In the grim darkness of the far future, there is only war. Your guide to the Dark Imperium eighth edition with extensive exploration of the Warhammer 40,000 setting, this hardcover tome features the backstory for every faction in the galaxy, not least of which are the arrival of the Great Rift, the rise of Chaos, and the launching of the Indomitus Crusade, plus all the rules you need to wage the bloodiest of wars in the far future. Also included are full guidelines for three ways to play (open, narrative, and matched), advanced rules to represent the myriad war zones, and all the rules you need to play games of Cities of Death, Planetstrike, Stronghold Assault, and Death from the Skies.