What if after the battle for the Omnitrix on the movie 'Ben 10 The Secret of Omnitrix', Vilgax actually never was re-descovered on his galaxy, but on a totally new and distant galaxy of his? What kind of disasters this being might bring to the forces of 40k? or what kind of reflections this would make him have? Lets find out.

Shirou Emiya from one of the bad endings, somehow managed to escape being dissolved by the grail and ends on warhammer 40k universe, during the unification wars, a new adventure begins.

The Reaper invasion is nigh. Outnumbered and outgunned, the Citadel must turn to two new, dangerous allies for salvation: the Adeptus Mechanicus and Imperium of Man.

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)

Jesse Shepard was a lot of things: A solider with a shady past, a son, and a brother With the threat of the Saren and the Reapers hanging over his head, he discovers a secret that will shake not only the foundations of the Alliance but the galactic community as a whole. Meanwhile on the Citadel, stalks the lower wards leaving Caroline Shepard and her new very strange partner to fi

Olesya could feel the end was near, but there was something she could do to change things. Not for this world but for another, the Bridge of Shadows was of far more grand design than even the Elves knew. She could not save this world, but with the help of some old associates, she knew they could do the impossible. Survive the end times; never tell the Ubersriek Five the odds.

In an age long before 40K, there existed a child that was created not by parents but by Fate. This child would be seen as a liar and deceiver on the Triwizard Tournament. Wishing power and to make those in charge pay for wishing his death, Harry Potter uses a ritual to gain untold magic. There are plots to create and unweave in this Tournament. (Evil Dumbledore and Weasley family)

What happens when something the ancient warrior wizards put to rest is awoken by a set of situations meant to be the truly last resort to not only save their line but that of the universe? Ron bashing, New Dumbledore bashing and gratuitous amounts of violence and swearing this is harry potter as I imagined it you don't like it don't read it.

A derelict vessel wanders the stars... unknowing of the dangers that haunt them...

The Emperor wasn't sure how he ended up in a different universe, or what the parasite leeching off Humanity was. But he was the guardian of Mankind, and there was at least one person on this world worthy of taking up his mantle.

An Explorator Fleet arrives in the Star Wars Universe at the beginning of the Prequel Trilogy. There is only War.

Issei broken and filled with regrets is transported to a mysterious world. without his boosted gear, must face himself and the horror of this new world. Though he is not alone as Issei shall meet the Emperor's great creationists, his daughters. Equip with a power to rival creations itself. Issei hero of the Imperium and a hero to the broken. LONG LIVE ISSEI HERO OF MANKIND.

Following the War of the Thorns and the Battles for Mordheim and Mount Hyjal several hundred Night Elf Sentinels and hundreds of Alliance Pioneers are trapped in the Empire. Knowing that the Horde had formed an Alliance with Enemies of the Empire, Shandris to save her home, and return successfully must convince them to a join a war they do not know yet that they have stakes in.

They came from the west, over the Sunset Sea from shores beyond imagining. Such riches, such strength did these people bring with them...

A Psi-titan of the Ordo Sinister finds it's way to Tokyo-3 after a warp incident. The second millennium will never be the same.

A group of xenohumans from the Rimworld universe somehow wind up in the Warhammer one. What follows is a violent, bloody fight for survival. Not that they particularly mind.

a primordial got bored and decided to show the fate of another world to those from a prime timeline.

In the far future, there is only war. Now, as the world of Cadia begs for aid, a squad of Space Marines belonging to the Iron Snakes Chapter have lost their way in a Warp Storm. The Warp is vile, and its actions can never fully be understood, so much so that interconnections to strange and foreign realities may exist.

Due to circumstances neither side understands, the entirety of the SCP solar system has been transported to the 41st millennia. How will the Foundation deal with the grim dark future of the 41st millennia? How will the Imperium of Man deal with the new horrors at their doorstep?

Después de los eventos del portal y el sacrificio de la reina Ángela, algo ha encontrado Etheria y pondrá el destino de dos mundos en las manos de alguien inesperado. Poderes antiguos han despertado. Los Vientos de la Magia soplan y pronto se cernirá una era de horrores y maravillas. De dioses y héroes

In an unexpected and highly unlikely turn of events, a catastrophic warp breach from a crippled ship manages to fling a Rogue Trader - or rather, the youngest son of a Rogue Trader - through time and space to a universe quite unlike what anyone on-board in used to. They make the best of the situation.

Morality and mercy are easy concepts to follow when there are no risks involved. But it will always come a day where it's not easy, when a person must choose; to die honorably like a hero, or to do the unthinkable and survive. So tell me this. Stranded and all alone in a cruel land inhabited by men that despise mercy and compassion, what will you choose, Raven? To die? Or to live?

The day before the spring summoning festival, a desperate girl is gifted a tome from a formless voice, claiming its contents will aid her. Will the ancient books help come through or is the eight pointed star on the cover an ill omen.

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.

Newly appointed Rogue Trader Anne Boonchuy is tasked with the exploration of parts unknown! Entering a forgotten system, she and her companions will be tested by the wildlife and inhabitants.