King Arthur, King Of Knights

First strike, vigilance, lifelink
{b}{1}: Search you library for a Knight card, reveal that card, and put it into your hand. Then shuffle your library.
{w}{b}{1}{t}: Destroy target permanent.
The king must be greedier than any other. He must laugh louder and rage harder. He must exemplify the extreme of all things, good and evil. Rider (Fate/Zero)