In the fictional universe of Warhammer 40,000, the Imperial Guard is the army of the Imperium in the Warhammer 40,000 tabletop miniature wargame. The Imperial Guard, now known as the "Astra Militarum", are a specific army or faction in the Warhammer 40,000 and Epic tabletop games and universe. The army itself is characterised by being capable of fielding a multitude of lightly armoured infantry in combination with some of the toughest and most powerful tanks in the game. In the game universe, the Imperial Guard is a colossal military organisation consisting of roughly 500 trillion men and women supported by at least a few hundred billion Armoured vehicles each from thousands of different systems within the Imperium of Man.