A certain Viltrumite finds himself in the grimdark galaxy we all know and love. How will his presence change the Milky Way Galaxy of the 40th Millennium? Follow a tale of redemption, glory, betrayal, and blood.

Heron Hammer is a special kind of boy. Born out of a union of two gods, his father is Sigmar, the god-king of the Celestial Realm, and his mother is an Olympian goddess. Until one day, when Zeus' Lightening Bolt is stolen, ancient Dark Forcers emerge, and two worlds collide. Heron must now only help stop a civil war but stop an archenemy from destroying everything he loves.

He dies in one world and wakes up in another one entirely. Satoru just can't seem to catch a break.

Tanya in 30k as a Primark, (we're just having a good time here, having fun with the concept don't think too hard about it)

While it has been said in the 40th millennium there is only war, in the dawn of the 42nd century there is Hope, and from this hope, fragments of the Emperor's Soul spawn five daughters. They represent the arcana: The Star, Death, Chariot, Strength and the Devil. They bring hope to the guardsmen that maybe things are not lost…

A fluke in the system results in a very lucky, or unlucky, depending on your point of view, guardsman suddenly gaining gamer powers. What will he do? How will the galaxy react? Who knows?

A flower cannot blossom without sunshine. And where flowers boom, so can hope.

Just a fun little story... but one with heart.

What would happen when Izuku in deciding to take a 'leap of faith' awakens a latent Psyker gene that gives him strength within the Warp, that has not been seen since the days of the Horus Heresy nor the Great Crusade. And so as a newborn Psyker, Izuku Midoriya must make it both as fledgling hero and a Psyker in the 41st Millenium. Rated M for Mature Themes and Violence

Book IV of the Infinite and Divine. A young agent of the Holy Inquisition finds herself on the trail of the most dangerous person in the Imperium of Man. As Cadia burns and the galaxy tears itself apart, a young interrogator searches desperately for Taylor Hebert.

A Custodian Shield-Captain is displaced through time and space into another universe. In a new environment, forced to treat with aliens and witches; will he be able to reconcile the ideals of the new universe with the Imperial Truth? Or will he be crushed between two worlds?

A random hired gun from the hive world of Necromunda gets into a lot of deep shit when he takes a job to try and pay off the bounty on his head. Now he is on a planet full of Wyrd’s. May the Emperor guide him.

"The duty of a Counter Guardian never ends, even in the far future of the 41st millennium, and despite the dangers having passed from dangerous aliens from the moon and humans to dangerous aliens from this galaxy and beyond and humans, EMIYA is fortunately still used to improvising"

The King of Curses awakens... but, there's just one problem. He has no idea where he is and how he got there. He's also pretty sure that he's on another world entirely in a body that wasn't his. Or how the dude who likes cutting things in half wakes up in the Grimdark Galaxy.

The Lichemaster mysteriously dies in a very inconvenient set of circumstances. To salvage the Barrow Legion, one of his acolytes summons a replacement. Fortunately, she succeeded in this endeavor. Unfortunately, he is not exactly what she was expecting, especially considering he was from another world.

Captured by a military group he was sent to investigate, Harry Potter finds himself unable to get help from his friends, allies and Army. Follow as he builds a resistance to fight this group and finds out more about the splintering of the Orc Empire.

Taylor Hebert had a great destiny, upon which much rested. She was also a latent psyker, too weak to ever awaken her potential. In the most critical moment of her life, these two things, combined with a plea for help made with dying faith, drew unsavory attention. A gift was given, a gift that was also a curse.

Flesh is weak. I have always known that. Logic metal and steel are strength. They are right in how you must embrace the strength and certainty of steel. I need that more than ever. Because I'm now in a world that is out of my league. I have new enemies that hate me and who I am. I am stuck here in a place that isn't hope. Forever now till whatever end. Sort of self-insert Big AU

Sanguinius. The Great Angel. Ninth son of The Emperor. Lies dead, felled by the hand of his twisted brother. Yet this is not the end for him. Awakening upon a different world, in a different time. Sanguinius must navigate this new life, while also recollecting the pieces of his shattered memory. All while forces both mortal and etheric plan for his destruction.

When you have the greatest trouble-making heroes from nine different galaxies working together, plus their crews, the propensity for shenanigans is high. Therefore, their superiors have decided to make this handy list of things they are no longer allowed to do. (Spin-off story of 'Magnificent Scoundrels'.)

Crossover between two opposite universes and a collection of their most explosive adventures.

Everyone knows who he is. The sudden storm that shook NC right at it's foundations. People have called him many things, inhuman, monster, underdog, edgerunner, dragon. But truthfully, his story started a tad bit tamer that you would've expected. He'd just been playing LoL when some random RoB decided to chuck him in the body of a Primarch and dump him in right in Night City.

In the grim dark future of the 40K there is only war, and the infinite laugther of thirsting god. Finally able to go back home after so many year of endless carnage and misery, Loona now forge in the flame of war and the multiple attempt of corruption by the four, can finally lay her weapon down and rest, or thats whats what she tought...

The Technocracy knew something was out there, watching the galaxy from a place no sapient can point to. It was not until two empires gained powers from a place known as "The Shroud" that further research indicated that this Shroud could connect universes. We will prevail for all of humanity. WARNING: Shitty dialogue and Warp Shenanigans abound (mainly Tzeentch and Slaanesh)

A poor sap gets thrown into Warhammer 40k with the Omnitrix. In the Grim Dark of Warhammer, It's time for a nobody to be a Hero!