Horus Heresy Books in Order
Browse Horus Heresy books connected to James Swallow, in order, with quick summaries, background notes, and where-to-start guidance.
106 books by 22 authors
Last updated: 12 new books added
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Horus Heresy books in publication order
106 books
Garro: Knight of Grey
by James Swallow
2023
As Terra burns, Nathaniel Garro approaches the end of the path that began with betrayal at Isstvan. This novella brings his long Heresy journey toward a bloody, personal reckoning.
Primacy
by Marc Collins
2023
Fulgrim’s transformation has left the Emperor’s Children divided, and Eidolon seeks greater power among their competing factions. At a feast of celebration and mourning, he navigates rival ambitions while considering how to turn the Kakophoni’s support to his advantage.
The Last Loyalist
by David Guymer
2023
On Isstvan III, loyalist World Eater Zhukel Dror endures a grinding struggle against his former brothers. Trapped amid betrayal and relentless violence, he must also contend with the Butcher’s Nails driving his own thirst for blood.
Eidolon
by Marc Collins
2024
Estranged from Fulgrim, Eidolon leads his warriors toward Terra, determined to secure his own legacy. A troubled journey through the warp draws him to Tatricala, where echoes of his past threaten his command and his soul.
Ashes of the Imperium
by Chris Wraight
2025
After Horus’s death, Terra’s survivors face an Imperium without the Emperor’s guidance. As loyalist leaders struggle to rebuild and traitors flee vengeance, competing ambitions threaten to turn the aftermath of war into another battle for power.
Raldoron
by Guy Haley
2026
Raldoron leads the Blood Angels against Horus’s forces in the Garmon Cluster, but hurriedly trained recruits bring a danger within his own ranks. He must master their violent impulses before the Legion returns to its savage past.





