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Ahriman is a 4-book reading order in Warhammer 40,000, spanning Chaos. Below is every entry in suggested reading sequence — series order first, then in-universe chronology — so you can follow the story from start to finish and see where each book sits in the wider 40k timeline.
Free reading-order poster
An original, shareable Ahriman reading-order poster — no Games Workshop art, just the books in order. Pin it, download it, or share the list.
Original summaries and chronology labels generated from the same catalog powering the atlas.
John French
The first novel in John French's Ahriman series, following the exiled Thousand Sons sorcerer in the wake of the catastrophic spell that doomed his legion. Wandering the Eye of Terror as an outcast, Ahriman is drawn back toward the pursuit of power and knowledge that has always defined him, in a tale steeped in sorcery and ambition.
900.M41 - 999.M41
era date, medium confidence
First published 2013
John French
The second Ahriman novel, deepening the exiled sorcerer's schemes as he gathers allies and unravels deeper mysteries of fate and the warp. John French continues to explore ambition, regret, and the seductive cost of arcane power among the Thousand Sons.
900.M41 - 999.M41
era date, medium confidence
First published 2014
John French
The concluding volume of John French's Ahriman trilogy, following the Thousand Sons sorcerer Ahzek Ahriman as his long-laid schemes to undo the catastrophe that doomed his Legion reach their climax. It draws together the threads of betrayal, rivalry, and forbidden knowledge built up across the earlier books, set in the late 41st Millennium.
900.M41 - 999.M41
era date, medium confidence
First published 2015
John French
A continuation of John French's saga of the Thousand Sons sorcerer Ahriman, picking up his ambitions after the events of the original trilogy as new schemes and old enemies pull him back into galaxy-spanning manipulation. It deepens the portrait of Tzeentch's most infamous servant in the late 41st Millennium and rewards readers already familiar with his story.
900.M41 - 099.M42
range date, medium confidence
First published 2021
This reading order matches publication order — release sequence and suggested reading sequence are the same here. Browse every book by release year on the publication-order page.