The Horus Heresy: Age of Darkness Saturnine Rulebook

If you already have more miniatures than you can reasonably fit in your house, or just want an extra copy of the rules to carry with you, the Age of Darkness Rulebook will also be available separately. This comprehensive guide to the game’s rules will teach you everything you need to know to play games set in the Age of Darkness, as well as present reams of background lore and some incredible artwork to illustrate this most pivotal of time periods