In a distant yet expansive corner of the galaxy, many races rose and fell without anyone noticing. Yet a collection survived their ordeals and now look outwards. They bring Ideals, Peace, Prosperity, all under the UNSA and its Custodianship. When the Quarian Migrant fleet encounters an Expedition fleet, the nomads find a new home and a new family. (more updates in the winters) HFY

The United Nations of Earth goes through a wormhole that leads into Warhammer 40k. The entire galaxy is in disarry and now a helping hand reaches out. Based off my vanilla playthrough after the game ended, but im including dlc content in the story. Warning: ground combat can and will get gory

Somewhere along the lines of history, two Humanities would evolve in two galaxies. One of these Earths would unite an entire galaxy under its flag and defeat the unbidden. With no threats left in its home space, the United Nations of Solar Species decides that the Reapers make good target practice and invades to stop them. Extreme OP Humanity, AU, and curb-stomping Reapers.

The Empire is in a time of Peace and prosperity, After Crown Princess Sarah Led the Fremas Offensive during the Fremas Rebellion where Imperial Forces clashed with Traitors and Renegade Elements of Imperial Society, Only for the Empire to finally Emerge Triumphant, But a new threat emerges and a Whole new galaxy is now aware of them, Irene Protects, Let no one be found wanting.

Remnant, a world plagued by both Grimm and internal Division. It's a planet people would see as a lost cause. For the United Nations and Commonwealth, it's an opportunity to right the wrong. Conflict is on the horizon and amidst all this, 16 hunters in training, along with a soldier they befriended, will forge a new bond between factions. (Prequel to Fire for Stellar Effect)

For 27 years, humanity had been fighting a losing war with the Covenant. In one universe, humanity discovered the Halo arrays, altering the course of history forever. In another universe, however, humanity discovered another galaxy, and with it, another democracy...

Over many cycles, the Reapers have wiped out many civilizations. However what happens when one of those civilizations survives? What happens when one is able to rally several other species that evaded the trap as well? How will the council react to someone that surpasses them? Stellaris/ME/RWBY crossover. HFY. (tempora hiatus so I can focus on my other works and school).

When the Quarian Migrant fleet activates the 314 relay that leads to the desolate Orion Arm, they are not greeted with silence or death, but a Coalition of Guardians willing to make the Galaxy a better place. Soon the forces of evil will learn what it's like to be at the opposite end of a Custodian's fleet. (on Hiatus rewrite planned for this winter or 2022).

Originally written as a submission for Writing Prompt Week #260 on the RWBY subreddit, in response to a prompt of my own suggestion. An extraterrestrial power has been monitoring Remnant for quite some time, and is very alarmed by developments occurring in Vale at the end of the Vytal Festival. Direct intervention is hastily approved, for one cannot defy the Prime Directive...

Lieutenant Jaune Arc's courier craft crashes and is compromised alongside himself, putting the world-spanning operation that has been painstakingly kept under-wraps in jeopardy. But his superiors, sensing an opportunity, thrusts him into a role he is unqualified for – putting the wrong man in the right place and time to unravel a conspiracy that has went on for millennia.

Senator Simon Moreno is sent to the Citadel as part of an official visit from the Commonwealth. Little did he know that news of the Commonwealth had already elicited some odd reactions amongst the Citadel species, particularly the Turians. Sequel to 'The Address'.

Sent with a delegation to represent the Citadel Council, Councillor Tevos has her eyes opened to a much more powerful and larger community, making her rethink how the Council has functioned for centuries. Along the way, she meets a prominent human diplomat.

Stellaris is a great game to play, grand customization options for your empire are brilliant, the DLC makes it even better, however, the mods oh the mods truly change the gameplay into something new. And yet despite all that, don't you ever wonder what would happen if it became reality. [Stellairs modded gameplay]

The Clone Wars receive two new participants from an unlikely place.

For thousands of years, the Kingdoms of Remnant have fought to survive, believing that if the Grimm overcame them, humanity's light would be snuffed out. Team RWBY will be the first of Remnant to learn that, for better or for worse, the rest of humanity is coming, and they will bring a galaxy of change. Includes Surviving Mars elements. Rated M for Language and Violence. DISC

An empire torn out of its galaxy stands ready to burn the stars once more, in the emperor's name.

Planetcraft : Eclipse is the greatest warship in the Collective's arsenal, housing billons of drones with varying levels of autonomy, housing guns enough to destroy any inferior empire that stands in it way, it was meant for clashes with fellow ships of the black sea, but there would be a clash on it surface, and an expedition beyond it. For the Collective shall grow to the beyond!

10,000 years have passed since the Scourge destroyed Earth. The Migrant Fleet awakens its first 400 Passengers out of 10,000, the best young adults and teenagers we had to offer above their destination planet, a frozen world. These 400 will first need to build a human base on the planet and help reform their species' future either diplomatically, or by an Iron fist.

Humans discovered creatures that wander the stars, and the galaxy will never be the same again

The Unified Democratic Systems have been observing this strange planet for years now. It isn't until they detect the appearance of a transdimensional gate that they finally give to order not only to investigate, but to technologically enlighten the local populace. Sadly, things aren't as easy as they seems to be...

The Council made the discovery of a lifetime during their expansion. But that discovery would haunt the Council. For the first time they could see, the universe was infinite and full of horrors. They were but a speck in the cosmos. The echoes of those that came before could be heard, a re-awakening had begun. Would the Council become no more than an echo throughout the stars?

The Galra Empire bites more than it can chew when it angers the Federation of the Milky Way, a galaxy-based, yet technologically advanced league that is more than willing to take the fight to them and liberate the universe. No Paladins.

Dear, cousin. This is the contact from Stellar, the Lilim who reach the star. She's not lustful. Instead, she was born to live among the stars. She meet Astrain, a race look like human but not. And the Stellarian, the space civilization. She must reach the heart of brave hard-work Leader Stargazer starsky. The Galaxy is waiting for her and her husband to explore.

An OC unwillingly becomes a God-Emperor of his very own human empire, and what is this? He can invade the ME verse with his very own Shepard? Guess it's time stir up the ever stagnant citadel council.

It should have been an easy win, maybe the plan wasnt great but he at least had one. Now He's Thousands of years out of place, and put in charge of a galactic empire. The only goal he's given: The Survival and success of the Empire and himself. Then again, the Galaxies a dangerous place.