- The essential book for all fans of Genestealer Cults
- Contains all the rules you need to command a Genestealer Cults army
- Includes a card sheet containing 28 Cult Ambush markers and a 9″ range ruler, used when setting up Genestealer Cults in ambush
- Brood Brothers rule allows you to include an Astra Militarum detachment in a battle forged army
- Includes datasheet for the Tectonic Fragdrill
