Drang, Dark Sage

+1: Draw a card, Drangell deals damage equal to that cards converted mana cost to any target, and you gain that much life.
-2: Target player exiles a nonland card, you may cast that card for as long as it remains, and you may spend mana as though it were mana of any type.
: Partner with Drang, Master Philosopher. Drang, Dark Sage can be your commander.