Fall of Cadia is the first book in the Gathering Storm series. A 136– page hardback narrative campaign, it introduces the Triumvirate of the Imperium – Celestine, the Living Saint, Archmagos Dominus Belisarius Cawl, and Inquisitor Katarinya Greyfax of the Ordo Hereticus – and chronicles the bitter battle to protect Cadia from the grasp of Abaddon the Despoiler.

Hardback book containing a wealth of new rules for Warhammer 40,000:

• Full rules for Inquisitor Greyfax, Belisarius Cawl and Celestine, the Living Saint.
• The Triumvirate of the Imperium – a formation bringing these characters together.
• 6 new Ecclesiarchy Relics and 6 Arcana Mechanicum, usable by Adepta Sororitas and Cult Mechanicus forces.
• The Grand Convocation and Imperial Crusade detachments – combine Cult Mechanicus, Skitarii and Mechanicus Knights in one army, and Black Templars and Adepta Sororitas in another.
• Battlezone: Empyric Storms – rules for raging Warp Storm effects.
• 4 new Echoes of War missions.