An Inquisitor is furious after learning about a problem on a harmless world.

I just wanted to go home. I hadn't even made it to my truck before, in the blink of an eye, I'm not where I'm supposed to be, and some crazy dude with a third arm is swinging an axe at my face. (A 40k SI following the adventures of Caiaphas Cain and Amberley Vail. Mixture of crack and plot) SB and AO3 Crosspost!

It is the 30th millennium. Five-thousand years ago, mankind fell into darkness. The Emperor created thirteen sons and thirteen daughters, great warlords to drag mankind out of Old Night. But mighty alien empires contend against him, worst of all the dreadful Rangdan and the Orks of Ullanor; and in the shadows of the galaxy the Chaos Gods plot the ruin of the Emperor's dream…

An alternative Heresy, but not in the way many have done before. Horus slain, the consequences grave. A New Warmaster chosen. All of the Emperor's sons walk new paths, although some echo what would have been. Eight will defy their Father, willingly or not. The galaxy shall burn.

Roughly 20 years after Women of the Night Lords, Octavia the Slaaneshi slave is now an ageless grandmother and still owned by her slave-owner Wendy Sevenson. With the kids grown up and the nest empty, Octavia has returned exclusively to her role as a tickle slave, and has her own personal grimdark adventures as a Slaaneshi sex and torture slave (A serious story but also a lemon).

Several years of victories have propelled Marsh Silas and the men of Bloody Platoon into stardom. However, as distress calls of rampaging Orks from Segmentum Pacificus spread, he must wrangle and coordinate a rabble of new recruits to prove comradeship can cross racial boundaries. However, far away, another seeker must contend with her own band of new arrivals and disparate forces.

Inquisitor, before you judge me, walk with me through the shadows of my past. I am Aurora, born in the dank, treacherous depths of the underhive. My story is one of faith and fire, of broken innocence and unyielding spirit. This is the beginning, the first part of my archive, my confession, a tale that will span decades and test the very fabric of my soul.

An unsung hero. One of the many loyal servants of the golden throne whose story was destined to be forgotten until, by chance, her journal was discovered. This is the story of Trooper Seraphine "Sera" Voss, a sniper in the Tarhalis 24 Infantry Regiment and her many achievements against the enemies of the Imperium. (Inspired by the Ciaphas Cain series)

In the grim darkness of the Koronus Expanse, beyond the borders of the Imperium, is the realm of Rogue Traders. This is the novelisation of the eponymous game, where a former Commissar has been called to take up the mantle of the von Valancius dynasty. Despite the stain of past shame, she must uncover the mysteries sowed by her predecessor, the enigmatical Theodora, and face Chaos.

A man is thrust into the warhammer 40k universe as one of his characters, proclaimed by the techpriests as the omnissiah, Not knowing much about the lore and universe... time to caiphis cain this shit.

The gods are cruel, and we are their playthings. A regular dude who might know to much or not much at all gets thrown into the Great Crusade, into the heart of the 8th Legion. Death may be nothing to Vindication, but i will make sure that death will not happen in the first place.

¿Qué puede hacer un simple humano en una guerra entre dioses? ¿Puede la voluntad de un mortal modificar el destino de esta galaxia en eterna guerra? O al menos... ¿Será capaz de influir sobre este? Harrus era un simple hombre. Pero un hombre que no dudó en lanzarse a una guerra en la cual era uno más entre miles de millones y batallas por lo que consideraba correcto.

Pyotr Kravis of the VIIIth Legion has a penchant for cheating death and making enemies. Thus, when an old rival rears his head and forces Pyotr's warband on the run, he must find a solution to save his brothers from annihilation. All the while, a corruption seeps further into his soul, driving him nearer and nearer to Chaos.

The Era Indomitus, the Time of Endings. The Light of the Emperor dims and the Imperium is cut into two by the Great Rift. It is a time of darkness where daemons and traitor forces invade both Imperium Sanctus and Imperium Nihilus. While the Warp creates such great horrors. Sometimes it also brings something of Light; and no one is brighter than the noblest of all the Emperor's sons

On a remote Imperial world, a young Mechanicus uncovers a secret that will shake her world to its very core. 760.M32

A woman is swept away from her home in New Jersey to the grim darkness of the far future. She embarks on a quest with her new friends to discover the secrets of the Warp itself so that she may return home. A Chaos-saturated take on the Wizard of Oz, and an epic alt-canon "weak to strong" tale as a possible new God-Empress navigates her uncertain future.

Born from shadow and blood the Smoke Jaguars stalk the dark places of the galaxy in their hunt for murderous traitors and those who prey on the weak and innocent. Torn between the twin calls of justice and vengeance that seethe in their blood these elusive warriors walk a path that could well lead to their damnation. These are the Legends of the Smoke Jaguars. Art by Judd Abinuman

A growing collection of 40k flash-fiction dedicated to the Lamenters Space Marine Chapter. Each chapter is a stand-alone story featuring different Lamenters in different situations spanning throughout their Chapter's tumultuous history. Enjoy

I woke up in a galaxy at war in a body that doesn't belong to me, I don't understand how it happened, but I'm in the body of a Necron Overlord in a crumbling tomb, with my dynasty dead and surrounded by enemies on all sides. I don't know where I am, I don't know what my goal is, but I'm sure of one thing, to survive I need to restore the dynasty I'm a part of. Or create my own?

Nimrod of Babel has certain objections to how the galaxy is run, so he becomes the Eleventh Primarch. Very briefly.

What happens when Orc Weirdboy has his body replaced with a cybernetic one made of Necrodermis and has his mind melded with a bloodthirsty AI that has been drifting in and out of the Warp for tens of thousands of years? The answer: A WAAAAAGH like none the galaxy has ever seen. Also the answer: A damn good time. GIVE EM SOME BOOT LEATHER BOYZ!

this is my first fanfiction and feedback would be appreciated. Over 60 million years ago Humanity was dragged into the war in heaven kicking and screaming until they could no longer kick and scream. now the gods of humanity have unified in an attempt to bring about the fall of the bloated corpse that is the Eldar domain however many threats are yet unseen.

An Ultramarines Commander reacts to save a defenseless Eldar world from Dark Eldar raiders. Little does he know that this sparks of a chain reaction that makes some very unusual alliances that is unheard of. Chapter 12 up!

Defeat is an ugly thing to endure...yet even in the face of dishonor and death the bonds of brotherhood remain unbreakable

When the Emperor created the Primarchs. The chaos gods, fearful of these future threats, Scattered them around the galaxy. Gradually, one by one, they were found. But not all came back into the imperial fold, there was still a son to be found. In this grimdark millennia, the last of the twenty is brought back to Humanity. The Pale Lord of Barbarus, Mortarion, the last Primarch.