Inside this book, you'll find:

- The history of the Dark Angels
- A detailed description of Chapter organisation and iconography
- A Dark Angels bestiary with background details for every unit and Character featured
- A showcase of Citadel miniatures
- Rules for units that are only available to the Dark Angels Chapter and their successors – including 23 datasheets
- Stratagems, the Interromancy psychic discipline, Relics, and optional secondary objectives
- Bespoke Crusade rules providing new Agendas, Requisitions, Battle Traits, Honorifics, and Crusade Relics for the Dark Angels

You will need a copy of Codex: Space Marines and the Warhammer 40,000 rulebook to use the rules included in this codex supplement.