This book is an essential guide for anyone who wants to command the Legio Custodes, the Anathema Psykana, and the Divisio Assassinorum in Warhammer: The Horus Heresy. It contains the rules you need to field the most powerful units available to the Imperium, along with Detachments, Wargear, and special rules which make the forces of the Emperor so potent on the tabletop.

This 120-page hardback book contains:
– Background and lore: A deep dive on the Talons of the Emperor, including the Legio Custodes, Anathema Psykana, and Divisio Assassinorum.
– Rules and unit profiles: A guide to army building, plus rules for units, weapons, and Wargear available to the Legio Custodes in Warhammer: The Horus Heresy.
– Detachments: Rules for five Detachments for the Legio Custodes: Moritoi Convocation, Hykanatoi Convocation, Tharanatoi Convocation, Ephoroi Convocation, and Kataphractoi Convocation.
– Army Lists: Guidelines for building armies of Legio Custodes, Anathema Psykana, and Agents of the Divisio Assassinorum, as well as Advanced Reactions and Gambits.