The Horus Heresy spans innumerable desperate battles and bitter grudges – many shrouded in mystery, or the subject of grim and terrible rumours. The champions who fight these far-flung battles are unlike any in the galaxy's history, warriors armed with inimicable strategies and esoteric weaponry, locked into struggles across sprawling arcologies, towering citadels, and claustrophobic tunnels.

In this book, you will find five accounts of battles from the Age of Darkness, along with the campaign and missions rules to recreate them – or similar struggles – on the tabletop in games of