An alien race has brought together 52 of the worlds greatest heroes, anti-heroes, survivors and badass people from the history of Games, Movies, TV, Comics and Books to fight it out in a massive arena called the Voidatorium outside real time and space. Amongst them is the infamous Doomguy and Master Chief...at the end of the day only one can survive.

The Master Chief wakes up in 1991 with Cortana, Johnson, and the Arbiter. The catch? They're all eleven and off to Hogwarts. What could possibly go wrong? Rated T for language and violence.

Three Heroes, different realities, different times. All of them are more than human. Mass Effect, Halo and Crysis crossover. M for swearing/cursing.

3 Spartans from 3 generations are sent to an unknown world, stepping into a world of hatred and segregation they find themselves like wolves among dogs. Having shared similar lifestyles with the Norma they wind up aiding in their fight but this goes far beyond the fabrics of reality and something is pulling the strings.

A mission to resecure a facility goes terribly wrong. (My first one shot story, let me know how I did.)

Months after Michaelson destroyed an entire covenant armada above the surface above Pandora, A new hero finds himself fighting for not only his life but the life of a planet.

Years past since the fight on Requiem, A UNSC task force was sent to find more Forerunner planets and search for any life on them. The task force manage to find life on one Forerunner planet, but what they found could help or destroy all of humanity. Read as team RWBY fight along side a few UNSC soldiers and possibly find more than what they expect. Major AU with pairings and OC's

Possibly AU crossover between Halo and Subnautica. In 2186, the Aurora, a ship of unidentified class built by Alterra, and the Idolageian, a Phoenix-class vessel built by Misriah Shipyards, are sent to Planet 4546-B on a routine terraforming mission. When the Aurora is strcuk by an unknown projectile, the mission is changed. Humanity is about to wake up.

The Master Chief Sierra-117 finds himself in the League of Legends universe. What will he find there? Love, peace, rock and roll? Who knows! Let's find out together shall we? Not a serious story its more for fun, definitely crack-ish? M for bad stuff, seriously its bad.

A story that Freedom Guard that he had planned before he died, I decide post this to let you readers know what he was planning for his Warcraft\Halo story. Be sure leave you're respects to Freedom Guard, though he may be gone, he left all of us his legacy.

When the Master Chief is the only supposed survivor of the Halo Ring explosion, he comes across another Garde and its two pilots. Who are they, and why are they speaking Japanese? While piloting his own Garde, he must figure out where he is, who these strangers are, adjust to a new and strange world, all while fighting the Gauna. Knights of Sidonia and Halo/metal gear crossover.

The histories of Galaxies are marked by the rise and fall of empires and alliances after thousands of years of existing. However, there are many that continue to exist in spite of many attempts to prevent it. They are the ancients, the faithful, those with determination, and above all, those who can endure time. Welcome to a galaxy of war and darkness.

What happens if the Giant war is over and Percy and his brother, Jess, have new powers. What hardships will they face, and what about a new enemy rising up to try and take over. Sorry i suck at summaries

Después del primer incidente en Requiem, y con la "muerte" de su compañera aun fresca en su mente. El legendario Spartan-117 no ve mas opción que seguir adelante. Cumplir su deber con el UNSC, la Tierra y la humanidad. Pero no esta solo; Únete a la tripulación del UNSC-Arceus, quienes apoyaran al Jefe Maestro en esta nueva aventura. AU linea temporal alterna. Múltiples personajes.

Humanity has joined forces with their former enemies to form the OSA, they have formed new alliances that have made them stronger, but what awaits them beyond the relay are they ready for a new chapter? inspired by Halo a new age and HaloMasssEffect: ruptured universe. this is a multicrossover (other franchises).

Told by Catherine Halsey to some spooks (cut part of/intro of Halo 4). This is how the Mantis walking tank became widely used by the UNSC and its contingencies in 2556, taking place during the years the Master Chief was in cryogenic stasis... "They never told you? What else they were developing on Reach?"

Hild sees potential in a young ODST, to be Nilfheim's perfect weapon. So, she has him and his squad brought to 2015. However, Fate and demonic incompetence lead to the young ODST landing in the yard of Keiichi Morisato, and the Goddesses that live with him. Which side will the ODST support, and who will live to see the young man become the perfect weapon? K1xBell OC/OC

The Unknown Soldier has disappeared from his own time and space and has been flung far into the past and into another galaxy as well by a slipspace portal that opened when the Arc fell apart. Can he help a Revanchist save the galaxy? Or will he just make things burn faster? Only the Force knows.

Follow the adventures of Burn, Ruby, and the rest of the gang as they try to stop returning foes and new enemies from instilling universal anarchy. Will Burn Squad be able to save the day? Of course NOT! We're doomed. Epilogue

The galaxy is saved and the Citadel destroyed along with all synthetics. As Shepard is reawoken another time, he shall face the greatest evil of another universe...

Stranded on a Remote Ring-World and forced to fight to the death, Caiphus Cain is visited by another squad of Guardsman and they join forces to fight for their very survival. Please note that I do not own the characters or the story, I am merely the editor and am posting with the permission of Dora Milaje and Thel 'Vadum.

Kekoa, the weapons specialist and best interrogator of the Night Marcher squad. Sadly he has been caught off guard by awakening in a world not of his own. Watch as he struggles to not only survive this harsh world but also try to get back to his home universe to help in defeating the rouge ai Cortana. Rated M for later chapters.

A man lying in a green casket. The boy scared of being alone. That girl who wants to be loved. Come together players; the fate of the world is in your hands. Will you let it drown? **6/14/16 On hold until I find a beta reader

The UNSC Super Carrier Ku has gone MIA along with the Night Marcher squad. What would happen if one of the squad members awaken to find himself and his squad in a whole new world and war? Follow Ikaika in his journey to both end the republic war and find a way back home. Rated M for violence, language, and other reasons for future chapters.

SPARTAN-B312 has known conflict and pain his entire life. To overcome it, he became one of the best humanity had to offer. His entire existence had been inseparably tied to the sole purpose of duty. What happens when you take that from him, and everything he knows? Well, you are left an empty shell... and a very, very dangerous weapon.