The Traveler

+2: Up to one target legendary creature gains vigilance, lifelink, and indestructible until your next turn. Activate only as a sorcery.
-3: Reveal the top four cards of your library. Put any number of legendary cards from among them into your hand and the rest into your graveyard.
-11: Gain control of all nonland permanents until end of turn. Untap them. They gain haste until end of turn.