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Halo: Iron Kingdoms by jjimenez042v reviews
After the final battle of the ark, The Master Chief and Cortana found themselves on planet that mix steam-power technology with magic as great kingdoms fight each other supremacy. Force to adapt this new world they must forge alliance with unlikely people while dealing with strange enemies while they look for way home.
Crossover - Halo & Warmachine - Rated: M - English - Adventure/Sci-Fi - Chapters: 3 - Words: 18,193 - Reviews: 8 - Favs: 15 - Follows: 21 - Updated: 8h - Published: 3/16/2024
Merged Stars by Lord of the Wall reviews
Through unknown forces of immense and unimaginable power, two galaxies merge and superpowers of both galaxies is forced to deal with the reality of the broken status quo. Jane Shepard, first human Spectre, finds herself in the center of the events to come. This is a 3-way crossover between the forementioned ME and Halo universes as well as Stargate. Knowledge of all are not needed.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Family - Chapters: 4 - Words: 24,049 - Reviews: 19 - Favs: 87 - Follows: 108 - Updated: 15h - Published: 3/20 - Master Chief/John-117, T. Hood, Atriox, Shepard
Battlestar UNSC by StarDude117 reviews
Reach is under attack when the orders come down the line for all UNSC assets to rally at Reach in defense for the last bastion before Earth Task force Midway's Survivors answer the call however unknown to them in a different dimension the Twelve colonies of Kobol are under attack and they are losing see how the sudden appearance of a small UNSC task force changes things better
Crossover - Halo & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 62 - Words: 100,619 - Reviews: 218 - Favs: 129 - Follows: 196 - Updated: 19h - Published: 10/18/2024 - OC, W. Adama, S. Tigh, Gaeta
Operation: WASTELAND by Spartan-049 reviews
Stranded in a radioactive wasteland, a lone Spartan enters into a partnership with a courier he rescued from a shallow grave outside the small town of Goodsprings to track down the men that shot him, and the package they stole, even if it means travelling across the entirety of the Mojave.
Crossover - Fallout & Halo - Rated: T - English - Adventure/Western - Chapters: 1 - Words: 3,271 - Reviews: 3 - Favs: 3 - Follows: 4 - Published: 20h
The Shinju Project by Orion1227 reviews
So I was listening to a Halo lore video and learned something new, everyone knows that Halo is heavily religious in theme. But what I learned is the main religion that the series is based after is Hinduism which is the basisof the Naruto universe… so yeah… enjoy this shit show.
Crossover - Naruto & Halo - Rated: M - English - Adventure/Sci-Fi - Chapters: 5 - Words: 12,791 - Reviews: 20 - Favs: 24 - Follows: 37 - Updated: 4/4 - Published: 12/16/2024 - Naruto U.
Halo: Dark Stars 2-There'll be another time by Ash Maelstrom reviews
AU/FUSION FIC. Part 2 of a series! After a harrowing incident at Capella, local UNSC forces and their strange new guests are left struggling to pick up the pieces as a relief force heads over. But events elsewhere are already moving too quickly, and soon another band of unlikely heroes will learn that nothing, no matter how legendary, is truly out of reach…
Crossover - Halo & Kantai Collection - Rated: T - English - Sci-Fi/Horror - Chapters: 5 - Words: 31,078 - Reviews: 3 - Favs: 3 - Follows: 5 - Updated: 4/4 - Published: 3/10 - M. Stanforth
Never Forgotten by AlexisStormborn reviews
A long time ago, I met a man, a man that knew no fear. Even before my legions were released to conquer the stars, this man saved our kind from certain doom. Now, this man is the last hope of us once again. Rise, Spartan John, son of Eridanus, your duty is not yet done.
Crossover - Warhammer & Halo - Rated: M - English - Sci-Fi/Fantasy - Chapters: 2 - Words: 18,425 - Reviews: 11 - Favs: 49 - Follows: 60 - Updated: 4/3 - Published: 3/31 - The Emperor, Master Chief/John-117, Space Marines, Jerome-092
HALO: Crossing Paths by Connor Winters reviews
I have recently re-watched star Trek ds9 and had a thought of how the story change if instead of the federation, it was the unsc.
Crossover - StarTrek: Deep Space Nine & Halo - Rated: M - English - Sci-Fi/Adventure - Chapters: 1 - Words: 1,008 - Reviews: 4 - Favs: 2 - Follows: 4 - Published: 4/3
HALO-STARGATE: All the Stars in the Sky: Book I by Spartan-076A reviews
The UNSC will have to navigate a galaxy poised to rip itself apart between the ambitions of the System Lords and the scheming of the San'Shyuum Hierarchs. Will humanity triumph and rise victorious from these trials, or will it fall by the hands of its enemies? Only time will tell.
Crossover - Stargate: SG-1 & Halo - Rated: M - English - Sci-Fi - Chapters: 5 - Words: 24,780 - Reviews: 16 - Favs: 52 - Follows: 76 - Updated: 4/1 - Published: 8/1/2024 - S. Carter, Gen. Hammond, J. O'Neill, Master Chief/John-117
Surprise and Fear by jeremyathomas44 reviews
a different take on the costume mishap on that fateful Halloween.
Crossover - Buffy: The Vampire Slayer & Halo - Rated: M - English - Chapters: 1 - Words: 16,832 - Reviews: 2 - Favs: 6 - Follows: 6 - Published: 4/1
Acta Belli: A Journal of War by F35B reviews
A Chronicle to Bellum Terranum. Archives and lists the stories of those who suffered the conflict known as Bellum Terranum. From the Invasion of Strangreal to the Battle over Coruscant.
Crossover - Star Wars & Halo - Rated: T - English - Adventure/Sci-Fi - Chapters: 5 - Words: 13,312 - Reviews: 27 - Favs: 42 - Follows: 53 - Updated: 4/1 - Published: 3/20
Bellum Terranum Shitpost: April Fools Special by F35B reviews
Destroying Palpatine with Facts and Logic.
Crossover - Star Wars & Halo - Rated: M - English - Chapters: 1 - Words: 4,742 - Reviews: 3 - Favs: 5 - Follows: 3 - Published: 4/1
Bellum Terranum by F35B reviews
The Republic after finding a small planet on the edge of their space, is introduced to the Milky Way. For 15 years there was an unstable peace. However War is indeed inevitable and the Republic, after an incident over a Terran Colony, began its invasion. But Terrans do not go quietly. These are the stories of those who fought the war which will be known as... Bellum Terranum.
Crossover - Star Wars & Halo - Rated: T - English - Sci-Fi - Chapters: 9 - Words: 79,133 - Reviews: 338 - Favs: 599 - Follows: 779 - Updated: 3/31 - Published: 1/3/2023 - OC
The Spartan of the Planet of the Apes by Scepter 2-1 actual reviews
It's been years since Noble Six and Auntie Dot found themselves in an alternate Earth being ravaged by a deadly plague. Now, a new threat emerges in the form of evolved and highly intelligent apes. Can Six and Dot ensure mankind's dominance? Or will they fall in the wake of the Ape uprising? Cover image does not belong to me.
Crossover - Planet of the Apes & Halo - Rated: T - English - Adventure/Drama - Chapters: 10 - Words: 36,865 - Reviews: 90 - Favs: 147 - Follows: 185 - Updated: 3/31 - Published: 11/23/2023 - Caesar, SPARTAN-B312/Noble Six
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 a first contact nearly as disastrous as the one that lead to the Great War.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 20 - Words: 116,178 - Reviews: 477 - Favs: 649 - Follows: 904 - Updated: 3/30 - Published: 2/6/2023
BattleTech: Combat Evolved - Definitive Edition by IX404 reviews
We all know the tale. The SLDF under Aleksandr Kerensky's command leaves the Inner Sphere forever, before evolving into the Clans following Operation KLONDIKE. What if this was not the case? What if the entire Exodus fleet suffered a misjump that propelled them into another universe, one where Humanity will reclaim an ancient inheritance? This is the story of that possibility.
Crossover - Mechwarrior/Battletech & Halo - Rated: T - English - Sci-Fi/Drama - Chapters: 19 - Words: 136,135 - Reviews: 142 - Favs: 285 - Follows: 340 - Updated: 3/30 - Published: 8/24/2023 - Master Chief/John-117, Arbiter, 343 Guilty Spark, C. Halsey
The UNSC in a galaxy far far away by Xenofoxwolf reviews
What happens when someone gets Isekaied into the Star wars galaxy at the start of the invasion of the Naboo with a modified halo Wars unsc that takes units from the Covent and banished in a unsc style along with some lepi and the ability to unlock new halo technologies over time, How will this affect the Star wars galaxy?.
Crossover - Halo & Star Wars - Rated: M - English - Sci-Fi/Adventure - Chapters: 5 - Words: 17,056 - Reviews: 32 - Favs: 140 - Follows: 157 - Updated: 3/29 - Published: 8/5/2023
Empires Unite! Milky Way by SapphireDawn11709 reviews
When the SGC Destroys the Quantum Mirror after the incident were Doctor Carter and Major Kawasaki appear in Area 51a ripple was sent across the multiverse. When this ripple hit a Forerunner portal chaos ensues as fleets from three universe appear in the Milky Way. Starship Troopers, Mass Effect, Halo Stargate
Crossover - Stargate: SG-1 & Halo - Rated: M - English - Sci-Fi - Chapters: 9 - Words: 34,836 - Reviews: 114 - Favs: 299 - Follows: 378 - Updated: 3/29 - Published: 6/24/2019 - T. Lasky, S. Carter
Sins Of A Galactic Empire Reborn by zzzxxc1 reviews
When the Milky Way is revealed to the universe at large by a derelict CIS warship, the UEG are forced to become members of the transgalactic community, but its existence is soon threatened by the decline of the Republic, and the rise of an Empire. Adopted from SpaceCowboy2013.
Crossover - Star Wars & Halo - Rated: T - English - Sci-Fi - Chapters: 25 - Words: 214,152 - Reviews: 1191 - Favs: 2,257 - Follows: 2,804 - Updated: 3/28 - Published: 7/28/2018 - Anakin Skywalker, Obi-Wan K., Master Chief/John-117, Cortana
Halo: Galactic Wars by Crimson Soldat reviews
While on a search mission within Zeta Halo, the Master Chief and his new AI Companion stumbles upon an unknown site that isn't Forerunner in origins. Next thing they knew, both ends up in another Galaxy and are forced to partake in a war that they had found themselves into. With them and a few surprises, the universe will never be the same again.
Crossover - Star Wars & Halo - Rated: T - English - Chapters: 10 - Words: 54,161 - Reviews: 21 - Favs: 84 - Follows: 113 - Updated: 3/28 - Published: 3/6 - Anakin Skywalker, Obi-Wan K., Ahsoka T., Master Chief/John-117
Buzzard Buccaneer Radio by General Rage reviews
Boz the Buzzard hosts this pirate radio station, beaming out music to the Normandy, Fallen Serpent, Crusty Chorka and Ascendant Justice non-stop. BBR has only one mission, to keep Rock n Roll alive in the dark void of outer space. A companion story to "Remnants" that shows what happens while Shepard is off playing hero. Part of the Wormhole Chronicles Saga.
Crossover - Halo & Mass Effect - Rated: M - English - Humor/Sci-Fi - Chapters: 16 - Words: 117,986 - Reviews: 123 - Favs: 117 - Follows: 132 - Updated: 3/28 - Published: 9/21/2016 - OC - Complete
Records From the Void (Halo X Arpeggio) by WO-Class reviews
The Fleet of Fog. Legendary figures, the last of those who bore Shipsouls, vanished into the mists of history, to be forgotten, their service drowned in an endless sea. Until a single facility buried underneath Mars emits a ping that the nascent UNSC traces. Original takes on characters from KanColle and Azur Lane, this story incorporates elements from both and is heavy.
Crossover - Halo & Arpeggio of Blue Steel/蒼き鋼のアルペジオ - Rated: M - English - Sci-Fi/Horror - Chapters: 16 - Words: 86,178 - Reviews: 2 - Favs: 21 - Follows: 25 - Updated: 3/27 - Published: 8/16/2024 - Iona
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: 27 - Words: 158,701 - Reviews: 594 - Favs: 1,683 - Follows: 2,165 - Updated: 3/27 - Published: 11/25/2020 - OC, Master Chief/John-117, Cortana
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: 55 - Words: 1,165,058 - Reviews: 992 - Favs: 665 - Follows: 736 - Updated: 3/27 - Published: 4/22/2016 - Master Chief/John-117, Cortana, Tali'Zorah, Shepard - Complete
Unto the Starfield by Helljumper206 reviews
The war is over, but their story isn't. When the portal collapsed it didn't just send the back half of the Forward Unto Dawn into deep space, but to a different kind of starfield with system factions filled with contradicting hypocrisy. "M for harsh language, violence, and grown-up content."
Crossover - Halo & Starfield - Rated: M - English - Sci-Fi - Chapters: 2 - Words: 7,152 - Reviews: 13 - Favs: 25 - Follows: 44 - Updated: 3/26 - Published: 3/13 - Master Chief/John-117, Cortana
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