Inside this 176-page hardback book, you'll find:

– Rules and unit profiles covering every unit, weapon, and piece of wargear available to the Legio Custodes, Sisters of Silence, Divisio Assassinorum, and Solar Auxilia in Warhammer: The Horus Heresy
– Warlord Traits for Legio Custodes, Sisters of Silence, a unique Reaction for agents of the Divisio Assassinorum, and rules for the Tercio and Cohort Doctrines of the Solar Auxilia
– Profiles for seven different Divisio Assassinorum Clade Operatives and Constantin Valdor, the Shield of the Emperor

In order to use the contents of this book, you will require a copy of the Warhammer: The Horus Heresy – Age of Darkness Rulebook.