Halo Crossovers
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Remnants of a Spartan: Rewrite by playererror404 reviews
Spartans never die, B312 Noble Six knows this better then most. After her last stand on Reach she woke up lost on another world that has no knowledge of the Covenant or the UNSC. Stranded with few resources on the world of Remnant she'll have to form a new team, grieve her old one and try desperately not to lose her god damn mind over this crazy planet while trying to save it from
Crossover - Halo & RWBY - Rated: T - English - Adventure/Humor - Chapters: 18 - Words: 65,675 - Reviews: 53 - Favs: 270 - Follows: 358 - Updated: 8/30 - Published: 3/3 - [Coco A., Velvet S.] SPARTAN-B312/Noble Six, Team CFVY
The Men From Onyx by kpmh2001 reviews
A UNSC frigate is sent into another dimension after a disaster with their slipspace drive. Now lost in unknown territory, they must attempt to befriend the population of a local planet of strange humans under constant siege from an army of monsters. Consider this a minor AU as there are some slight differences, but everything major is still in the same place.
Crossover - Halo & RWBY - Rated: T - English - Drama/Sci-Fi - Chapters: 88 - Words: 556,505 - Reviews: 1454 - Favs: 1,145 - Follows: 1,386 - Updated: 8/29 - Published: 1/13/2019 - Ruby R., Ozpin, J. Ironwood, Winter S.
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: 3 - Words: 10,570 - Reviews: 3 - Favs: 6 - Follows: 12 - Updated: 8/28 - Published: 8/14 - [Master Chief/John-117, Cortana] [Fred-104, Kelly-087]
Remnants by General Rage reviews
From Halo's ashes, a mismatched Alliance is born. UNSC soldiers now serve alongside both Batarian deserters and shifty Jackal Space Pirates. Now Shepard and Master Chief have to keep these strange bedfellows from killing one another before they can stop an emergent new threat to the galaxy. The Next Swashbuckling Chapter of the Wormhole Chronicles.
Crossover - Halo & Mass Effect - Rated: M - English - Adventure/Sci-Fi - Chapters: 35 - Words: 764,095 - Reviews: 753 - Favs: 433 - Follows: 492 - Updated: 8/28 - Published: 4/22/2016 - Master Chief/John-117, Cortana, Tali'Zorah, Shepard
The Advent of the Divine Justice by lonerangers211 reviews
The Advent of the Divine Justice is more than a name for their ship. It's the creed they wield when they do their deed. Unfortunately, that will not save them from their doom. However, their legacy is not over. Here in Terra, the shipmaster, and his crew will be put to the test. Once again, the Advent of the divine justice will become a beacon of hope for this tragic world.
Crossover - Halo & Arknights - Rated: T - English - Sci-Fi/Adventure - Chapters: 3 - Words: 17,102 - Reviews: 6 - Favs: 24 - Follows: 32 - Updated: 8/28 - Published: 8/21 - OC, Saria, Ch'en, Mudrock
Choque de mundos by herlareyrabat reviews
Ambientado después de halo 3 y 20 años antes de la rebelion de robert. John y Cortana llegan a u. extraño mundo después de su batalla en el arca. Que pasara en Westeros una vez que el jefe Maestro y Cortana empiezan a jugar el juego de tronos?
Crossover - Halo & Game of Thrones - Rated: T - Spanish - Adventure/Sci-Fi - Chapters: 2 - Words: 2,703 - Reviews: 11 - Favs: 22 - Follows: 25 - Updated: 8/28 - Published: 8/3 - Master Chief/John-117, Cortana, Jon S., Lyanna S.
The Bringers of Dawn by Zannerson reviews
Once, a star fell near the island of the Torrentine river's, Empowering the house of Dayne with the Sword of the Morning. Now another one has come, and it will bring more than just Steel and Power. The line of Dayne will enter a world greater than they ever knew.
Crossover - Halo & A song of Ice and Fire - Rated: M - English - Fantasy/Sci-Fi - Chapters: 8 - Words: 126,209 - Reviews: 25 - Favs: 109 - Follows: 164 - Updated: 8/28 - Published: 2/15
Eternity Into The Void by ProfessorZooms reviews
The Reclamation has begun and the UNSC Eternity is now on the run after fleeing the Orion Arm - into the safety of slipspace. Only to end up marooned in a strange magical world. Inspired by an earlier Halo x FoZ fanfic called "Zero to Infinity"
Crossover - Familiar of Zero & Halo - Rated: M - English - Sci-Fi/Fantasy - Chapters: 17 - Words: 110,593 - Reviews: 200 - Favs: 318 - Follows: 472 - Updated: 8/27 - Published: 4/10 - OC, Louise, Saito, Colbert
For All Mankind by Cypher1597 reviews
Raava is the spirit of light and peace. Vaatu is the harbinger of darkness and chaos. Their war has left this planet scarred and the Avatar cannot be expected to stand against the darkness alone. An agent of order is needed to tip the scales and Raava has found her herald amongst the stars. A hunter that walks the shadows in service to the light. The world will never be the same.
Crossover - Halo & Legend of Korra - Rated: M - English - Suspense - Chapters: 4 - Words: 18,906 - Reviews: 36 - Favs: 115 - Follows: 152 - Updated: 8/26 - Published: 6/3 - OC, Korra
The Reclaimer of Mandalore by UNSC indomitable reviews
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.
Crossover - Star Wars & Halo - Rated: T - English - Sci-Fi - Chapters: 9 - Words: 55,648 - Reviews: 250 - Favs: 721 - Follows: 1,029 - Updated: 8/25 - Published: 11/25/2020 - OC, Master Chief/John-117, Cortana
The Spartan Of Smallville by SSJ Lone Wolf reviews
Between the Insurrectionists and the Covenant, he thought he had done and seen it all. But after being transported to an alternate universe and settling down in Smallville, Spartan-B312 realizes that his toughest challenge is about to begin...High School. He'll soon learn that there is more to this quiet little town than he initially thought.
Crossover - Smallville & Halo - Rated: M - English - Chapters: 2 - Words: 7,951 - Reviews: 56 - Favs: 106 - Follows: 119 - Updated: 8/25 - Published: 8/18 - Clark K./Superman, Lex L., SPARTAN-B312/Noble Six
Halo:The Garden World by UNSC Know Your Place reviews
The Spirit of Fire crew thought that after their mission on the Shield World will be their last and they will forever drift into the void. However, Fate has a different plan. Thrust into an unfamiliar land. How much will they affect the future of its inhabitants? Will they ever get back home?
Crossover - Halo & Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: T - English - Chapters: 1 - Words: 3,869 - Reviews: 17 - Favs: 56 - Follows: 90 - Published: 8/24 - J. Forge, J. Cutter, Rory, Pina
Halo: Of Wolves And Wagtails by dmandog056 reviews
Six had lost so much, his family, his purpose, his team. Follow Noble's lone wolf assassin along a new path as he strives to survive his new fate as a cerberus among the sekirei. Will the former ONI SPARTAN-III prevent Minaka's age of the gods or spur it along? "Gods must be strong." (This is a Sekirei story, Harem is implied.)
Crossover - Halo & Sekirei - Rated: T - English - Hurt/Comfort/Romance - Chapters: 14 - Words: 75,207 - Reviews: 84 - Favs: 239 - Follows: 331 - Updated: 8/24 - Published: 12/30/2018
Debt unpaid by Dgreen20 reviews
Some debts can't be wiped away so easily. A monetary debt can be paid off in time, but a life debt will never truly be repaid. A super soldier, torn from the losing end of a suicidal battle for survival, And a girl, trapped in a tower her entire life. How can a soldier with nothing, repay a woman who yearns for freedom? "Don't make a girl a promise, if you know you can't keep it."
Crossover - Halo & BioShock - Rated: T - English - Adventure/Humor - Chapters: 10 - Words: 64,484 - Reviews: 23 - Favs: 69 - Follows: 112 - Updated: 8/22 - Published: 12/3/2017 - [OC, Elizabeth] Booker D.
Conflicted Galaxies by FR0ST16 reviews
When a fully armed UNSC Infinity is transported to another galaxy by a strange spatial anomaly, Lasky and his crew are forced into the middle of a galactic Civil War, but soon realize they weren't the only ones affected by the very same anomaly that brought them there. Their struggle eventually leads to the liberation of a planet and full out intergalactic warfare.
Crossover - Halo & Star Wars Rebels - Rated: T - English - Sci-Fi/Adventure - Chapters: 23 - Words: 84,507 - Reviews: 207 - Favs: 370 - Follows: 382 - Updated: 8/21 - Published: 12/27/2017 - [Ezra B., Sabine W.] Master Chief/John-117, T. Lasky
The Huntress and the Spartan by red october700 reviews
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.
Crossover - Halo & RWBY - Rated: M - English - Family/Adventure - Chapters: 15 - Words: 305,642 - Reviews: 100 - Favs: 259 - Follows: 323 - Updated: 8/19 - Published: 11/8/2018 - Master Chief/John-117, Cortana, Summer R., Team RWBY
Fires of Liberation by Johnnieboy11 reviews
A small picket of UNSC ships appears above the Earth in 432 After Calamity and finds a world in discord, still reeling from the damage done by the Calamity and preparing for what seems to be the largest war since the fall of Early Human Civilization on the planet. Despite their best efforts, it seems that having to pick a side in this strange new conflict may be unavoidable.
Crossover - Halo & Project Wingman - Rated: T - English - Sci-Fi/Romance - Chapters: 2 - Words: 8,160 - Reviews: 14 - Favs: 50 - Follows: 66 - Updated: 8/19 - Published: 8/9
Peace Love & Baby Guts by KatnipEverKeet
Crossposted to AO3.
Crossover - Halo & Dead Space - Rated: K+ - English - Humor/Horror - Chapters: 1 - Words: 660 - Published: 8/19 - Complete
Random Scenes by freezxp reviews
Like the title says, this fic is about random scenes involving Master Chief and Shipgirls that pop up in my mind which forced me to write it down. *Crossposted over in SpaceBattles and Wattpad* *I do not own anything except for my idea*
Crossover - Halo & Kantai Collection - Rated: T - English - Sci-Fi/Drama - Chapters: 2 - Words: 4,377 - Reviews: 2 - Favs: 3 - Follows: 4 - Updated: 8/18 - Published: 5/2 - Master Chief/John-117
Halo: The Lost Child by ImpulseFitz reviews
Ruby Rose was an ordinary girl dreaming of fairy tales when a freak incident led her far away from home. Believing her family dead, she agrees to train to become a Spartan. After a grueling defeat, she once again is whisked away to a distant world: her home, Remnant. There is no time for reunions. There is no time to rest and to mourn. The fate of the galaxy is at stake.
Crossover - Halo & RWBY - Rated: M - English - Adventure/Sci-Fi - Chapters: 23 - Words: 276,147 - Reviews: 378 - Favs: 477 - Follows: 657 - Updated: 8/18 - Published: 6/5/2021 - SPARTAN-B312/Noble Six, Ruby R., Yang X.L.
Xenobade chronicles 2 x halo by Ranger2287
I'm just throwing out this idea thought it would be cool. Don't have an idea for a title yet, maybe if and when I have more chapters it'll come to me.
Crossover - Halo & Xenoblade Chronicles 2 - Rated: T - English - Chapters: 1 - Words: 1,033 - Follows: 1 - Published: 8/17 - Master Chief/John-117, KOS-MOS, T-elos
The Might of Humanity by The Grandiose Library reviews
In Progress
Crossover - Mass Effect & Halo - Rated: M - English - Adventure/Sci-Fi - Chapters: 1 - Words: 6,741 - Reviews: 11 - Favs: 69 - Follows: 85 - Published: 8/16
A Whole New World by Spartan III Commando reviews
Noble six's story did not end on Reach, he escaped the doomed planet after saving the Pillar of Autumn, and he and 117 fought across each Halo, until an incident sent him to a whole new world. And he is wholly unprepared for the journey in store.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 8 - Words: 32,575 - Reviews: 47 - Favs: 262 - Follows: 384 - Updated: 8/16 - Published: 7/7/2016 - SPARTAN-B312/Noble Six
Mass Effect Terran Effect by The Grandiose Library reviews
Work In Progress
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 1 - Words: 695 - Reviews: 3 - Favs: 23 - Follows: 32 - Published: 8/16
Der überlegene Soldat by Halgen reviews
I was made to hunt down rebels. To ensure order and prosperity for Earth and all her colonies. The perfect soldier. Then that supersoldat drove it’s iron fist into my visor. My fragmented visor revealed my unnatural blue eyes glaring at the expressionless mask. “My turn.”
Crossover - Halo & Wolfenstein series - Rated: M - English - Sci-Fi - Chapters: 9 - Words: 16,464 - Reviews: 16 - Favs: 45 - Follows: 70 - Updated: 8/14 - Published: 6/22 - Master Chief/John-117
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