Jace, Metalwright

+1: Search your library for a Construct, Chimera, or Illusion card. Reveal it. Put it in your hand. Then discard a card.
-4: Gain control target Artifact or Creature. Create an artifact token named Etherium Cell with "Tap, Sacrifice this: Add one mana of any color."
-8: Take the top 10 cards of target library, put up to 3 artifact cards from them onto the battlefield under your control, exile the rest.