A rules supplement for Warhammer: The Horus Heresy
Your guide to commanding the Dark Angels, White Scars, Space Wolves, Imperial Fists, Blood Angels, Iron Hands, Ultramarines, Salamanders, and Raven Guard in battle
Loaded with detailed background information about each of the Legions, their organisation, and history
Packed with Legion-specific rules to give your army its own feel and playstyle in games