On Delephron, an immense mag-train hurtles through desert. Within its metal confines there lies a hidden message, one that could bring the Raven Guard into such ill repute it would risk its very survival. Only the Shadowmasters, the finest of the Chapter’s elite, have the skill to infiltrate the high-speeding mag-lev and extract the message before their presence is known. But dark forces stir against them, servants of the Plague God intent on their own fell purpose. And who is the Inquisitor Bledheim, and what could he possibly know to inflict such a deadly blow to the sons of Corax?

A great darkness has befallen the galaxy, and the armies of Chaos are rampant. To survive, humanity must retaliate and take back what they have lost. By the will of the reborn primarch, Roboute Guilliman, is the Indomitus Crusade launched - a military undertaking that eclipses all others in known history. From the Throneworld of Terra does the Avenging Son hurl his fleets, their mission the very salvation of mankind.

Separated from his brothers aboard a seemingly abandoned pilgrim ship, Raven Guard Librarian Ithkos Jevel picks his way through the dark and sinister corridors of the vessel. Can Jevel survive to rejoin his battle-brothers and discover the fate of the humans who called this ship home?

In the wake of an apocalyptic war against the alien tau, the White Scars take to their bikes and hunt the fleeing commander of the xenos forces across the plains of Voltoris. As they chase down their quarry, the Brotherhood of the Running Star begin to realise one inescapable truth: that this will be their final hunt. But if Suljuq Khan and Stormseer Checheg are to die this day, they will ensure that they take the alien Shadowsun into oblivion with them....

On the world of Tevrat, Callidus Assassin Klara Rhasc stalks her prey, awaiting the moment to strike. But when her mark is murdered by a crazed Eversor Assassin, Rhasc embarks on a new kind of mission: to find and subdue her fellow operative.

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 Great Crusade is ending. The Emperor has returned to Terra, while Horus remains among the stars to complete the unification of humanity. As the Imperial armies fight the final battles of the age, Remembrancer Solomon Voss seeks the answer to one question—why does Sigismund, First Captain of the Imperial Fists and greatest champion of the Legions, believe that war will not end? Granted a rare audience with the master of the Templars, the answer takes Voss on a revelatory journey to a time before Sigismund became a Space Marine.

Best-selling author Dan Abnett turns his hand to the mighty Space Marines! The war-torn far future is laid bare as Brothers of the Snake follows the exploits of the Iron Snakes Space Marines as they battle against the enemies of mankind. First appearing in the pages of Inferno! magazine, the Iron Snakes Space Marines quickly gathered a loyal following, and now they wage war in a full-blown adventure, battling aliens and heretics as they defend the Imperium. 

Blade of Purity contains two linked tales of the Grey Knights: Incorruptible and True Name.

Departing from the Sanctus Reach after their ill-fated battle with the daemon Ku'gath Plaguefather, the Grey Knights encounter their nemesis again as they enter the warp. As the battle becomes one between Gared and Ku'gath himself, it falls to the Librarian to save his brothers...and his soul.

Exile to the miserable world of Sedh, the disgraced Necron Lord Oltyx is consumed with bitterness. Once heir to the throne of a dynasty, he now commands nothing but a dwindling garrison of warriors, in a never-ending struggle against Ork invaders. Oltyx can think of nothing but the prospect of vengeance against his betrayers, and the reclamation of his birthright. But the Orks are merely the harbingers of a truly unstoppable force. Unless Oltyx acts to save his dynasty, revenge will win him only ashes. 

In the sprawling Imperium of Mankind, everyone serves the Emperor in their own way. From the inquisitors who hunt the hidden enemies of humanity in the dark places of the galaxy to the brave soldiers who stand on the front line, and the Imperial Assassins who can change the tides of war with a single shot, each has a part to play in preserving the Imperium. In this audio anthology, three of these disparate heroes are put to the test, each facing a personal crisis that will see them either fall to darkness, or rise to continue doing their duty in the Emperor's name.   

The Inquisition moves amongst mankind like an avenging shadow, striking down the enemies of humanity with uncompromising ruthlessness. When he finally corners an old foe, Inquisitor Gregor Eisenhorn is drawn into a sinister conspiracy. As events unfold and he gathers allies - and enemies - Eisenhorn faces a vast interstellar cabal and the dark power of daemons, all racing to recover an arcane text of abominable power: an ancient tome known as the Necroteuch.

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.

Long before the coming of the Imperium, the realm of Ultramar was ruled by Roboute Guilliman, the last Battle King of Macragge. Even after learning of his true heritage as a primarch son of the Emperor of Mankind, he strove to expand his domain as efficiently and benevolently as possible, with the XIII Legion Ultramarines as his alone to command.