Izmundi Guildmage

{1}{r}{t}: Draw a card. then discard a card.
{x}{u},{t}, exile X noncreature cards from your graveyard: Reveal the top X cards of your deck.
You may put a creature card from them with a
mana value equal to or less than X on to the battlefield. Put the remaining cards on the bottom
of your library in a random order.