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Three Giants by H20Y reviews
As the Clone Wars raged on for longer than anyone had imagined it was believed to last for a short 3 years that was until a third faction left the Galactic Republic before the war nearly financially crippling them but they bounced back that faction is known as the UTG and reside in the Uknown regions
Crossover - Star Wars & Halo - Rated: T - English - Chapters: 2 - Words: 9,314 - Reviews: 5 - Favs: 12 - Follows: 18 - Published: 5/11 - Darth Vader, Obi-Wan K., Ahsoka T., Master Chief/John-117
Many Hands make light work by Polluxsashes reviews
A normal twenty-first century human mind stuck inside a Huragok, a Forerunner biobot, gets punted straight into the worst place anyone could ever be: Warhammer 40k. What is he to do but what he is made for? Beware all who call this horrid universe home, you will be 'halped'. First story on this site, updates every 2 weeks. I have up to chapter 10 already written.
Crossover - Warhammer & Halo - Rated: M - English - Sci-Fi - Chapters: 2 - Words: 3,755 - Reviews: 14 - Favs: 56 - Follows: 83 - Updated: 5/11 - Published: 4/27
Roses Born of Dust by TallYapflip reviews
An ONI Prowler is sent to a small system on the Southern fringes of UNSC space, just along the border with the Sangheili, to investigate strange signals coming from a planet within. He encounters strange situations, strange people, and the strangest world in the galaxy. [White Rose & Bumblebee. Rated "M" For later.] (All Re-writes complete)
Crossover - Halo & RWBY - Rated: M - English - Sci-Fi/Romance - Chapters: 44 - Words: 238,917 - Reviews: 496 - Favs: 863 - Follows: 924 - Updated: 5/11 - Published: 10/26/2015 - [Weiss S., Ruby R.] [OC, Winter S.]
Halo: Aegis by Ninja65 reviews
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.
Crossover - Halo & Naruto - Rated: M - English - Adventure/Romance - Chapters: 3 - Words: 23,782 - Reviews: 15 - Favs: 58 - Follows: 88 - Updated: 5/10 - Published: 3/14 - Cal-141, Naruto U., Hinata H., Hiruzen S.
dos aliados en una galaxia diferente by Osbaldo Dsl reviews
ambos llegaron a este planeta, uno es humano, el otro no lo es, enemigos en el pasado, aliados en este momento, juntos buscaran la forma de regresar a casa, pero, las personas de este nuevo mundo, entenderán que hay algo peor que un simple culto, uniendo fuerzas con los extraños intentaran salvar su mundo. pero lo conseguirán
Crossover - Halo & Re:Zero - Rated: T - Spanish - Chapters: 1 - Words: 4,169 - Reviews: 1 - Favs: 2 - Follows: 3 - Published: 5/10 - Master Chief/John-117, Arbiter, Emilia
Stratagem by Temujin the Obliterator reviews
ONI operative Major Colton Martel and his team of spies, assassins, and commandos have been fighting a covert war against the CIS when they stumble upon a conspiracy. The biggest one of the century. They become locked in a dangerous game of intrigue, espionage, and war. As the galaxy titters on the brink of chaos. A Halo/Star Wars AU that also brings together canon and legends.
Crossover - Star Wars & Halo - Rated: M - English - Adventure/Sci-Fi - Chapters: 5 - Words: 28,112 - Reviews: 7 - Favs: 27 - Follows: 34 - Updated: 5/10 - Published: 10/10/2022
The Furious Wolf by SSJ Lone Wolf reviews
Years after the Fall of Reach, Noble Six and Auntie Dot find themselves transported back to the early twenty-first century. But when everyone's favourite Lone Wolf crosses paths with Dominic and Mia Toretto, he finds himself becoming apart of their family regardless if he wants to or not. But the question remains, but the end what will remain...man or machine?
Crossover - Fast and the Furious & Halo - Rated: M - English - Chapters: 15 - Words: 95,497 - Reviews: 505 - Favs: 821 - Follows: 913 - Updated: 5/9 - Published: 10/27/2021 - [SPARTAN-B312/Noble Six, Mia]
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: 3 - Words: 35,362 - Reviews: 2 - Favs: 7 - Follows: 10 - Updated: 5/9 - Published: 1/27
The Song of Infinity by Johnnieboy11 reviews
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.
Crossover - Star Wars & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 11 - Words: 44,655 - Reviews: 91 - Favs: 359 - Follows: 453 - Updated: 5/6 - Published: 3/23 - Anakin Skywalker, Ahsoka T., Master Chief/John-117, T. Lasky
Different Realities by Blue-Jay1009 reviews
As the Autobots and Decepticon stumble across a strange device that is of unknown origin. As one of their human friends accidentally activates the device it transports the two wagering factions and humans into a different universe where they landed on a dead planet that belongs to an advanced humanity a few years prior to the war with the covenant been over.
Crossover - Transformers/Beast Wars & Halo - Rated: T - English - Drama/Adventure - Chapters: 9 - Words: 15,269 - Reviews: 33 - Favs: 112 - Follows: 129 - Updated: 5/5 - Published: 1/4/2022 - Bumblebee, Optimus Prime, Master Chief/John-117, Cortana
Don't Mess with Our Grandkids by The Unwanted Urbanmech
Penny and Ezra, children of the Master Chief and Cortana, planned on having a relaxing weekend with their friends while their parents were gone. But those plans came to a halt when the UNITED REBEL FRONT and COVENANT LOYALISTS attacked. But what no one expected was for the Night Sentinels and Federation Force to arrive and fend off the invasion.
Crossover - Game X-overs & Halo - Rated: T - English - Chapters: 1 - Words: 5,135 - Follows: 1 - Published: 5/5 - [Cortana, Master Chief/John-117] - Complete
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: 24 - Words: 134,438 - Reviews: 645 - Favs: 1,424 - Follows: 1,849 - Updated: 5/5 - Published: 5/16/2019 - Master Chief/John-117
Men and Machines by 1DL1NG KN1GHT reviews
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, 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…
Crossover - Halo & Star Wars: The Clone Wars - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 6,892 - Reviews: 17 - Favs: 41 - Follows: 48 - Updated: 5/4 - Published: 4/12 - General Grevious, Count Dooku, Master Chief/John-117, Cortana
How We Met by The Unwanted Urbanmech
Sequel to Meet the Parents. After the wedding, some UNSC personnel and Chief's friends want to know how Samus met the Doom Slayer since they live in different dimensions. Samus and the Doom Slayer then tell everyone about how they met and worked together to defeat Hell while eventually falling in love.
Crossover - Game X-overs & Halo - Rated: T - English - Chapters: 1 - Words: 3,708 - Favs: 1 - Follows: 1 - Published: 5/4 - [Cortana, Master Chief/John-117] - Complete
Ratchet and clank wrath of the rook by elljayskywalker reviews
The banished have won. Humanity is loosing its saviours, but now, a lone Spartan will discover secrets of lost dimensions, a race as old as the forerunners and save human lives. Spartans don’t die. Not truly. But their legacy lives on.
Crossover - Halo & Ratchet and Clank - Rated: T - English - Adventure/Sci-Fi - Chapters: 3 - Words: 7,425 - Reviews: 1 - Favs: 5 - Follows: 4 - Updated: 5/4 - Published: 5/3 - OC, OC, Ratchet, Rivet
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: 37 - Words: 794,196 - Reviews: 784 - Favs: 453 - Follows: 517 - Updated: 5/3 - Published: 4/22/2016 - Master Chief/John-117, Cortana, Tali'Zorah, Shepard
Noble Team of Terra by FantasyRider35 reviews
Noble Team, six members, all but one is dead, and their duty completed, their story in their universe has ended and are forever memorialized. But now a new world calls to them, reuniting the team and bringing them to the world of Tera. Here they are given another chance, both at life and to save a world from a catastrophe of unimaginable scales, but this time they won't be alone.
Crossover - Halo & Arknights - Rated: M - English - Adventure/Sci-Fi - Chapters: 14 - Words: 91,651 - Reviews: 35 - Favs: 113 - Follows: 162 - Updated: 5/3 - Published: 5/26/2022 - Carter-A259/Noble One, SPARTAN-B312/Noble Six, Amiya
SPARTAN B-312: Sean Yeager, The Different Child by Maj. Wipeout reviews
Spartan in AOT World. Spartan Dominance [Semi-OP B-312][Semi-OP Mikasa] I've just updated it, but i'm not sure as to how much more will be produced. Chapter 1 has been re-written, no more horrible writing! Nah its still pretty bad, but I'm tryin!
Crossover - Halo & Attack on Titan/進撃の巨人 - Rated: T - English - Fantasy/Adventure - Chapters: 8 - Words: 9,032 - Reviews: 20 - Favs: 43 - Follows: 46 - Updated: 5/3 - Published: 5/12/2015 - SPARTAN-B312/Noble Six, Eren Y., Mikasa A.
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: 14 - Words: 100,156 - Reviews: 101 - Favs: 295 - Follows: 387 - Updated: 5/3 - Published: 3/2/2022 - SPARTAN-B312/Noble Six, No. 12/Hibiki, No. 11/Hikari, No. 16/Toyotama
Meet the Parents by The Unwanted Urbanmech
The war was over. Peace was established. And now, everyone was looking forward to the wedding between the Master Chief and his companion, Cortana. But a question from the Arbiter leads to a startling revelation about Cheif's parents. They were alive. And they were an intergalactic bounty hunter and the Unchained Predator. Now, Cortana gets to meet her future In-Laws.
Crossover - Game X-overs & Halo - Rated: T - English - Chapters: 1 - Words: 6,653 - Favs: 2 - Follows: 4 - Published: 5/3 - [Cortana, Master Chief/John-117] - Complete
Perdido en la noche de los muertos by Arkanehouse reviews
"Cuando muera entierrenme profundo por favor por que no quiero acabar como una de estas cosas" M por violencia y cualquier cosa que surja
Crossover - Halo & Highschool of the Dead - Rated: M - Spanish - Sci-Fi/Adventure - Chapters: 3 - Words: 4,779 - Reviews: 1 - Favs: 2 - Follows: 2 - Updated: 5/2 - Published: 3/24
Halo: Gears Into The Outer Frontier Trailer (Rewrite) by The Helghast Marine reviews
Marcus thought ended the war on Sera for good but a discovery of a mysterious alien artifact in Azura teleported him and the Gears off to another universe, the world of Reach, The Gears found themselves and they ended one fight. Now the Gears were drawn into something bigger than ever, another one has just begun. New allies, the Spartans. A new enemy and a new war to fight.
Crossover - Halo & Gears of War - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 5,522 - Reviews: 16 - Favs: 4 - Follows: 3 - Published: 5/1 - Emile-A239/Noble Four, Jorge-052/Noble Five, Marcus F., Anya S. - Complete
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: 19 - Words: 99,906 - Reviews: 110 - Favs: 243 - Follows: 362 - Updated: 5/1 - Published: 2/21/2022
The Spartan and The Heiress by ArmadaScream reviews
After destroying the Flood and escaping the Ark Master Chief and Cortana find themselves on a strange new world where monsters roam freely, and magic truly exists. Together with Weiss Schnee, a huntress in training the unlikely trio will fight the forces of evil and save the world.
Crossover - RWBY & Halo - Rated: T - English - Adventure/Fantasy - Chapters: 2 - Words: 8,014 - Reviews: 14 - Favs: 46 - Follows: 79 - Updated: 4/30 - Published: 3/21 - Weiss S., Master Chief/John-117, Cortana, Team RWBY
Project Atlas by Masso 2010 reviews
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.
Crossover - Superman & Halo - Rated: M - English - Adventure/Sci-Fi - Chapters: 14 - Words: 120,903 - Reviews: 157 - Favs: 367 - Follows: 441 - Updated: 4/30 - Published: 4/17/2022 - Clark K./Kal-El/Superman, Master Chief/John-117
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