Azindel, Mastermind

Lifelink, stealth (Play this creature face down.
When it becomes the target of a spell or ability,
attacks, or blocks, turn it face up.)
Ultimate -- At the beginning of your upkeep,
reveal Azindel, Mastermind. If you do, play the
top card of each player's library without paying
its mana cost. Put two +1/+1 counters on
Azindel for each land card played this way.
(Ultimate abilities can only be used once.)