Boris "the Relentless" Darkov, was the highest commander and Marshall of the Relentless Army. He had sinister red eyes, and wore dark armor. While Alexander was trying to find his parents he had set up a new base inside of Castle Daventry. Alexander, along with the Rebellions Army were able to defeat his forces outside the Castle. Finally Alexander confronted Boris, and defeated him, breaking up the Relentless Army once and for all. Upon his defeat Boris Darkov disappeared.
Boris is able to hit with his mace or longsword and can cast lightning or fear.