2: Scry 2, then draw a card. If that card is blue, you may return target blue card from your graveyard to your hand.
-8: Target opponent exiles the top 6 cards of their library. If any of them are blue, you may cast them without paying their mana cost.