Avian The Sorcerer

+2: Look at the top two cards of a players library. Put one of them on top of your library, exile the other. Then draw a card.
-2: Put a nonblue permanent from your hand onto the battlefield, it gains haste, exile it at the beginning of your next endstep.
-6: Take an extra turn after this one. Then return Avian, The sorcerer to it's owners hand.