The war against the Covenant ended, but something else pressed humanity to the verge of extinction like they never did. Now, Noble 6 rises again to defend humanity like he had done before, and make humanity into something strong like it was so long ago. The one thing his enemies keep wondering is why they hear boss music.

The mission's changed, they always do. Sam wasn't expecting entering another world with no possible way back, but his missions objectives remain the same, "Protect humanity, no matter the cost." At the same time, he will be forced to come to terms with his new home and learn what it means to be a hero in this new world. At least he doesn't have to do it alone. Sam and Big 3, C-2A

While many know of the story of Lasky, the Master Chief and his compatriots, few people know of the stories that happened during these major events. These are the stories of the men and women that also experienced the Odyssey of the Infinity.

Reach has fallen, yet his mission is completed. Now, all Six has to do is kill as many aliens as he can before his inevitable demise finally comes. At the same time, a woman, known for her harsh personality, has been patiently waiting for her child for years now. Today marks his 19th birthday, will the wish of a mother finally come to fruition? (I suck at summaries...)

2542. Humanity lost the war against the Covenant, and has been assimilated into the galaxy-spanning conglomerate. John-117 and his crew, formerly humanity's greatest champions, were forced into a life of crime in order to survive. Aboard the Firefly-class ship Serenity, they travel the galaxy with one mission: get a ship, get a crew, keep flying.

When the Milky Way is revealed to the universe at large by a derelict CIS warship, the UEG are forced to become members of the transgalactic community, but its existence is soon threatened by the decline of the Republic, and the rise of an Empire. Adopted from SpaceCowboy2013.

With the rush of the firing of the rings errors occurred. More species come into play and humanity no longer started on Earth alone. The planet Elemental is here with humans who are different from Earth. Now Naruto needs to navigate this war torn galaxy. Alive preferably. Pairings maybe Harem. NarutoXHalo world merged with bits of others like Star Wars and Mass Effect. Maybe more.

Three years before that fabled First Contact with Covenant that resulted an devastating war that nearly destroyed Humanity as species, space-time anomaly engulfs the entire UEG territory, transporting them to BattleTech verse. Now, UEG/UNSC must survive in this new universe where there is constant warfare between multiple space faring nations for sake of power or resources.

When the Forward Unto Dawn crash lands 500 years in the past on earth, it sets the stage for untold repercussions for the whole of humanity. When the super soldier finds himself as a potential entree into the years DOA tournament however it sets the stage for Victor Donovan and the rest of the Doa World to finally see what a "Perfect Weapon" is capable of.

A UNSC Human-covenant war-era battle group led by a Punic class supercarrier is introduced to a new galaxy. One where people are xenophilic, use to times of peace and harmony, and against disrupting the Status Quo. What will an extremely aggressive xenophobic and battle-hardened human faction add to the mix? and will their addition change the future of this galaxy. (No Spartans)

During a routine safety test, the Slipstream Space Drive of the Infinity malfunctions, catapulting them into unknown space. Little do Lasky and the members of the Infinity know is that they will soon change the fate of a far away galaxy.

The Separatists destroy the Covenant in a brutal war, yet in the 2570s persist in their efforts, though in a few years they will hopefully be history. It seems however The Gods have other plans. The Migrant fleet decides that they shall go through Relay 314 into unknown space and run into, as Captain Church said "Sleep-deprived Titans with negative zero fucks to give." AU

I have been called many things since I first arrived in this universe. The locals call me a hero. That boy scout, Superman, calls me a mindless killer. The Amazon…a necessary evil. Gotham's Batman…a murderer. I'm all that, and much more…I'm a Spartan. OC Spartan. Rated M for Mature Themes. Please Read and Review.

What if three Universes once separate come together. three different humanities with three different paths of technology merge into one galaxy. Citadel space will never be the same because the Schahl Empire and UNSC are here. Two Civilizations, one at war and one ready for war.

Noble Six was fighting the inevitable, he knew he would die on Reach. Yet he was not going to make it easy for covenant. Turns out killing him was outside their ground forces abilities. So they sent a cruiser glass him. That ship only managed to trap him before a flying forerunner monitor decided to set him lose on another galaxy. Maybe he wasn't meant to die on Reach.

Ethan AKA Noble Six lost his family to war, Kara lost hers to an explosion. They've lost so many loved ones in their time and left heartbroken. Can they help one another heal? UPDATED STORY COVER!

Having been awoken by his faithful companion. The Master Chief and Cortana find themselves in an unknown galaxy. Knowing the only way to survive is to remain under the radar. But in a galaxy gripped by war, such a thing was never going to be easy. As the Chief try's to up hold the status quo in the ever changing world of Mandalore, as the galaxy slowly torn apart around them.

The Lonewolf survived and made it off Reach .Now he finds himself trapped in another world, another time and another conflict. Up against a madman forcing a race of super powered aliens to fight to the death to bring a new age of the gods . (Six and Harem)

10 Years after the Human-Covenant war and an Alliance between the Sangheili and Humanity keeps that Milky Way stable, soon though, a dead battlefield is discovered and the discovery encounter leads to UNSC military forces being deployed to the edge of the Andromeda Galaxy, also known as... The Outer Rim. Ongoing (21BBY & 2564 AD Story start year)

On the night Harry would have been dropped off by his Aunt, Dumbledore had someone else in mind. What if Harry was taken in by other strong people and they even decided to train him? Trained to be a Warrior by Wolves and the UNSC, he will change the world. OP, smart, trained Harry, small harem double cross with witcher and halo

Reach has Fallen and the newly promoted Admiral Jacob Keyes has taken his small fleet and st course for Earth. However, this is not the Earth those in the UNSC remember. This is my version of a similar story by originally by Samsara Sage which was adopted by Ultimate Deathsaurer 2

In the midst of chaos, three kansens of the United Nations Space Command became the first casualties of a battle to protect humanity's right to exist, the Battle of Earth. Now, they found themselves staring at their home planet but of a far distant past, these kansens had to make a choice: should they just watch things unfold again or should they change the course of history?

After John-117's battle on board Mantle's Approach, the Spartan finds himself, with Cortana in tow, sent to a different world, where monsters roam the wilds, Humanity is confined to 4 major Kingdoms and where Magic and Tech coexist. The Spartan will soon have to join the ranks of the good guys against a horrid threat, whilst also on the lookout for fellow Spartans.

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

With recent reports of the Banished using a newly-discovered planet between the UEG's Inner and Outer Colonies as a base, UNSC HIGHCOM has dispatched one of its newly-commissioned ships, the Harvest, to eliminate the threat. But this world the crew wakes up to has a dark, uncertain future ahead. Will the UNSC stop the Banished from conquering Remnant? Or die defending humanity?