Imperial Knights in Warhammer 40,000 are towering war machines piloted by noble warriors of the Imperium. Standing several stories tall and clad in formidable armor, each Imperial Knight is a powerful walking fortress armed with devastating weaponry. They are part of knightly houses sworn to serve the Imperium, wielding immense firepower to battle enemies ranging from heretics to alien invaders. Imperial Knights are iconic symbols of chivalry and firepower in the grim darkness of the 41st millennium.