With the opening of the Great Rift, the planet of Necromunda is plunged into lawless darkness. As factions vie for control, an assassination brings House Helmawr to its knees – opening a power vacuum that may doom the whole planet. Choose your side in the Succession campaign, and fight for the right to rule. This brand new narrative expansion marks the start of a new era for Necromunda, bringing the timeline up to date with events in the wider 41st Millennium and introducing a new campaign and new rules to add even more variety, scope and excitement to your battles on Necromunda. This 128-page hardback supplement contains: – The Great Darkness: Details of the events that unfolded on Necromunda following the opening of the Great Rift, which split the Imperium in two and caused the great heat sinks in the heart of each hive city to cool. Includes a full timeline of the Age of Succession, and a roster of Lord Helmawr's children (legitimate and otherwise). – The Succession Campaign: Rules for playing the