Morg, Welder of insight

+3: Target player draws 2 cards then discards 3 cards. Then you may return a card you discarded this turn to your hand.
-X: Scry x. Then target opponent puts the top x cards of his/her library into his/her graveyard. Then put 1 loyalty counter on Morg.
-12: Gain control of all non-creature permanents target player controls. Draw three cards. Take an extra turn after this one.