The Horus Heresy continues with Siege of Terra: Flames of Betrayal, the next instalment in the epic saga of the Emperor's Children and the unfolding treachery at Terra. This paperback edition collects the gripping narrative of betrayal, honour, and the final stand against the forces of Chaos. Pre-order now for delivery on 18 July 2026. Secure your copy of this essential addition to the Horus Heresy collection before release.