Emperious, Knight of Val

+2: Put a 1/1 White/Black Knight creature token with Vigilance on the battlefield
-3: Search your library for a Knight, Soldier, or Warrior creature card, reveal it then put into your hand. Shuffle your library afterwards.
-10: You get an emblem with "Knight, Soldier, and Warrior creatures you control get +3/+3 and First strike, Life link, and indestructible.