Im a long time Warhammer player, having been in the hobby for over two thirds of my three decade long life, but Ive rarely ventured into the Horus Heresy ... into Book 1, I ignored that and ...
The Mechanicum is getting a new Heavy Support box that brings the big guns to bear. Two new plastic tank are on the way!
Do they really need that much protection though? Secutarii Axiarch thinks so and are programmed to believe it in the Horus ...