Dark Knight

The Dark Knight appeared in the episode Sword and the City. He was vanquished by Piper.

Appendices Book of Shadows Entry  Dark Knight
 * A power mad
 * paladin of
 * destruction
 * Avoid him at
 * all costs.
 * If paths cross
 * approach him
 * with extreme
 * caution. His
 * strongest
 * defense is
 * his armored
 * dark shield.