





The Horus Heresy
18 books
Here are 18 books from The Horus Heresy series by Graham McNeill and others. Start with Horus Rising (2006), then read the rest in the order below.
Books in order

Horus Rising
Dan Abnett
At the height of humanity's greatest expansion, the Emperor of Mankind entrusts his vast galactic empire to Horus, his most celebrated military commander, while he returns to Terra to pursue his ultimate vision. As the newly appointed Warmaster, Horus must navigate the treacherous politics of the Imperium's most powerful leaders—each commanding their own legions and harboring their own ambitions. When whispers of doubt and darker influences begin to undermine the Emperor's grand design, Horus faces an impossible choice that will determine the fate of human civilization itself. This epic opening to the Warhammer 40,000 universe explores themes of power, loyalty, and corruption as the seeds of the Imperium's greatest conflict are sown. Dan Abnett crafts a sweeping military science fiction narrative that captures the scale and complexity of an empire on the brink of transformation.

False Gods
Graham McNeill
The galaxy teeters on the brink of an unprecedented civil war as the Great Crusade, humanity's ambitious expansion into the stars, fractures from within. As ancient loyalties are tested and dark whispers spread, the Emperor's most trusted sons find themselves on opposing sides of a conflict that threatens to consume everything they have fought to build. This epic saga delves into the heart of betrayal, the corrupting nature of power, and the devastating consequences of faith misplaced, exploring the very foundations of the Imperium's galactic dominion. Prepare for a descent into a universe where heroes become villains and the line between divine right and tyrannical ambition blurs into oblivion.

Galaxy in Flames
Ben Counter
The galaxy is on the brink of civil war as Warmaster Horus leads the Imperium's forces against the rebellious world of Isstvan III. What begins as a brutal campaign to quell dissent quickly escalates into a devastating betrayal that will shatter the foundations of the Imperium. As Horus's dark plans unfold, loyalties are tested and the seeds of a galaxy-spanning conflict are sown. This pivotal novel plunges into the heart of the Horus Heresy, exploring themes of betrayal, sacrifice, and the corrupting nature of power.

The Flight of the Eisenstein
James Swallow
Captain Garro of the Death Guard has seen the unthinkable: the Emperor's own sons turning traitor. Stealing a vessel, he embarks on a desperate race against time to reach Terra and warn the Emperor of Horus's galaxy-shattering betrayal. However, their escape is violently interrupted, leaving the Eisenstein crippled and adrift in the treacherous currents of the warp. Now, Garro and his loyal crew must battle not only the ravages of the warp but also the insidious whispers of Chaos itself, all while the fate of the Imperium hangs precariously in the balance.

Fulgrim
Graham McNeill
Witness the tragic fall of the Emperor's Children Legion and their revered Primarch, Fulgrim, as they succumb to the insidious whispers of Chaos. Once paragons of perfection and martial prowess, their pursuit of ultimate artistry and experience leads them down a path of unimaginable depravity and corruption. This gripping narrative chronicles their descent into darkness, culminating in a devastating betrayal that shatters the Imperium's fragile unity. Explore the profound themes of ambition, corruption, and the seductive nature of forbidden power in this pivotal tale of the Horus Heresy.

Descent of Angels
Mitchel Scanlon
In the nascent days of the Imperium, long before the Emperor's Great Crusade, humanity's future hung precariously in the balance on the untamed world of Caliban. Two young men, Zahariel and Nemiel, dream of joining the legendary Dark Angels, an order forged in the fires of war and guided by the formidable Lion El'Jonson. This epic tale chronicles the perilous journey of these early warriors as they confront the harsh realities of their homeworld and the burgeoning secrets that will define their destiny. Explore the origins of a legendary legion, the sacrifices made for unity, and the first whispers of a darkness that would forever haunt the galaxy.

Legion
Dan Abnett
In a war-torn desert landscape where forward momentum has stalled and paranoia grips the ranks, a desperate mission unfolds. This thrilling installment of the Horus Heresy series plunges readers into a high-stakes game of espionage, where the fate of the galaxy hangs in the balance. Follow the enigmatic psyker John Grammaticus as he undertakes a perilous assignment for the Cabal, a mysterious xenos faction with prescient knowledge of the future. Dan Abnett masterfully crafts a spy-versus-spy narrative that escalates from covert operations to universe-altering consequences, exploring themes of destiny, deception, and the true cost of war.

Battle for the Abyss
Ben Counter
In the shadow of Saturn, a colossal warship, the *Furious Abyss*, is being constructed, a vessel of immense power and terrifying purpose. When a psychic assault reveals the ship's true target—the Ultramarines' homeworld of Ultramar—Captain Cestus of the Ultramarines must rally a diverse fleet, including warriors from other Space Marine Legions, to confront this existential threat. As they face the brutal ferocity of their former brothers, particularly the psychotic Skraal of the World Eaters, the loyalist forces are forced into a desperate and costly war against those they once fought alongside. This gripping tale plunges into the heart of a galaxy-spanning conflict, exploring themes of loyalty, betrayal, and the brutal choices made when brother turns against brother.

Mechanicum
Graham McNeill
The Adeptus Mechanicus, the keepers of ancient knowledge and creators of the Imperium's vast armories, are torn apart by civil war. On the forge world of Mars, the very heart of technological might, a brutal conflict erupts as factions align with either the loyalist Emperor or the traitorous Warmaster Horus. This epic tale plunges into the ideological schisms and devastating battles that reshape the Mechanicum, unleashing forbidden powers and setting the stage for the galaxy-spanning Horus Heresy. Experience the grim realities of war on a world where faith and technology collide, and the fate of humanity hangs in the balance.

Fallen Angels
Mike Lee
In a galaxy consumed by civil war, the Emperor's grand vision fractures as betrayal rocks the Imperium to its core. As the devastating truth of Horus's treachery spreads, the Great Crusade shatters, forcing Primarchs and their Legions to choose sides in a conflict that will define the fate of humanity. This epic saga delves into the heart of the conflict, exploring the desperate battles fought on distant worlds and the agonizing choices made by those caught in the maelstrom of galactic rebellion.

A Thousand Sons
Graham McNeill
Witness the tragic fall of the Emperor's most loyal sons, the Thousand Sons legion, through the eyes of those who lived it. This epic tale delves into their unique nature as free thinkers, their pursuit of knowledge, and their fateful encounter with the powers of the warp. As pride gives way to ruin, the narrative unfolds a captivating, slow-motion car crash of a civilization, exploring themes of ambition, forbidden knowledge, and the devastating consequences of hubris. Graham McNeill masterfully crafts a story that showcases the Thousand Sons at their zenith and their nadir, offering an absorbing and unforgettable journey into the heart of a galactic tragedy.

Nemesis
James Swallow
In a galaxy teetering on the brink of civil war, a desperate mission is launched to prevent an unimaginable catastrophe. Six elite Imperial Assassins are dispatched on a perilous quest to locate and eliminate the Warmaster before he can march on Terra and plunge humanity into eternal darkness. This gripping narrative blends the suspense of a detective novel with the high-stakes action of a military thriller, delving into the minds and methods of these shadowy operatives. As they navigate treacherous paths and confront formidable foes, the fate of the Imperium rests on their success, weaving together crucial threads from across the saga.

The First Heretic
Aaron Dembski-Bowden
In the nascent days of the Imperium, the Word Bearers Legion grappled with the Emperor's perceived judgment, their fervent faith twisting into a dangerous obsession. Driven by a profound sense of betrayal and a desperate search for meaning, they turned inward, exploring ancient traditions and forbidden knowledge on their homeworld of Colchis. This divergence set them on a path of spiritual exploration that would ultimately lead them away from the Emperor's light and towards the shadowed embrace of heresy, forever altering the course of human history.

Prospero Burns
Dan Abnett
In the grim darkness of the far future, the Emperor's wrath falls upon the Thousand Sons Legion. As the Space Wolves are unleashed to enact a terrible judgment, the fate of the enigmatic Primarch Magnus the Red hangs in the balance. This epic tale delves into themes of betrayal, duty, and the devastating consequences of forbidden knowledge, exploring the complex relationship between two legendary brothers and the tragic events that shatter their galaxy. Dan Abnett masterfully crafts a narrative filled with visceral action and profound emotional depth, leaving readers to ponder the true cost of war and the nature of heresy.

Know No Fear
Dan Abnett
The galaxy is plunged into civil war, and the Ultramarines face their greatest test on the besieged world of Calth. As the insidious corruption of the Word Bearers Legion is revealed in a devastating betrayal, the sons of Guilliman must fight for their very survival against overwhelming odds. This epic installment of the Horus Heresy series masterfully explores themes of faith, duty, and the brutal cost of war, showcasing the devastating impact of heresy on a galactic scale. Dan Abnett delivers a gripping narrative filled with visceral action and profound character moments, cementing this as a pivotal event in the saga.

Angel Exterminatus
Graham McNeill
In the grim darkness of the far future, the Primarch Perturabo and his Iron Warriors legion are drawn into a desperate quest by the enigmatic Fulgrim. Guided by a cryptic Eldar historian, they embark on a perilous journey to a lost world in search of a legendary Eldar superweapon known as the Angel of Death. This epic tale delves into themes of betrayal, obsession, and the corrupting influence of forbidden power as brother turns against brother and the galaxy teeters on the brink of annihilation. Graham McNeill masterfully crafts a narrative of immense scale, exploring the dark heart of the Horus Heresy and the devastating consequences of ambition.

Betrayer
Aaron Dembski-Bowden
In the shadow of the Horus Heresy, two brothers, Lorgar and Angron, embark on a path of brutal conquest and devastating betrayal. Lorgar, once a seeker of divine truth, now wields faith as a weapon, while Angron, the World Eater, unleashes his primal fury upon the galaxy. This gripping narrative plunges into the heart of the war in Ultramar, exploring the profound consequences of faith twisted and brotherhood shattered. Aaron Dembski-Bowden masterfully crafts a tale of cosmic horror and tragic destiny, delving into the very soul of conflict and the dark allure of forbidden power.

The Master of Mankind
Aaron Dembski-Bowden
Beneath the hallowed halls of the Imperial Palace, a desperate struggle unfolds as the Emperor himself toils in His secret vaults. While the galaxy burns under the shadow of Horus' rebellion, a far more insidious threat, the forces of Chaos, close in on a vital, arcane project. This is the secret war for the Webway, a conflict waged in the shadows that will determine the fate of all humanity. Aaron Dembski-Bowden masterfully weaves a tale of cosmic stakes, divine sacrifice, and the terrifying cost of survival in a galaxy teetering on the brink of annihilation.