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ARES:The Gods of War by Johnnieboy11 reviews
Mankind's Greatest Hero has finished his mission once more. Saving Earth from the Didact and his weapon of mass-recruitment, the Composer, the Master Chief and his AI companion, Cortana, find themselves mysteriously transported to a strange variation of Earth, where machines rule the surface and mankind hides below. The SPARTAN and those that join will fight to Reclaim the world...
Crossover - Halo & Goddess of Victory: Nikke - Rated: T - English - Adventure/Sci-Fi - Chapters: 62 - Words: 257,412 - Reviews: 578 - Favs: 737 - Follows: 896 - Updated: 1/12 - Published: 11/29/2022 - Master Chief/John-117, Cortana, Commander, Rapi
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: 5 - Words: 34,917 - Reviews: 236 - Favs: 547 - Follows: 702 - Updated: 6h - Published: 1/3/2023 - OC
Starting a new faction in the Halo universe with StarCraft Technology by CaptainKriss S5-SIERRA-117 reviews
Jean Razak just a regular normal young adult with a balanced lifestyle between gaming,study and work. Somehow out of nowhere he was transported to another planet with similar environments to earth. He gained power called [SYSTEM] to summon the StarCraft Terran faction unit. Can he survive and return to his original home
Crossover - Halo & StarCraft - Rated: T - English - Sci-Fi/Parody - Chapters: 6 - Words: 17,627 - Reviews: 11 - Favs: 83 - Follows: 102 - Updated: 1/7 - Published: 3/29/2024
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: 15 - Words: 84,393 - Reviews: 381 - Favs: 584 - Follows: 810 - Updated: 12/31/2024 - Published: 2/6/2023
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: 41 - Words: 56,400 - Reviews: 148 - Favs: 111 - Follows: 170 - Updated: 3/2 - Published: 10/18/2024 - OC, W. Adama, S. Tigh, Gaeta
Mjolnir Overlord by RamPluto reviews
The Master Chief arrives on Fevrith finding himself plunged into the midst of a conflict bathed in fantasy. Elves, witches, wyverns, and wizards, every fairy tale element is present in this new alien world. With no escape or contact back home in sight, will the Chief find a way back? Or will his journey to liberate a kingdom be the ultimate key he needs to find his humanity?
Crossover - Halo & Unicorn Overlord - Rated: T - English - Fantasy/Sci-Fi - Chapters: 6 - Words: 24,787 - Reviews: 44 - Favs: 83 - Follows: 106 - Updated: 3/2 - Published: 9/8/2024 - Master Chief/John-117, Rosalinde, Eltolinde, Alain
Into the Howling Dark by long night of solace reviews
Hundreds of millions of years ago, Humanity, Forerunners and the SanShyuum, the tier-1 species protected the galaxy. But the peace never lasted as the threat of flood and the reapers brought the Milkyway to the edge of extinction. Now the warriors of the past needs to guide the future galaxy and stop history from repeating itself.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 9 - Words: 80,800 - Reviews: 98 - Favs: 204 - Follows: 275 - Updated: 3/2 - Published: 10/23/2024 - Master Chief/John-117, Didact, D. Anderson, Shepard
Rose Empire Space Command by Apatima reviews
The Beginning of a new Era for the Milky Way Galaxy, with the assistance of the Forerunners and new allies along the way, the Rose Empire will stand tall above all and build a Empire for Peace and Justice to flourish.
Crossover - Halo & RWBY - Rated: M - English - Adventure/Sci-Fi - Chapters: 3 - Words: 17,516 - Reviews: 2 - Favs: 20 - Follows: 26 - Updated: 10/2/2024 - Published: 7/15/2024 - Master Chief/John-117, J. Cutter, Team RWBY, Team STRQ
Above and Beyond by Johnnieboy11 reviews
Exploration and the discovery of new Forerunner ruins and technologies was the Infinity's and Shadow of Intent's newest goal. On one such trip, hunting through uncharted Galactic space for a piece of technology hinted at by a Forerunner Archive, the Infinity and Shadow get mistakenly transported to a realm unknown to them. A universe similar, yet different to their own...
Crossover - Halo & Sunrider - Rated: M - English - Sci-Fi/Romance - Chapters: 29 - Words: 179,067 - Reviews: 65 - Favs: 137 - Follows: 177 - Updated: 5/25/2022 - Published: 5/20/2019 - Master Chief/John-117, Kayto S., Asaga O., Chigara A.
UNSC Rise of the Tau'ri (English Version) by Kagaho0 reviews
When the spirit of fire fled the world of Trove, they did not expect that an improbable event would upset their future and that of the inhabitants of Earth. The survival of humanity could well depend on their decision.
Crossover - Stargate: SG-1 & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 6 - Words: 61,702 - Reviews: 14 - Favs: 52 - Follows: 74 - Published: 1/15 - S. Carter, J. O'Neill, J. Cutter, E. Anders
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: 100 - Words: 1,165,825 - Reviews: 290 - Favs: 609 - Follows: 660 - Updated: 1/17 - Published: 9/29/2020 - Sole Survivor, Arthur Maxson, Shaun, OC
Last Stand Helljump by Wolves678 reviews
ODST die and turn to stone, sent to a new world where could he call home or would history repent itself. (Rework in progress)
Crossover - My Little Pony & Halo - Rated: T - English - Chapters: 4 - Words: 2,607 - Reviews: 4 - Favs: 9 - Follows: 12 - Updated: 3/1 - Published: 3/23/2018
UNSC Ascension des Tau'ri by Kagaho0 reviews
Quand l'équipage du Spirit of Fire voulais rentrer sur Terre ils ne s'attendait pas a se retrouver face a un monde si semblable a la leur mais pourtant si différent. Mais et si c'était là une chance pour eux de sauvé des vie ! La renaissance du CSNU par Ultimate Deathsaurer 2 m'as beaucoup inspirer. Je vous conseil d'ailleurs d'aller lire son histoire elle est vraiment génial !
Crossover - Stargate: SG-1 & Halo - Rated: T - French - Sci-Fi/Adventure - Chapters: 6 - Words: 73,550 - Reviews: 32 - Favs: 33 - Follows: 43 - Updated: 1/5 - Published: 12/31/2022 - Gen. Hammond, J. O'Neill, J. Cutter, E. Anders
The Fast And The Noble by SSJ Lone Wolf reviews
A decade after being transported back to the late twentieth century following the Fall of Reach, Noble Six and Auntie Dot have tirelessly worked to uplift humanity through Noble Industries. However, after encountering Mia Toretto and protecting her from a Cyberpsycho, he gradually finds himself returning to a life he had sworn never to revisit. Cyberpunk 2077 elements.
Crossover - Fast and the Furious & Halo - Rated: M - English - Chapters: 10 - Words: 54,563 - Reviews: 228 - Favs: 545 - Follows: 590 - Updated: 2/26 - Published: 3/22/2023 - [Letty, Mia, SPARTAN-B312/Noble Six]
Full Circle by sleepycrawler1 reviews
The beginning marks the end, how truer have those words ever been until now. We stopped Truth and are firing Halo to exterminate the Flood, while also hightailing it as fast as we can back to the Portal to return home with all hands accounted... Well some. As Chief said "We'll head to the Portal and we'll all go home" Sadly nothing ever goes as planned.
Crossover - Halo & Nier - Rated: M - English - Sci-Fi - Chapters: 5 - Words: 51,146 - Reviews: 38 - Favs: 175 - Follows: 278 - Updated: 1/17/2024 - Published: 3/10/2023 - OC, Devola, Pascal, Anemone
Knights of Sidonia & Halo Forward unto Dawn Crossover by Coolslick78 reviews
A new day dawns upon a parallel universe. The crew of Sidonia has colonized lem. It continues its journey through space searching for other soler systems but on an advanced mining mission, they discover a mysterious ship suspended inside an enormous ice asteroid. Apon searching the derelict ship they find its named "The UNSC Forward unto Dawn" with one crew onboard.
Crossover - Halo & Knights of Sidonia/シドニアの騎士 - Rated: K - English - Romance/Sci-Fi - Chapters: 7 - Words: 23,199 - Reviews: 8 - Favs: 8 - Follows: 11 - Updated: 2/25 - Published: 8/1/2024 - Tanikaze N., Izana S., Yuhata M.
The Noble Diaries by SSJ Lone Wolf reviews
Finding himself back in time to the early twenty-first century, Six thought that attending Highschool would be a breeze compared to fighting the Covenant and Insurrectionists. But between Vampires, Werewolves, doublegangers, and countless other supernatural creatures and who knows what else, he finds that his troubles are just starting.
Crossover - Halo & Vampire Diaries - Rated: M - English - Chapters: 12 - Words: 141,378 - Reviews: 502 - Favs: 601 - Follows: 707 - Updated: 2/24 - Published: 7/3/2023 - SPARTAN-B312/Noble Six, Elena G., Stefan S., Bonnie B.
Rising Tide by EliteArbiter reviews
The sudden arrival of the UNSC and ex-Covenant factions into the Andromeda Galaxy caused unmissable changes within the galactic community. But as the awe in the newcomers fades and time ticks down towards Knightfall, low tide passes unseen, and in the murkiest depths of the galaxy, the tide begins to rise... Inspired by UH-60 Nightstalker's "The Terran-Republic Affair"
Crossover - Star Wars & Halo - Rated: T - English - Sci-Fi/Suspense - Chapters: 23 - Words: 119,298 - Reviews: 524 - Favs: 897 - Follows: 1,113 - Updated: 2/24 - Published: 5/16/2021 - Anakin Skywalker, Master Chief/John-117, Arbiter, Rtas 'Vadumee
Thus I Scatter Rewrite by The crimson trucker reviews
An unexpected slip-space rupture sends Summer Rose to the streets of New Mombasa. Looking for a way home, She learns a secret hidden through time. Rwby and Halo are owned by their respective owners and creators. Please support the official release.
Crossover - Halo & RWBY - Rated: T - English - Sci-Fi/Adventure - Chapters: 9 - Words: 13,862 - Reviews: 18 - Favs: 81 - Follows: 133 - Updated: 2/24 - Published: 11/21/2023 - A. J. Johnson, Arbiter, Cortana, Summer R.
A Better Tomorrow by DLTA-BOT reviews
How can one man change a world ravaged by corruption, war, and poverty? And if that world isn't his own, why would he want to? In a life built out of discontent and fear, maybe the opportunity for change lies in a new place and a fresh start. A new beginning. And, maybe, he can look forward to a better tomorrow. - A companion story to Wrong Place, Right Time: A Hero's Story.
Crossover - Halo & Cyberpunk 2077 - Rated: T - English - Sci-Fi/Adventure - Chapters: 10 - Words: 89,515 - Reviews: 37 - Favs: 246 - Follows: 290 - Updated: 2/23 - Published: 4/16/2024 - OC, V, Johnny Silverhand, Rogue A.
Roses and Violets by Gashadokur0 reviews
Ever heard of a giant Megacorp falling down from the sky? Neither did Night City. Until a suriving group of UNSC came down with a mishmash of a UNSC Carrier ship. That certainly gave Night City something to talk about for months. (Inspired by both the main Halo series and Red vs Blue)
Crossover - Halo & Cyberpunk 2077 - Rated: T - English - Humor/Sci-Fi - Chapters: 35 - Words: 182,949 - Reviews: 158 - Favs: 299 - Follows: 373 - Updated: 2/23 - Published: 1/26/2024
The Exiles:A New Power by Johnnieboy11 reviews
The beginning of the Battle For Earth signaled the start of the final, bloodiest campaign of the Human-Covenant War. Hastily, a plan is put into motion and an Ark Fleet, composed of a dozen Phoenix-class vessels and their escorts, makes the jump out of system. Either interference, or malfunction, causes their arrival to a new Galaxy, where new threats lurk just around the corner.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 32 - Words: 130,420 - Reviews: 552 - Favs: 1,201 - Follows: 1,682 - Updated: 11/7/2024 - Published: 12/26/2021 - OC, Tali'Zorah, Admiral Hackett, Rael'Zorah
Wrong Place, Right Time: A Hero's Past by DLTA-BOT reviews
An opportunity he thought he'd never get. Damon is a 3rd generation SPARTAN who had everything taken from him, like most other 3rd generation recruits. Despite that, he managed to find a new home and a new family. But what if he had the chance to see his old one again? A companion story to Wrong Place, Right Time: A Hero's Story
Crossover - Fallout & Halo - Rated: T - English - Sci-Fi/Hurt/Comfort - Chapters: 3 - Words: 18,714 - Reviews: 6 - Favs: 12 - Follows: 18 - Updated: 2/21 - Published: 1/19 - Sole Survivor, OC - Complete
The Terminus Exarchate by infamouswestgate reviews
Qelet B'Norai, Batarian cartel-kin and agent of the Covenant, travels the swallowed-yet-undigested worlds of the Terminus Exarchate! Can he save the Covenant Empire from collapsing underneath its own great weight?
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 28 - Words: 85,271 - Reviews: 41 - Favs: 21 - Follows: 28 - Updated: 2/21 - Published: 9/11/2024
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