The grim darkness of the far future contains many horrors and terrors beyond comprehension. To combat these, certain terrible individuals are crafted to be not only instruments of death, but also horror incarnate. What happens when one of these terrors ends up in Gotham City? How will Batman, and the Justice league handle such a being? Even more, can they even catch him?

After discovering an ancient artifact, the UNSC's most advanced warship and a Sangheili Assault Carrier are transported to a universe unlike anything they have ever seen, and forced into a war against a foe they never could have imagined.

During a Joint Deployment, the UNSC Infinity and Her Sangheili allies are suddenly thrown into a new Galaxy, and end up near Charon before the Systems Alliance discovers the Charon Relay. Alliances are forged and how will the galaxy react to an aggressive humanity that not only doesn't use Mass Effect technology, but will not let anyone stand in their way of expansion? AU PreME1

Everyone's favorite Spartan is looking for a new purpose, lucky for him, the Commander his happy to oblige. (5-23-19 Info: On Hiatus after Chapter 45. Will update with schedule after life is in order.)

After being thrown into the tides of the Warp, the Space Marines of the Iron Sentinels chapter find themselves thrown into the mythical past of mankind and engaged in a war that threatens to see humanity wiped out. Threatened on all sides by Chaos and heresy, will they succumb or remain faithful to the Emperor's Light?

Sangheili Arbiter Thel 'Vadam has fought the Flood and The Prophet of Truth. Commander Jane Shepard has fought the Reapers and the Collectors. Both are leaders, warriors, and survivors, but while the Arbiter knows the price of galactic genocide, Shepard does not yet understand it, nor does she understand it as the Arbiter understands it. But she will be forced to understand.

The Citadel Council is a peaceful conglomerate of races, blissfully unaware of the horrors that lurk beyond their space. Humanity, meanwhile, is a race that has fought against these alien horrors ever since they made contact. What will happen when the two societies meet? Will peace follow war? Or is the Citadel Council doomed to fall to humanity? Rewrite of When Civilizations Meet.

They held the line when the hordes came. They held the line when the gods came. They held the line when the Worldbreaker came. Now they hold the line against a threat they have never imagined. And they will hold the line. For they are Cadians, and they are faithful.

This is the first of a Series of short stories, which follow Trazyn the Infinite and his small army of lychguard in several adventures as they attempt to find their way back to their own universe(and acquire a few relics on the way!) Enjoy! Please review and include any ideas for what universe the next episode should be set in, this is for you, so please give your thoughts! Thanks!

A Rogue Trader Fleet, transporting an Imperial Guard Armored Company and a Skitarii Maniple, finds its place in the Mass Effect Universe. Lost from the sight of the Emperor and Omnissiah, the Imperials must brave this new world, finding a softer place than the Grim, Dark future.

Caught within a foul ritual Leondris, a Striking Scorpion of Craftworld Il-Kaithe, awakes upon an unknown world. He should not be here, by any account save for that of a mad god, and his mere presence could lead them all to damnation. Yet what is done cannot be undone and he has a duty to fulfill - if not salvation than a blood price in revenge.

A collection spot for side stories taking place in the world of The Human War that I thought would be nice to write up, but don't quite fit into the primary narrative.

Comander Shepard is a Hero. A paragon of all that is good about sentient life in the galaxy. But she must stand against a force that cares not for heros, for honor, for the sanctity of life. Luckily, newcomers have arived who share these traits, and will work parallel to Shepard in the darkness; the Shadows to her Light. After all, no-one expects the Imperial Inquisition.

Following an encounter with a Deamonhost and a rushed teleportation, Inquisitor Kali find herself on a new world. Now stranded, away from the Imperium and in a place ignorant of the dangers of the Warp, what will she do? Rebuild the Inquisition would be a good start. Rated M for freedom. Strange/Bad English

After a struggle to save an Imperial world from damnation, the remains of an Inquisitorial team and their temporary Eldar Allies are thrown into a universe the antithesis of their own.

In a time long before the grim darkness of the far future and even before the evil of the golden age of technology mankind began its first steps into universe. The man that would, in another place and time, proclaim himself Emperor watched over his children from afar.

DISCONTINUED. A joke of Chaos daemon sent two unlikely allies - an Eldar Farseer and an Imperial Storm trooper, through the Warp and into another Universe. In this place, everything is alien to them. Except for one thing - war. War is something they know very well.

What if there were no Humans in Mass Effect? What if there were Orks instead? The Council would have a lot less sleep, for one thing.

Following Saren's and Sovereign's defeat, Shepard and her allies strive to rebuild and recuperate from the battle. Unbeknownst to them, a far more destructive force is about to make its grand entrace into the galactic stage, with grim implications for the future of the human race. WH40k x MassEffect [[Disclaimer, this is an old unfinished story, do not expect any further updates]]

When Sirius falls through the Veil in the Department of Mysteries Harry attempts to nose-dive after him. A strange encounter for Harry radically changes his world view;why worry about a Dark Lord when there's a good book to explore?

Decades have past since the Ethereals threat was defeated and humanity has emerged united and stronger than ever for the conflict it faced. Now after discovering the Prothean Archives on Mars, humanity is about to end up on a much larger stage than it ever expected to play on when yet another alien threat comes knocking. And again, X-COM stands ready to fight. ON HIATUS

In the moment of his death, unexpected events culminate in tearing a hole in the fabric of time and sending the Emperor's soul back to his early childhood. Can the Emperor learn from his mistakes and successfully lead Humanity into a Golden Age? WH40K/HP Crossover God-Emperor!Harry

With the destruction of the Temple Ship humanity knew peace. XCOM never forgot their motto however, 'always vigilant, always reliable'

An asari exploration vessel discovers Earth in the 2030's...and the first contact scenario has incredible implications for both species. What does humanity look like through alien eyes? Where do they go from here? /-AU: no Reapers, completely disconnected from the plot of the games, but mostly faithful to the setting. Told from many points of view.