Liber Imperium: Forces of the Emperor Army Book
Oaths of iron. Engines of destruction.

In the age of the Horus Heresy, the greatest war machines ever built stride into battle across shattered worlds. Towering Battle Titans of the Legio Titanicus unleash city-levelling firepower, while noble Knight Households of the Questoris Familia fight in close support, bound by ancient oaths to the cause of Loyalist or Traitor alike. These mechanical gods of war are unmatched in scale and fury, and now you can command them on the tabletop.

Liber Imperium is the definitive army book for fielding Titans and Knights in Warhammer: The Horus Heresy. This 128-page hardback supplement contains all the lore, rules, and unique detachment options needed to bring these awe-inspiring war engines to life, whether in support of your Legion force or as a standalone army of mechanical might.

📘 Inside this book:

• Rich lore and faction background
  – Explore the structure, traditions, and battlefield doctrines of the Titan Legions and Knight Households
  – Includes examples of famous forge worlds, Legios, and Questoris banners

• Full rules for Knights & Titans in Horus Heresy
  – Army building for Questoris Familia and Legio Titanicus forces
  – Comprehensive unit profiles, Wargear, and upgrade options
  – Unique traits and faction mechanics that reflect their massive scale and strategic role

• Engine Kill Missions
  – Special narrative and matched play missions designed specifically for Titan-on-Titan warfare

• Visual showcase
  – Sample colour schemes, heraldry, and galleries of beautifully painted Titans and Knights

⚠️ You will need a copy of the Warhammer: The Horus Heresy – Age of Darkness Rulebook (sold separately) to use the contents of this book.