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Halo: Un cuento de los Siete Reinos by freakmanvityaz
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 los cambios en las reglas del "Juegos de Tronos", cuando un lobo solitario vuelve al servicio activo.
Crossover - Halo & A song of Ice and Fire - Rated: M - Spanish - Sci-Fi/Fantasy - Chapters: 4 - Words: 27,392 - Favs: 2 - Follows: 3 - Published: 8h
The Noble Wolf of Earth by Slim A Lou Prime reviews
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.
Crossover - Stargate: SG-1 & Halo - Rated: M - English - Sci-Fi/Adventure - Chapters: 3 - Words: 26,823 - Reviews: 40 - Favs: 150 - Follows: 230 - Updated: 2/11 - Published: 11/28/2022 - SPARTAN-B312/Noble Six
The Sins of our Fathers by MarkerMagnum reviews
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. Crossposted by myself, Jabber the very wocky on Ao3.
Crossover - Halo & Mass Effect - Rated: T - English - Drama/Sci-Fi - Chapters: 1 - Words: 5,485 - Reviews: 12 - Favs: 56 - Follows: 77 - Published: 2/11 - Master Chief/John-117, Miranda K., Cortana
A Better Tomorrow by jak3combat reviews
Helljumpers. Little Imps. Or just ODSTs. It doesn't matter what they're called, they're some of the best units in the entire UNSC, aside from the remaining SPARTANs. They've gone through rigorous trials to get to where they are today. Over New Mombasa, this group of Helljumpers don't quite make it to the ground. Instead, they arrive somewhere none of them can quite identify...
Crossover - My Little Pony & Halo - Rated: T - English - Adventure/Sci-Fi - Chapters: 2 - Words: 3,129 - Reviews: 8 - Favs: 17 - Follows: 23 - Updated: 2/11 - Published: 5/25/2018
Wrong Place, Right Time: A Hero's Story by DLTA-BOT reviews
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.
Crossover - Fallout & Halo - Rated: T - English - Adventure/Sci-Fi - Chapters: 64 - Words: 749,887 - Reviews: 181 - Favs: 354 - Follows: 380 - Updated: 2/10 - Published: 9/29/2020 - Sole Survivor, Arthur Maxson, Shaun, OC
Serenity by Space-Dweeb reviews
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.
Crossover - Halo & Firefly - Rated: T - English - Sci-Fi/Western - Chapters: 9 - Words: 38,188 - Reviews: 7 - Favs: 17 - Follows: 28 - Updated: 2/10 - Published: 8/14/2022 - [Master Chief/John-117, Cortana] [Fred-104, Kelly-087]
Drop into Hell by Lighting wolf knight
They have a lot more to do before its done. Rated T for violence, death, and profanity.
Crossover - Halo & Mass Effect - Rated: T - English - Adventure/Romance - Chapters: 2 - Words: 5,426 - Favs: 8 - Follows: 9 - Updated: 2/10 - Published: 2/3 - Miranda K., OC, Admiral Hackett, Shepard
Homeward Bound:The Human-Covenant War by Johnnieboy11 reviews
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.
Crossover - Halo & SIGNALIS - Rated: T - English - Angst/Sci-Fi - Chapters: 3 - Words: 14,727 - Reviews: 9 - Favs: 36 - Follows: 51 - Updated: 2/10 - Published: 2/7 - [Elster/LSTR-512, Ariane Yong] Master Chief/John-117, Cortana
United Freedom by F35B reviews
Join the USTG and its many service members in a fight against the Republic to free the Milky Way from Andromedan Influence and liberate the CIS from its puppet strings. First Story, please R&R would appreciate it greatly, (Edit 2/10/22) PM me any plot suggestions you may have and I am taking weapon suggestions as well through reviews and PM.
Crossover - Star Wars & Halo - Rated: M - English - Sci-Fi - Chapters: 9 - Words: 40,063 - Reviews: 32 - Favs: 66 - Follows: 83 - Updated: 2/10 - Published: 1/3 - OC
Star Wars: Odyssey of the Infinity by IX404 reviews
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.
Crossover - Star Wars & Halo - Rated: T - English - Sci-Fi/Drama - Chapters: 15 - Words: 216,652 - Reviews: 337 - Favs: 582 - Follows: 719 - Updated: 2/10 - Published: 10/11/2022 - Luke S., Han S., Master Chief/John-117, T. Lasky
The wolf of the hunter by Lighting wolf knight reviews
Hunters of all shades find a home. Rated t for violence, death, and profanity.
Crossover - Warhammer & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 7,502 - Reviews: 1 - Favs: 3 - Follows: 5 - Updated: 2/9 - Published: 1/20 - Space Marines, OC, Master Chief/John-117, Linda-058
Operation Terra Sunrise HALO ( AU) x ME ( AU) by SimplyLaggy reviews
The Endless Swarm, known as the Reapers. Mostly defeated by the forerunners, yet after the death of almost all forerunners, they return. Now, the Reclaimers face them. Join Rebecca Shepard, a OMI Long-term undercover operative, as she goes undercover as Jane Shepard on Terra, Systems Alliance Earth, which was made by Ancient Humanity, as a ancient human remnant AI watches.
Crossover - Halo & Mass Effect - Rated: T - English - Chapters: 1 - Words: 1,829 - Reviews: 2 - Favs: 14 - Follows: 28 - Published: 2/9 - Illusive Man, Shepard
Halo: Universal Vortex by Legend of Flashfox reviews
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.
Crossover - Halo & Naruto - Rated: M - English - Chapters: 54 - Words: 120,178 - Reviews: 191 - Favs: 301 - Follows: 364 - Updated: 2/8 - Published: 1/10/2022 - C. Halsey, Naruto U.
The USSC: A Timeline by SimplyLaggy reviews
A timeline of my USSC fanfic base, and a smol teaser to two upcoming fics
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 1 - Words: 1,615 - Reviews: 2 - Favs: 7 - Follows: 7 - Published: 2/8
Lost Son of Terra Phoenix by Ares007 reviews
For eons past, they enjoyed the harvest of their farms. Countless civilizations breathed life because they allowed it. Now, they will die because he demands it. Halo/Mass Effect but with heavy elements from Warhammer 40k. M-Shep/Miranda, OC/Liara. HFY
Crossover - Halo & Mass Effect - Rated: M - English - Adventure/Romance - Chapters: 16 - Words: 116,869 - Reviews: 45 - Favs: 146 - Follows: 188 - Updated: 2/8 - Published: 11/29/2021 - [SPARTAN-B312/Noble Six, Oriana L.]
HaloBT: Lost in Space by Helezhelm reviews
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.
Crossover - Mechwarrior/Battletech & Halo - Rated: M - English - Adventure/Sci-Fi - Chapters: 35 - Words: 112,360 - Reviews: 45 - Favs: 88 - Follows: 97 - Updated: 2/7 - Published: 12/13/2022
Sekirei: The Lost Wolf by Helghast honored guard reviews
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)
Crossover - Halo & Sekirei - Rated: M - English - Sci-Fi/Romance - Chapters: 13 - Words: 87,668 - Reviews: 90 - Favs: 251 - Follows: 333 - Updated: 2/7 - Published: 3/2/2022 - SPARTAN-B312/Noble Six, No. 12/Hibiki, No. 11/Hikari, No. 16/Toyotama
HALO x ME: The Relay by SimplyLaggy reviews
The Intergalactic Relay. It exists, to change everything, by a bored observer.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 1 - Words: 4,456 - Reviews: 5 - Favs: 22 - Follows: 29 - Published: 2/6
Butcher of Bleeding Faithful by Lord of Moons reviews
Hyper-Lethal. There was but two Spartans with that designation. Each had seen worlds burn, armies fall and wars rage. This one will see a different kind of war, one in which stories sing the song of victory, not statistics.
Crossover - Halo & Is It Wrong to Try to Pick Up Girls in a Dungeon? - Rated: T - English - Sci-Fi/Fantasy - Chapters: 4 - Words: 17,941 - Reviews: 3 - Favs: 31 - Follows: 52 - Published: 2/6
Halo wars by Julian 10 reviews
when the Ark explodes at the end of Halo 3 it send Chief, Cortana and Arbiter to a galaxy far far away. What new threats will they face in the clone wars. (Chief X Bo Katan)
Crossover - Halo & Star Wars: The Clone Wars - Rated: T - English - Adventure/Sci-Fi - Chapters: 5 - Words: 61,511 - Reviews: 56 - Favs: 185 - Follows: 237 - Updated: 2/6 - Published: 12/3/2021 - Master Chief/John-117, Cortana, Ahsoka T., Anakin S.
Digimon War Game S2 by riven-del reviews
The Halo has been destroyed, but the Covenant have a new objective: Earth. Cassandra will have her work cut out for her as she helps the Pillar of Autumn's crew stall the enemy and more Tamers with crests show up.
Crossover - Digimon & Halo - Rated: T - English - Adventure/Sci-Fi - Chapters: 9 - Words: 11,208 - Reviews: 2 - Favs: 7 - Follows: 6 - Updated: 2/6 - Published: 9/2/2022 - OC, Herissmon, Master Chief/John-117, Fred-104
Un grand angle d'ombre by blackshamrock333 reviews
2560. L'humanité a survécu à la grande guerre contre les covenants et découvert l'espace concilien. Le Longest Day, prowler de l'UNSC en mission secrète, débarque en pleine attaque d'une colonie frontalière. Quelques jours plus tard, un médecin humain est découvert assassiné sur la Citadelle. Deux événements aléatoires, annonciateurs d'une course pour sauver la galaxie.
Crossover - Halo & Mass Effect - Rated: T - French - Sci-Fi/Adventure - Chapters: 2 - Words: 26,032 - Reviews: 1 - Favs: 6 - Follows: 8 - Updated: 2/6 - Published: 1/27
Galactic Conflicts: Tales of First Contact by TheDoctor1998 reviews
Humanity and its allies have stood strong after the Great War with the Covenant. Follow the Systems Alliance as it goes through its various first contacts.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 1 - Words: 7,663 - Reviews: 5 - Favs: 29 - Follows: 49 - Published: 2/6
War of the Old Ones by Ian the Mechanic reviews
In forgotten ages past, two near eldritch forces vied for the very life essence of the Galaxy. Unknown to the young races, that war is still ongoing. how can the UNSC, the Citadel Council or the Covenant hope to stand against such forces, when they are still embroiled in their own petty squabbling? How could they hope to survive the War of the Old Ones?
Crossover - Mass Effect & Halo - Rated: M - English - Sci-Fi/Horror - Chapters: 16 - Words: 85,802 - Reviews: 96 - Favs: 195 - Follows: 291 - Updated: 2/6 - Published: 2/21/2022
The Mantle of Remnant by KtyouVsWriting reviews
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?
Crossover - Halo & RWBY - Rated: M - English - Adventure/Friendship - Chapters: 23 - Words: 128,774 - Reviews: 614 - Favs: 1,353 - Follows: 1,766 - Updated: 2/5 - Published: 5/16/2019 - Master Chief/John-117
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