Lucien Soulban has 2 books in the Warhammer 40,000 catalogue, listed below in publication order with where each fits on the timeline.
Original summaries and chronology labels generated from the same catalog powering the atlas.
Lucien Soulban
Uriah Storm braves the lethal levels of Hive Primus to recover valuable bio-implants, plunging into the dangerous heart of Necromunda. His mission offers a stark view of life and death in the hive's grim depths, where flesh itself is a commodity. A grimy Necromunda thriller centered on scavenging, body-tech, and the perils of the underhive.
667.M41 - 999.M41
era date, medium confidence
First published 2006
Lucien Soulban
A standalone Imperial Guard novel following the Tallarn Desert Raiders, a regiment of nomadic desert fighters, as they are deployed into a brutal ground campaign against an inhuman foe. It offers a self-contained look at one of the Guard's more distinctive cultural regiments and the harsh realities of frontline soldiering in the 41st Millennium.
000.M41 - 999.M41
era date, medium confidence
First published 2007