Commissar Ciaphas Cain is a renowned and revered hero of the Imperium, a man who has faced and survived some of the vilest creatures the universe can throw at him. But when he is sent to a river-world, he must deal with a dangerous enemy, an enemy whose true identity remains unknown. As his vessel traverses the straits of the planet, Cain must uncover the face of this new foe so that he can understand and escape it. Caught in the enemy crossfire, the commissar has no place to run and his nerve will be tested to the very limits.

Imperial commissar Ciaphas Cain returns to Nusquam Fundumentibus to crush the ork attacks which have been plaguing the frozen planet. But when his ship crashes into the wastelands outside the capital it disturbs a far greater enemy, one which has lain dormant under the permafrost since long before the Imperium came to this world and could now threaten the whole sector.

After a long and distinguished career defending the Imperium from its many enemies, Commissar Cain is enjoying a well-deserved retirement on Perlia, teaching in a schola progenium. But when a Black Crusade threatens the sector, all able-bodied citizens must rise to the defence, including Cain and his cadets. As the forces of Chaos overwhelm Perlia, can the wily commissar prove himself to be a real hero of the Imperium one last time?

Commissar Cain is called to duty once more, saving a governor's daughter from a planet overrun by rebels. The uprising hides something far more sinister however - genestealer hybrids! The search for the source of the alien threat leads Cain to a drifting space hulk - a far safer place than beside the obsessed governor's daughter. But when the Reclamator Space Marines suffer devastating losses at the hands of the Great Devourer, Cain and his trusty aide Jurgen must go it alone. 

On Periremunda, the populace are rioting. With local forces unable to contain the widespread civil disorder, Commissar Cain and his regiment of Valhallans are called in to help. However, it seems there is more to the rebellion than first appeared, and Cain suspects sinister forces at work behind the scenes. When the commissar is reunited with Inquisitor Amberley Vail, it seems his fears are realised. In this the fifth book in the popular Ciaphas Cain series, our hero is thrown into a deadly conspiracy that even he might not be able to emerge from alive.

On the ice world of Simia Orichalcae a spate of mysterious disappearances is causing unrest amongst the mine workers, and, as senior officer of the Astra Militarum, Commissar Ciaphas Cain is nominated to investigate. Unbeknownst to him, the planet is right in the path of a major ork incursion, and, as the savage greenskins attack, a malevolent evil begins to stir deep in the ice caves. 

On an Imperial outpost world on the fringes of tau space, the renowned Commissar Ciaphas Cain and his fractious regiment of Valhallan Guard, newly created from the remnants of two devastated units, find themselves in the middle of a war. As the Astra Militarum struggle to contain worldwide civil insurrection, can the wily Commissar Cain identify the real villain before the planet is lost to the Imperium forever?

The Death Korps of Krieg are deployed to a soul-crushing siege in the Octarius War Zone. They’re the right regiment for the job, though victory might come at a price that some might balk to pay.

On the world of Verghast, a grinding war between two hive cities - one loyal to the Imperium, the other fallen to the worship of the Dark Gods - is bolstered by the forces of the Astra Militarum, spearheaded by the Colonel-Commissar Gaunt and the Tanith First and Only. But bitter rivalries and treachery threaten to derail the defence of Vervunhive, and it falls to Gaunt to take command of the Imperial forces and forge victory from an almost certain defeat.   

For a thousand years, the Sabbat Worlds have been lost to the Imperium, claimed by the dread powers of Chaos. Now, a mighty crusade seeks to return the sector to Imperial rule. And at the forefront of that crusade are Colonel-Commissar Ibram Gaunt and the Tanith First and Only - better known as Gaunt’s Ghosts. Trapped in the grinding trench warfare of Fortis Binary, the Ghosts find themselves drawn into a conspiracy to assassinate the crusade’s leader, Warmaster Macaroth.

An Imperial general has defected to the enemy, and the secrets he carries could spell the end of the Sabbat Worlds Crusade. Colonel-Commissar Gaunt and a small team from the Tanith First must infiltrate an enemy-held world and gain the trust of the local underground, all the while trying desperately to avoid the ever-present taint of Chaos. Their mission: to stop the traitor general from revealing his secrets - by any means necessary.

The Imperial Guard are the backbone of the Imperium’s military strength. While the Space Marines get all the glory, it’s the guard that holds back the tide of threats that would soon drown the Imperium by sheer weight of numbers. These audio dramas bring you into their tanks, platoons and trenches to see how ordinary men and women face the horrors of the 41st Millennium. 

When Colonel Haskell 'Hell Fist' Aldalon and the Catachan 57th Jungle Fighters arrive on the quagmire world of Gondwa VI, they find it locked in the grip of an ever-growing greenskin threat. Rather than shoring up the meagre existing defences, the Catachans elect to go on the offensive and retake the strategically vital Outpost Four. In the process, they are saddled with the sole survivor of the outpost's fall—the barely trained Trooper Torvin, of the Skadi Second Infantry.

In disgrace after a catastrophic war, Colonel-Commissar Ibram Gaunt and the Tanith First are sent to retrieve precious artefacts from a world lost to Chaos. With enemy all around them and time against them, Gaunt's Ghosts and their allies must prevent the holy relics of Saint Sabbat from falling into their foes' hands, and as mysterious events begin to occur, Gaunt begins to suspect that the Saint herself might be aiding them from beyond the grave. 

Gaunt’s Ghosts embark on their most dangerous mission yet as they make a daring drop assault on the world of Phantine. With the elite enemy Blood Pact and vicious xenos mercenaries ranged against them and short of ammunition with no means of escape, things look grim for the Tanith First. But the greatest danger may come from within the regiment as an old grudge is settled and tragedy strikes.