The Death Guard of Barbarus was the adolescent Primarch Mortarion's vanguard military force of human settlers, composed of the toughest, most resilient men on the world of Barbarus that the young Primarch could find. They were created in order for the Primarch and the people of Barbarus to take the fight to the monstrous overlords that lorded over the hapless humans of that bleak, inhospitable world. This original Death Guard was formed into small units that trained under Mortarion's supervision, and with the aid of blacksmiths, craftsmen and artificers, they created special enclosing suits of armour and wore crude filtering hoses and breathing apparatus in order to bring death to the monstrous overlords of their world who lived in great manses in the poisonous fog of the upper reaches of