The origins of the Chapter start at 995.M40, when the Storm Draugar invaded the Mordant Zone, bringing forth an astonishing force to be reckoned with. The Imperium responded by mustering several thousand Guardsmen, three Adepta Sororitas Orders and two Knight Houses who were later joined by two hundred Black Templars. The fighting was brutal and casualties were piling up on both sides, but the Storm Draugar were drawing new recruits from the savage tribes of a Death World called Augustine. The Black Templars spearheaded the assault and landed on the planet. There they found out that the Storm Draugar were trying to reawaken the Machine Spirit of a massive ordnance battery called "Hortensius", a relic of the Great Crusade. The righteous crusaders made a beeline for the weapon and seized it