Codex: Adeptus Mechanicus is an invaluable guide to collecting and gaming with the Adeptus Mechanicus. Within its pages you’ll find the rules you need to play an Adeptus Mechanicus army in games of Warhammer 40,000 – including narrative Crusade campaigns and Combat Patrol skirmishes – plus a treasure trove of information on their mysterious techno-dogma, bizarre bionics, prominent forge worlds, and their role within the Imperium.