Posting in both fanfiction and crossover sections.

La Ciudadela es el centro de la civilización galáctica, un lugar donde conviven diferentes especies diferentes en armonía.Un día, unas naves de la Ciudadela desaparece durante una prueba de un nuevo motor FTL. Los rastreadores indican que ha saltado a un sistema estelar desconocido. Los líderes de la Ciudadela deciden investigar, encontrandoce con algo inaudito.

A Call goes out. A Signal of distress. Earth is in danger, it's cities being wiped out one by one. Monsters prowl the streets, and far worse hide in the shadows. It is the UNSC's job to protect earth from all threats, even if this earth isn't their own. The UNSC will answer the call, as it always has.

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)

hidden in the sky a hidden city where the angels live they lived in peace for so long but al of that is going to change(first story ever not good with summary) edit: ITS A CROSSOVER FORGOT TO MENTION THAT

Stuck in the Universal Century during the One Year War, Master Chief and his companions help the White Base Crew survive while also trying to find a way back to Zeta Halo. In the meantime, a group of battle-hardened Banished troops does what their organization does best. Take advantage of conflicts and various organizations for their own benefit. (Also includes Owl House)

No longer are they contained in one place, no longer are they just menace to humanity for now everyone shall shudder in fear as the shadows from the past, a monument to all of their sins comes forth to take them.

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.

Two years adrift in the middle of nowhere. Two years of doing nothing. When a sudden wormhole appers and sucks the DAWN into it, it spits them out over a crazy new world. A world with it own problems that may need a SPARTANS helping hand. This is my first story. Expect mistakes, and this is only part one of a three way crossover. Constructive criticism is welcome.

The Separatists destroy the Covenant in a brutal war, yet in the 2570s they persist in their efforts, but in two years they will be gone. However The Gods have other plans. The Migrant fleet decides that to escape through Relay 314 to unknown space, but meet, as LTCOL Church said "Sleep-deprived Titans with negative zero fucks to give." Heavy AU, Rvb elements, swearing.

When the UNSC corvette West Virginia finds herself crippled and trapped in a strange irradiated world, her crew allies with one of the largest groups around in the hopes of getting back home again.

So you died? Nailed it. Here try again for my entertainment. OPMC, Waifu Catalog fic, if you have a problem with either of these that’s fine

The Republic finds a small planet on the edge of their space but little do they know the repercussions of their actions. The Terran Eagle will not accept any compromises, nor will any of her citizens. PM me any Weapon and or Plot suggestions you want, a lot of this storys plot is from suggestions from users on this site so feel free to express your opinion!

It had been ten years since Noble Six joined the NYPD, following the fall of Reach, quickly moving through the ranks and making detective, but when he is transferred to the 99th precinct he finds his life flipped upside down when he had to work alongside the eccentric squad of the Nine-Nine. If his own past doesn't drive him insane...they certainly will!

As the Human-Covenant War rages on in the year 2552, the UNSC gathers the best of its SPARTANs on Reach in a final bid to buy themselves time against the tide of the Alien Hegemony.. In the meanwhile, a Patrol Ship orbiting the outer areas of the Epsilon Eridani system finds an unknown vessel as it floats aimlessly. Aboard it may be the key to saving humanity, second to Chief.

Her Metroid dna has 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…

What happens when our favorite knucklehead gets thrown into another universe. This time its time to fight the Covenant. Be prepared for godly shenanigans, large battles, and lots of looting. This is the same version of Naruto I used in my other stories,smarter and more mature Naru. Hopefully you enjoy what I have come up with. Naru/ Harem most likely.

Unknown to the Citadel Council, the Human-Covenant war nears its vicious end. Miranda Keyes is seconds too slow. Delta Halo fires, leaving UNSC space as a lifeless snapshot in time. The Citadel must morn the loss of a civilization they never knew.

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

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.

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.

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.

Lordaeron is in ruins. Humanity under attack from seemingly everywhere. Alexandros Mograine, Highlord of the Silver Hand, sets out to find his son in Stratholme, unknowingly walking into a trap. In another reality, the Master Chief battles the Harbinger, fleeing into a portal, it transports him to a strange new place. To a world filled with darkness, can he bring the light?

It has been four years since the Human-Covenant War. The Master Chief is caught in a battle between the Republic warships and the Malevolence. But a war-torn UNSC will not want to be involved in another war, and soon the Didact’s release approaching, peace never seems to last. But secretly, Lord Sidious is expanding his chessboard, with a new plan to reach to both worlds

first chapter is summery.