Inside this 112-page hardback book, you'll find:
– Shocking lore and background material detailing the descent of the Emperor's Children
– Evocative artwork and photography that will inspire your collection and unleash your creativity
– Rules for using Emperor's Children and daemons of Slaanesh in games of Warhammer 40,000, with 22 datasheets, six Detachments, and two army-wide rules
– A set of rules to launch your own narrative Crusade, gather ingredients to create Combat Elixirs, and receive the Boons of Slaanesh
– A guide to painting your Combat Patrol and rules for fielding the Callous Blades in skirmish-sized games

This book also contains a one-use code to unlock Codex: Emperor's Children content in Warhammer 40,000: The App.