Halo Crossovers
Filters
3.3K | « Prev Page 1 .. 4 5 6 7 8 9 10 17 .. Last Next »

Troy by ClancyJr reviews
117 is embroiled in an ancient conflict clashed between the Greeks and the Trojans. He is to turn the tide of their most pivotal battle yet. (Rewrite approved by MiracleMoment, the former author).
Crossover - Halo & Greek Mythology - Rated: M - English - Drama/Suspense - Chapters: 5 - Words: 37,602 - Reviews: 98 - Favs: 227 - Follows: 276 - Updated: 5/20 - Published: 10/24/2021 - Master Chief/John-117, Cortana
A Noble Age by SSJ Lone Wolf reviews
Following the Fall of Reach, Noble Six and Auntie Dot are transported to Thedas. A primitive world where Elves, Dwarves, Magic, Demons, and many other supernatural creatures exist, and on the brink of destruction as a Blight threatens to destroy the world if left unchecked. Joining the fray protect their new home, the world will soon learn exactly what a real Demon is capable of.
Crossover - Halo & Dragon Age - Rated: M - English - Chapters: 1 - Words: 6,382 - Reviews: 25 - Favs: 140 - Follows: 181 - Published: 5/19 - SPARTAN-B312/Noble Six, Alistair, Leliana, Morrigan
The Guiding Fire by UNSC indomitable reviews
A Commander striped of authority. The world divide and falling. Last fading light. Hope lays in Spirit and might. As those with the fire lay dying. All must stand fast in the face howling night.
Crossover - Halo & Azur Lane/碧蓝航线 - Rated: T - English - Sci-Fi/Adventure - Chapters: 9 - Words: 58,785 - Reviews: 68 - Favs: 146 - Follows: 213 - Updated: 5/18 - Published: 7/22/2020 - J. Cutter, Belfast, OC
Flames of War by Lighting wolf knight reviews
Space Marines and Spartans weren't so different... Especially for war. Rated T for violence, death, and profanity. Doesn't entirely follow games. Does NOT follow Warhammer logic or lore no Imperium conquest.
Crossover - Warhammer & Halo - Rated: T - English - Romance/Adventure - Chapters: 3 - Words: 5,724 - Reviews: 5 - Favs: 14 - Follows: 25 - Updated: 5/18 - Published: 1/28 - [OC, Linda-058] Space Marines, Kelly-087
Stargate:Spartan Siege by Johnnieboy11 reviews
After the battle on Mantle's Approach, the Chief finds himself, alongside a non-rampant Cortana, helping the Humans of a galaxy similar, yet different to his own, battle their enemies, while exploring the countless worlds tied together by a network of ancient portals and uncovering the mysteries surrounding these worlds.
Crossover - Stargate: SG-1 & Halo - Rated: T - English - Adventure/Sci-Fi - Chapters: 5 - Words: 17,904 - Reviews: 69 - Favs: 357 - Follows: 537 - Updated: 5/17 - Published: 12/24/2020 - D. Jackson, J. O'Neill, Teal'c, Master Chief/John-117
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: 14 - Words: 72,595 - Reviews: 87 - Favs: 154 - Follows: 234 - Updated: 5/16 - Published: 2/21
Mass Effect - Orion (Discontinued) by Fallen2Pancake reviews
This is a Mass Effect - Halo - XCOM Crossover. In the year 2084 during the Asteroid Belt Offensive XCOM Elite Unit Strike-1 discovers an Ethereal Station but must Psionic Teleport away but something goes wrong. In the Year 2552 the UNSC Fearless an Orion-Class Assault Carrier is forced to escape Reach under heavy fire, during the Slipsapce Transit something goes wrong.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 8 - Words: 61,867 - Reviews: 69 - Favs: 167 - Follows: 242 - Updated: 5/13 - Published: 4/16 - SPARTAN-B312/Noble Six, Rookie, D. Anderson, Shepard
War and peace by Curiously intrigued reviews
The reapers brings new galactic superpowers into the war after invading the Orion arm of the galaxy. will the conflict unite them against a common foe or will they open conflict with each other.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 2 - Words: 2,510 - Reviews: 12 - Favs: 47 - Follows: 86 - Updated: 5/11 - Published: 5/5
Mass Effect: ODST Lost by Stardew's Stardrop reviews
ODST Captain Nathanial Renkov unintentionally becomes the first Helljumper to survive being dropped through a Slipspace anomaly. The problem? He has no idea where is and is surrounded by aliens the UNSC has no record of. Even worse? No one knows what the UNSC is. Follow his story as he tries to make sense of his new surroundings while trying to survive a new galactic threat.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 4 - Words: 15,072 - Reviews: 20 - Favs: 95 - Follows: 144 - Updated: 5/11 - Published: 4/24 - OC, Ashley W., Tali'Zorah, Shepard
Red vs Blue Tale of Six Age of Freelancers by Sonicdudes2000 reviews
Oni Reaper survived the Fall of Reach and was hired by the Director to aid in Project Freelancer Get's close to the agents even some non-human member of the project, however, the truth why he is here and why he even important at all will bring about the end of the Age of Freelancers. (Cover done by a friend of mine)
Crossover - Halo & Red vs. Blue - Rated: M - English - Humor/Adventure - Chapters: 18 - Words: 66,986 - Reviews: 20 - Favs: 59 - Follows: 61 - Updated: 5/11 - Published: 8/14/2017 - SPARTAN-B312/Noble Six, L. Church/Alpha, Carolina, Tex/Allison - Complete
Halo-Naruto: Tales from Slipspace by Azores reviews
As the deserters and refugees of the UEG establish themselves in a new region of space, far from the apocalyptic war with the Covenant, new challenges will test their resolve. From fringes colonies to the mysterious world of Shinsei, new tales are forged by the men and women of this new frontier. These are their stories. *AU. Multiple Side-Stories for the Halo-Naruto Universe*
Crossover - Halo & Naruto - Rated: M - English - Sci-Fi - Chapters: 3 - Words: 29,126 - Reviews: 10 - Favs: 39 - Follows: 41 - Updated: 5/8 - Published: 11/9/2020 - OC, OC
subject six, the unnamed member of raptor team by Darkdragondude1234
you might have heard of prophet or nomad or alcatraz. me, i was the forgotten six member. i no longer remember my own name. they called me six. that is what i am stickin too. i will make people remember me. my attemp at a halo tv show series and crysis crossover. don't know how good it will be.
Crossover - Halo & Crysis - Rated: M - English - Chapters: 1 - Words: 2,665 - Favs: 2 - Follows: 2 - Published: 5/8
The past redefined - An Azur Lane x Halo story by BabbyBobby021 reviews
In the midst of chaos, three kansens of the United Nations Space Command became the first casualties of a battle to protect humanity's right to exist, the Battle of Earth. Now, they found themselves staring at their home planet but of a far distant past, these kansens had to make a choice: should they just watch things unfold again or should they change the course of history?
Crossover - Halo & Azur Lane/碧蓝航线 - Rated: M - English - Hurt/Comfort/Drama - Chapters: 10 - Words: 48,032 - Reviews: 67 - Favs: 182 - Follows: 243 - Updated: 5/7 - Published: 8/1/2021
The Way the World Ends by Canelo312 reviews
AU. Spartans never die. But we all know that's not true. A terrifying new enemy approaches and only time will tell if the forces that be can stop them.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 1 - Words: 25,002 - Reviews: 7 - Favs: 47 - Follows: 69 - Published: 5/7 - Master Chief/John-117, SPARTAN-B312/Noble Six, Liara T'Soni, Shepard
Machines and Might by Strategic.Ignorance reviews
Eight years before the USJ Incident, the Hero Public Safety Commission learns of the Meta Liberation Army. Doubting the current heroes ability to stop this threat, the Commission sees this as the perfect opportunity to usher in a new age of heroes. The first step is the kidnapping of one hundred kids. Among them is Izuku Midoriya. Moderate AU.
Crossover - Halo & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Sci-Fi/Friendship - Chapters: 16 - Words: 56,011 - Reviews: 93 - Favs: 239 - Follows: 335 - Updated: 5/6 - Published: 12/1/2021 - William-043, Izuku M., Hitoshi S., Mei H.
Reclamation of fate, a hero's destiny by Darkdragondude1234 reviews
don't know how good this will be. this is inspired from the new halo tv show. some changes will be happening and i don't own any of the tv show characters or percy jackson books. this is in no way connected to main tv show cannon. this is also a mass effect crossover between the other two. please keep in mind that i'm not a good writer
Crossover - Halo & Percy Jackson and the Olympians - Rated: M - English - Sci-Fi/Adventure - Chapters: 2 - Words: 5,789 - Reviews: 2 - Favs: 1 - Follows: 2 - Updated: 5/6 - Published: 5/2
The Covenant Of The Dead by Glacius-KI13
En una misión de exploración en una galaxia desconocida, la nave "Santa Unificación" termino emboscada por una flota de la UNSC. Los tripulantes huyeron en uno de los planetas de dicha galaxia por los daños recibidos, ahora los pocos sobrevivientes deberán reparar las comunicaciones para llamar a un equipo de rescate, lo que ninguno de ellos saben, es que estarán en el apocalipsis.
Crossover - Halo & Highschool of the Dead - Rated: T - Spanish - Sci-Fi/Horror - Chapters: 5 - Words: 20,642 - Favs: 3 - Follows: 5 - Published: 5/5 - Takashi K., Rei M., Saeko B., Kohta H.
Covenant DXD by Glacius-KI13
Tras una lucha pérdida contra la UNSC y tener que realizar un aterrizaje forzoso en donde solo 8 miembros sobrevivieron, nuestros protagonistas tendrán que sobrevivir a este nuevo planeta hasta que sean contactados por Gran Caridad, sin saber que en aquel mundo les aguarda un viaje inesperado y sobrenatural.
Crossover - Halo & High School DxD/ハイスクールD×D - Rated: T - Spanish - Sci-Fi/Supernatural - Chapters: 7 - Words: 34,793 - Favs: 3 - Follows: 3 - Published: 5/5 - Rias G., A. Asia, H. Akeno, Mittelt
Final Frontier by Richard Scepton reviews
The Abyssals. They pushed us back. They pushed us back to the limit. The Covenant. They commited genocide on us. And we will push back. Final Frontier. No matter what, we will push through. Humanity depends on us. Both humanities depend on us. Us. And we will advance without falter.
Crossover - Halo & Kantai Collection - Rated: T - English - Sci-Fi/Hurt/Comfort - Chapters: 12 - Words: 29,149 - Reviews: 16 - Favs: 59 - Follows: 84 - Updated: 5/5 - Published: 6/5/2021 - Hiei, Fubuki, Hibiki/Верный, Amatsukaze
Master chief in Marvel by Jessica Williams2
Can Master Chief find his way home back to Halo can he or can't go home
Crossover - Marvel & Halo - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 1 - Words: 947 - Published: 5/5 - Master Chief/John-117, Cortana
Ruby-B312 by GreenTheRyno reviews
Reach has fallen, and Noble Team along with it. Standing alone, Noble Six fights like a woman possessed, but even her unique superpowers cannot turn the tide against an enemy who has no interest in fighting fair. Little does she know, her death is only the beginning of her journey - one that will teach this Lone Wolf the strength of her pack.
Crossover - Halo & RWBY - Rated: M - English - Adventure/Sci-Fi - Chapters: 48 - Words: 370,533 - Reviews: 787 - Favs: 1,243 - Follows: 1,431 - Updated: 5/4 - Published: 8/15/2018 - SPARTAN-B312/Noble Six, Ruby R., Winter S., Team RWBY
Oly Oly Oxen Free by red october700 reviews
A routine mission to take out a high leader of the insurrection goes horribly wrong and ends with Blue team's death. But were given a second chance on Remnant. So let us see what kind of trouble they can get into shall we? Not good at summery. I also cant get everyone tagged. But Blue team and Team RWBY are all in this with Ruby and John being paired.
Crossover - Halo & RWBY - Rated: M - English - Adventure - Chapters: 5 - Words: 62,827 - Reviews: 26 - Favs: 92 - Follows: 138 - Updated: 5/4 - Published: 7/29/2020 - [Master Chief/John-117, Ruby R.] Fred-104, Yang X.L.
Demon of Paradis (Cover by: ThatGuyOnyx) by GrowlingScarab7 reviews
"Distress Beacon Placed. The Signal's Weak, so don't expect a fast response." Who would have thought that out in the unknown regeons of the galaxy, a sect of humanity thrived or rather clinged to a faint hope of survival. At the brink a destruction a new hopes descends upon them... inside of 12 million tons of titanium. Will he be a savior or one of the very demons they fear.
Crossover - Halo & Attack on Titan/進撃の巨人 - Rated: T - English - Adventure/Sci-Fi - Chapters: 7 - Words: 17,328 - Reviews: 33 - Favs: 157 - Follows: 228 - Updated: 5/2 - Published: 5/3/2021 - Master Chief/John-117
Mass Emile by Ranschaj reviews
Emile survives the two zealots at the end of Reach, and after surviving Covenant onslaught, finds himself in the ME universe. Kick-ass picture is thanks to freejimmy on deviantart
Crossover - Halo & Mass Effect - Rated: M - English - Adventure/Sci-Fi - Chapters: 9 - Words: 68,922 - Reviews: 844 - Favs: 1,026 - Follows: 1,211 - Updated: 5/1 - Published: 12/11/2012 - Emile-A239/Noble Four
Dead Or Alive:Finishing The Fight by Who Let This Guy On reviews
When the Forward Unto Dawn crash lands 500 years in the past on earth, it sets the stage for untold repercussions for the whole of humanity. When the super soldier finds himself as a potential entree into the years DOA tournament however it sets the stage for Victor Donovan and the rest of the Doa World to finally see what a "Perfect Weapon" is capable of.
Crossover - Dead or Alive & Halo - Rated: M - English - Adventure - Chapters: 14 - Words: 105,433 - Reviews: 360 - Favs: 487 - Follows: 599 - Updated: 4/30 - Published: 5/28/2016 - Ryu Hayabusa, Kasumi, Master Chief/John-117, Cortana
3.3K | « Prev Page 1 .. 4 5 6 7 8 9 10 17 .. Last Next »