In this book, you will find:
- Fleshed out lore for the Sons of Russ.
- Army special rules for fielding a Space Marine list from this chapter or one of their successors.
- Unique Sagas, a special kind of warlord trait.
- Stratagems, relics and a dedicated set of secondary objectives
- An updated version of the Tempestas Discipline
- Rules for all of their unique units.