– The Defence of Sotha – In a storm-wracked system, ragged Night Lords prey on an Ultramarines garrison. Includes background lore and an Age of Darkness mission inspired by the final assault. Plus, rules and a conversion guide for Night Lords Atramentar Squads – murderous Terminators sworn to Sevatar.

– The Siege of Hydra Cordatus – Battle-hungry Iron Warriors assault an Imperial Fists citadel. Includes background lore, an Age of Darkness mission and a Zone Mortalis mission themed around the siege, and Exemplary Campaign rules for tying both missions together. Plus, rules and a conversion guide for the Iron Warriors Dominator Cohort – Perturabo s forsaken Terminator bodyguard.

– The Battle of Armatura – A war-world of Ultramar comes under attack by a World Eaters armada. Includes background lore, three Age of Darkness missions based on the invasion, and Exemplary Campaign rules for tying all three missions together. Plus, rules and a conversion guide for World Eaters Red Hand Destroyer Assault Squads – planet-scouring berserk warriors.

– The Battle of Calth – Entrenched Ultramarines wage underground war against Word Bearers and their daemonic allies. Includes background lore, three Zone Mortalis missions, and Exemplary Campaign rules for tying all three missions together, with a unique Daemon unit exclusive to the campaign. Plus, rules and a conversion guide for Ultramarines Nemesis Destroyer Squads – marksmen armed with specialist bolters.

– The Purging of the Invocastus Sector – Vengeful Salamanders strike at a world conquered by the Emperor s Children Includes background lore and an Age of Darkness mission themed around bloody ambushes. Plus, rules and a conversion guide for Salamanders Sanctifier Squads – elite close-range weapons teams.

– Daemon Primarchs – Rules for using Fulgrim Transfigured, the Primarch of the III Legion in his daemonic form. Plus, Legiones Hereticus rules to represent his Legion, the Emperor s Children, in an even deeper state of corruption.

In order to use the contents of this book, you will require the Warhammer: The Horus Heresy – The Age of Darkness Rulebook and one of the Army Books for Warhammer: The Horus Heresy.