Tezzeret, Darkwright

+2: Surveil X, where X is the amount of artifacts you control. You gain that much life. Then, draw a card.
+1: Look at the top two cards of your library. You may put an artifact card from among them onto the battlefield. Put the rest into your graveyard.
-12: Search your library for any number of artifact or artificer cards and put them onto the battlefield, then shuffle your library.