Huron Blackheart is the lord of the Red Corsairs, master of the lawless Maelstrom and its piratical denizens—but oathbreakers and renegades can seldom rely on the loyalty of their followers. With the galaxy thrown into turmoil by the return of Roboute Guilliman, the former Tyrant of Badab faces a renewed Imperium and fresh challengers emerging within his own ranks. Huron must call on every trick he knows to stay in control—and alive. 

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.

Kept alive and imprisoned for 10 thousand years, Luther is the curse and the salvation of the Dark Angels made manifest. None are so close to the heart and history of the Chapter as the man that embodies all that was great about the First Legion and all that is shameful about the Dark Angels. In his story is writ the tale of the Horus Heresy and the fall from Enlightenment in a single long life. Glory, honour, pride, shame and betrayal weave a tapestry of truth and lies that the Supreme Grand Masters of the Dark Angels have sought to understand and unbind across 10 bloody millennia. 

It is the 32nd millennium, and the Imperium is at peace. The Traitor Legions of Chaos are but a distant memory, and the many alien races that have long plagued mankind are held in check by the Space Marines. When a mission to exterminate one such xenos breed on the world of Ardamantua draws in more of their forces, the Imperial Fists abandon the walls of Terra for the first time in more than a thousand years.

The eldar are an ancient race whose mode of war blends spirituality with a unique mastery of technology. In times of need, their entire race will rouse to war, led by terrifying, almost mythological figures - the phoenix lords, immortal beings that embody the warrior nature of the eldar. When a burgeoning ork empire starts to pose a threat to the eldar peoples, Jain Zar travels to the craftworld Ulthwé to warn them of the danger.

After seven years of bitter war, the end has come at last for the conflict known infamously as the Horus Heresy. Terra now lies within the Warmaster’s sights, the Throneworld and the seat of his father’s rule. Horus’ desire is nothing less than the death of the Emperor of Mankind and the utter subjugation of the Imperium. He has become the ascendant vessel of Chaos and amassed a terrible army with which to enact his will and vengeance. But the way to the Throne will be hard as the primarch Rogal Dorn, the Praetorian and protector of Terra, marshals the defences.

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. This audio drama anthology contains eight stories of the agents who dispense the Emperor's justice.

Many are the xenos foes who plague mankind's Imperium. Ancient races which once ruled the galaxy, such as the aeldari and necrons, lurk in the darkness, awaiting their chance to reclaim what was once theirs. Younger races like the upstart T'au Empire grow in power and influence, ever eager to topple humanity and take their place. And across the galaxy, the savage orks wage brutal war, fighting all in their path simply for the joy of battle. This audio drama anthology contains eight tales of the aeldari, the orks and the T'au Empire. 

Artificer General Sebastian Nemo has faced myriad dangers while serving his king and kingdom, but none so fascinating and sinister as the Convergence of Cyriss. In the wake of an unprovoked attack on the Cygnaran town of Calbeck, Nemo and his forces hasten to confront the strange clockwork soldiers and machinery led by a young warcaster prodigy named Aurora, Numen of Aerogenesis. Nemo soon learns of the Convergence’s plans to transform Caen and its people to suit their enigmatic goddess, who favors machines over the living.

On the forge world of Morod, the machines never stop and the work never ends. The population toils in the mines and factoria to protect humanity from the monsters in the void, while the Adeptus Mechanicus enjoy lives of palatial comfort. Genetor Gammat Triskellian seeks to end this stagnant corruption. When he learns of a twisted congregation operating within the shadows, one which believes that the tech-priests are keeping people from their true salvation, he sees in them an opportunity to bring down Morod's masters and reclaim the world in the name of progress.

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.

Before the being called the Emperor revealed himself, before the rise of the aeldari, before the necrontyr traded their flesh for immortal metal, the world was born in violence. Even when they inhabited bodies of flesh, Trazyn the Infinite and Orikan the Diviner were polar opposites. Trazyn, a collector of historical oddities, presides over a gallery full of the most dangerous artefacts - and people - of the galactic past. Orikan, a chronomancer without peer, draws zodiacs that predict and manipulate the future. 

On the war-torn world of Croatoas, the armies of the Astra Militarum do battle with the twisted servants of the Ruinous Powers. Against the backdrop of this increasingly desperate conflict, tanker Hadeya Etsul finds herself consolidated into a Cadian regiment, and placed in command of the Leman Russ Demolisher Steel Tread. Haunted by nightmares, surrounded by a dysfunctional crew and striving to find her place amidst a proud and insular regiment with a culture so different from her own, Etsul must guide her crew to victory. 

Now, shattered and stuck behind enemy lines, the remnants of Alpha Company struggle to survive. Between them and escape stand three Planetstriders, thousand-meter monstrosities capable of destroying an orbiting capital ship. In order to survive, they must disable these titanic war machines, an impossible task made even more difficult by the discovery of a terrible secret - one that must reach fleet command, no matter the cost.

The shrine world of Divinatus Prime has become lost to the light of the Astronomican, and no ship can piece its veil. Only the Lord of Death himself, Blood Angels Chief Librarian Mephiston, has any hope of discerning the fate of this once pious world. After enacting a powerful blood ritual, Mephiston and an honour guard of his fellow Blood Angels reach the stricken shrine world to find it seized by religious civil war. Each faction fights for dominance of a potent artefact, the Blade Petrific, said to be wrought by the Emperor Himself.