Inside this book, you'll find:
- The history of the Space Marines, with a look at how these genetically engineered warriors annihilate the enemies of the Emperor with terrible force
- A Space Marines bestiary with background details for every unit and Character featured
- A showcase of stunningly painted Citadel miniatures
- Rules for Space Marines units that are available to every Chapter
- Stratagems, Warlord Traits, Litanies of Battle, Psychic Disciplines and Chapter Relics that define the ways that the Space Marines wage war
- And more!

You will need a copy of the Warhammer 40,000 rulebook to use the rules included in this codex.