The United Nations Space Command (UNSC) finds itself in the final phase of a long, desperate struggle against the Covenant armada. This brutal conflict, which began on February 11, 2525, is hurtling towards its climax. On August 30, 2552, the Fortress World of Reach fell, plunging humanity into even deeper desperation.

An Orbital Drop Shock Troopers battalion is stranded in an apocalyptic warzone waged by a vengeful entity.

Trapped in another variation of the Milky Way Galaxy after the Fall of Cadia caused the opening of the Cicatrix Maledictum, a minor Eldar Craftworld finds itself stuck in a war between a humanity on the brink of extinction and an alien alliance hell-bent on ending them and the Humans. Unlikely alliances form, friendships are built and the face of the Galaxy will forever be changed

After the pyrrhic victory of the Human-Covenant War, the Covenant was split into many warring factions vying for the power of old. The UNSC was left, bloodied, but as the sole power in the Milky Way for now. After an incredible discovery within a set of Forerunner Ruins, an Exploration Fleet with Doctor Halsey at its head is sent out. What they find will change everything.

Unofficial sequel/AU/Multi-Xover to "The Last Spartan" by DinoJake. After the defeat of the Reapers, Sapient races stopped aging (believed to be caused by the wave that reprogrammed the Reapers). Made sustainable thanks to Replicators, Dyson Spheres, & Magic giving near infinite land & resources. 3 Powers battle for the soul of the Galaxies: The Space Forces, Pirates, & The Outlaws

In a twist of fate, the UNSC Spirit of Fire arrives in the Star Wars galaxy, where it crosses paths with the daring Ghost crew. Together, they defeat an Imperial Star Destroyer, integrate a hyperdrive, and forge a strong alliance. This unexpected alliance kindles a glimmer of hope, hinting that the Spirit of Fire may yet navigate its way home.

The beginning of the Battle For Earth signaled the start of the final, bloodiest campaign of the Human-Covenant War. Hastily, a plan is put into motion and an Ark Fleet, composed of a dozen Phoenix-class vessels and their escorts, makes the jump out of system. Either interference, or malfunction, causes their arrival to a new Galaxy, where new threats lurk just around the corner.

A teenage clone destined for an early death gets a new chance at life when a fugitive Symbiote chooses her as its host in this cross-over fanfiction between Halo and Venom.(Set shortly after Halo legends: homecoming. Art by RKS-Kogiro on twitter/tumblr Commissioned by me. Will be reposted on Royalroad.) Rebooted, rebooted chapters after chapter 10.

The Spartans are trained to be unthinking, unflinching and unmoving in the face of the impossible. Project Atlas is so much more, when humanity looks up into the sky they can see Hope, Justice, Reverence. When those that seek to hurt humanity look up into the sky, they see the warrior, the monster, the demon. To those who seek the destruction of humanity, he is the Cataclysm.

Strike Group 51 seeks out the source of the unfamiliar alien machinery which allowed them to shield their latest offensive from the Union's Farseers. Instead of the expected Shell industrial center or R&D facility, they find a colossal Ring floating in space... and aboard it encounter the unexpected cause of the ancient Soia Empire's destruction.

Mankind's Greatest Hero has finished his mission once more. Saving Earth from the Didact and his weapon of mass-recruitment, the Composer, the Master Chief and his AI companion, Cortana, find themselves mysteriously transported to a strange variation of Earth, where machines rule the surface and mankind hides below. The SPARTAN and those that join will fight to Reclaim the world...

How can one man change a world ravaged by corruption, war, and poverty? And if that world isn't his own, why would he want to? In a life built out of discontent and fear, maybe the opportunity for change lies in a new place and a fresh start. A new beginning. And, maybe, he can look forward to a better tomorrow. - A companion story to Wrong Place, Right Time: A Hero's Story.

As the battle of Christophsis is ongoing, a new faction emerges over the crystalline battlefield. Confusion, worry and fear permeate the Republic lines until a first shot is fired in anger by the Confederacy. A change stirs in the Force, the Reclaimers are awakening and the Galaxy at large is powerless to stop them.

2537. The UNSC tries to find a new home for humanity to settle in, one away from the Covenant's reach. An old Punic-class supercarrier was chosen to do so, but a Covenant battle group pursues her relentlessly, until a black hole ends their chase. As both sides stumble in a new universe, the question remains: Will they bring their war to Azeroth? Or will they find a new beginning?

With his final breath he awaited deaths inevitable embrace, he had done his job as a spartan. He had fought and died on reach with his many brothers and sisters, but he gets an unexpected surprise. Waking up in the middle of a land he has no knowledge of, and thrust into a war for survival. He must find his purpose again if he is to survive The Long Night, but who will help him?

Her Metroid DNA had taken over, resulting in a monstrous transformation. Unable to control her powers, when attempting to escape ZDR, her ship loses power due to her actions. She can't remember what happened after that, but now, all she sees is the blackness of space, left drifting, alone. In the distance, the broken body of a frigate is seen, with the name of Forward Unto Dawn…

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)

A world falling to darkness. A ship fleeing a world that's already succumbed to its death. Fate sets the two on a collision course, pitting the brave men and women of the UNSC Pillar of Autumn against a foe even more mysterious than the Covenant.

The fallen Dawn brings with it hope for the war-ravaged world of Sera. The lost spartan finds himself in an alien world with all-to familiar problems. Read along the epic journey as Master Chief, Spartan John-117, finds himself in the world of Gears of War. Here comes the fire and fury of two epic franchises.

An unexpected slip-space rupture sends Summer Rose to the streets of New Mombasa. Looking for a way home, She learns a secret hidden through time. Rwby and Halo are owned by their respective owners and creators. Please support the official release.

Humanity has long since recovered from the effects of the Human-Covenant War, beginning to resettle and rebuild. However a chance encounter with an alien artifact and following contact with the Council leads humanity and the rest of the Milky Way into a twisting conspiracy forging unexpected alliances between each race. A show that the Reapers are all too happy to watch. (Heavy AU)

The Master Chief has saved Humanity at the cost of Cortana, one of his few remaining friends. More than he will admit, John relied on her, cared for her. To no longer have her means to lose another part of his humanity. Still the universe keeps going and once again, he is called to serve and protect Mankind. Now he has a choice: does he brave Remnant alone or does he embrace help?

En el año 2559/296 D.C., el UNSC inicia la colonización del recien descubierto sistema estelar "Omega Ascalon" en un intento por evacuar a supervivientes de los ataques de "Los Desterrados". Mientras tanto, en el continente occidental del planeta, sus habitantes pronto enfrentarán el cambio de reglas en el "Juego de Tronos", cuando un lobo solitario vuelve al servicio activo.

The journey of a hero doesn't always start where they expect. It doesn't always happen to those who expect it. Damon was never interested in being what SPARTANs represent: an implacable force for good standing as humanity's shield. Like most other third-generation SPARTANs, the war took everything from him. All he wanted was to return the favor. Sometimes we don't get a choice.

A flash of new arrivals appears above Earth. The UNSC is left baffled at the sight of a flying battleship with technology unlike any other.