Jarian of the Doomdusk

: Whenever a creature dies, you may reveal Jarian from your hand. If you do, target player loses 3 life and shuffle Jarian into your library.
+1: Target opponent loses X life. You may return Jarian of the Doomdusk to its owner's hand.
-1: At the beginning of your next turn, scry two times X. Return Jarian of the Doomdusk to its owner's hand.