The Books Oracle

Mark of Calth

by Guy Haley / Graham McNeill / Anthony Reynolds / David Annandale / Rob Sanders / Aaron Dembski-Bowden / John French / Dan Abnett / John French / L.J. Goulding / Dan Abnett / David Annandale / Aaron Dembski-Bowden / Graham McNeill / Anthony Reynolds / Rob Sanders / Guy Haley / Laurie Goulding · The Horus Heresy series

The aftermath of Calth lingers. These stories explore the burning world and the underground war the Ultramarines wage against the Word Bearers — guerrilla resistance in the ashes, where survival itself is a victory.

The Horus Heresy in reading order

1. Horus Rising — Dan Abnett
2. False Gods — Graham McNeill
3. Galaxy in Flames — Ben Counter
4. The Flight of the Eisenstein — James Swallow
5. Fulgrim — Graham McNeill
7. Legion — Dan Abnett
8. Battle for the Abyss — Ben Counter
9. Mechanicum — Graham McNeill
10. Tales of Heresy — Dan Abnet / Lindsey Priestley / Dan Abnett / Mike Lee / Anthony Reynolds / James Swallow / Gav Thorpe / Graham McNeill / Matthew Farrer / Nick Kyme
11. Fallen Angels — Mike Lee
12. A Thousand Sons — Graham McNeill
13. Nemesis — James Swallow
14. The First Heretic — Aaron Dembski-Bowden
15. Prospero Burns — Dan Abnett
16. Age of Darkness — John French / Christian Z. Dunn / Graham McNeill / James Swallow / Nick Kyme / Chris Wraight / Gav Thorpe / Dan Abnett / Aaron Dembski-Bowden / Rob Sanders / Christian Dunn / Graham McNeill / James Swallow / Nick Kyme / John French / Chris Wraight / Gav Thorpe / Dan Abnett / Rob Sanders / Aaron Dembski-Bowden
17. The Outcast Dead — Graham McNeill
18. Deliverance Lost — Gav Thorpe
19. Know No Fear — Dan Abnett
20. The Primarchs — Christian Z. Dunn / Rob Sanders / Graham McNeill / Gav Thorpe / Nick Kyme
21. Fear to Tread — James Swallow
22. Shadows of Treachery — Christian Z. Dunn / Nick Kyme
23. Angel Exterminatus — Graham McNeill
24. Betrayer — Aaron Dembski-Bowden
25. Mark of Calth — Guy Haley / Graham McNeill / Anthony Reynolds / David Annandale / Rob Sanders / Aaron Dembski-Bowden / John French / Dan Abnett / John French / L.J. Goulding / Dan Abnett / David Annandale / Aaron Dembski-Bowden / Graham McNeill / Anthony Reynolds / Rob Sanders / Guy Haley / Laurie Goulding
26. Vulkan Lives — Nick Kyme
27. The Unremembered Empire — Dan Abnett
28. Scars — Chris Wraight
29. Vengeful Spirit — Gareth Armstrong / Graham McNeill
30. The Damnation of Pythos — David Annandale
31. Legacies of Betrayal — Guy Haley / Nick Kyme / Chris Wraight / Aaron Dembski-Bowden / John French / David Annandale / Gav Thorpe / Anthony Reynolds / Graham McNeill / Graham McNeill

The Books Oracle — reading tracker and book recommendations drawn from your own shelf.