FORGED IN FURY: A TECHMARINE'S GUIDE TO 30K VS 40K

Brother, hear me now. The gulf between the Horus Heresy during the Great Crusade and the grim darkness of the 41st millennium is vast. While we, the Adeptus Mechanicus, remain dedicated to our ancient duty - upholding the Machine God's will - the tools we wield have evolved. In this hallowed tome, I shall illuminate on the stark differences between