Halo Crossovers
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Halo: Shattered Fate by NightReadings.17 reviews
The Human Order Incineration Incident, the crisis that Chaldea has to resolve in order to restore mankind. Heroes had been summoned in an effort to assist in their endeavor, both from the past, as well as one from the future.
Crossover - Halo & Fate/stay night - Rated: M - English - Adventure/Fantasy - Chapters: 5 - Words: 25,011 - Reviews: 57 - Favs: 157 - Follows: 234 - Updated: 9/14 - Published: 7/26 - Master Chief/John-117, Mashu/Shielder, Ritsuka F.
Halo: Dark Stars-Death Dimension by Ash Maelstrom reviews
AU/FUSION FIC. Part one of a series! 2578. What do Marine stragglers, Sangheili mercenaries, and Banished raiders all have in common? They're about to have a really shitty 25th anniversary of the Great War's end. At the fringes of the battlefield, something is stirred by the rhythm of war and death...or was it already awake and waiting?
Crossover - Halo & Kantai Collection - Rated: T - English - Sci-Fi/Horror - Chapters: 14 - Words: 112,901 - Reviews: 22 - Favs: 19 - Follows: 29 - Updated: 9/14 - Published: 7/4
A wounded Raven's feather by Lighting wolf knight reviews
Two soldiers were broken... But war could fix what was shattered... Rated T for violence, death, and profanity.
Crossover - Warhammer & Halo - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 800 - Reviews: 2 - Favs: 2 - Follows: 4 - Published: 9/13 - Chaos Space Marines, OC, Rosenda-A344
hero of legends by Refox6 reviews
this is the story of the last legendary clans haream
Crossover - My Hero Academia/僕のヒーローアカデミア & Halo - Rated: M - English - Romance/Friendship - Chapters: 8 - Words: 9,102 - Reviews: 3 - Favs: 1 - Follows: 2 - Updated: 9/13 - Published: 8/1
The Mantle by Kamikaze duck
Titus Rann has survived the Covenant War and now journeys to the planet of Pokemos to discover its strange and fascinating creatures at the invitation of the secretive group guarding it.
Crossover - Pokémon & Halo - Rated: T - English - Adventure - Chapters: 2 - Words: 20,445 - Favs: 2 - Follows: 2 - Updated: 9/12 - Published: 9/9
Harry Potter got trained by Driver1985 reviews
On the night Harry would have been dropped off by his Aunt, Dumbledore had someone else in mind. What if Harry was taken in by other strong people and they even decided to train him? Trained to be a Warrior by Wolves and the UNSC, he will change the world. OP, smart, trained Harry, small harem double cross with Witcher and Halo
Crossover - Harry Potter & Halo - Rated: M - English - Fantasy/Sci-Fi - Chapters: 97 - Words: 543,518 - Reviews: 442 - Favs: 937 - Follows: 1,095 - Updated: 9/12 - Published: 9/30/2021 - [Harry P., Hermione G., Daphne G.] Master Chief/John-117
The Great War by Forgotten Trooper reviews
The Galactic Empire is a Beast, but the beast is blind, and it will soon find itself dragged into conflict with unforeseen enemies and unusual allies. The UNSC is losing the war to the Covenant, and the Prophets consolidate their power over their Dominion. These Gargantuan forces will collide in a war that will leave the galaxy forever changed.
Crossover - Star Wars & Halo - Rated: T - English - Sci-Fi - Chapters: 5 - Words: 23,248 - Reviews: 50 - Favs: 105 - Follows: 170 - Updated: 9/10 - Published: 8/13/2023 - Darth Vader, Prophet of Truth, P. Cole
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: 1 - Words: 6,566 - Reviews: 9 - Favs: 26 - Follows: 36 - Published: 9/8 - Master Chief/John-117, Rosalinde, Eltolinde, Alain
Fleet of the Homeward Bound: Book two by Sora with an S reviews
Spirit of Fire, Hyperion, Jupiter II, Archangel and a few Firestorms just want to know where they are and how to get home. Also, they want to know why they're all girls in space now.
Crossover - StarCraft & Halo - Rated: T - English - Chapters: 3 - Words: 21,493 - Reviews: 16 - Favs: 34 - Follows: 48 - Updated: 9/8 - Published: 8/9/2023
Nuevo Mundo, Mismos Problemas (RWBY Halo Crossover) by ZenthicAlpha115
Línea Alternativa de Si Fuera Tan Fácil. Los SCDO Ethan y Svensdottir son llevados a otro planeta donde no tienen contacto con la UNSC y tendrán que ingeniárselas para sobrevivir en este nuevo mundo. Y como todo SCDO, irán con los pies directo al infierno. Créditos a @ferialart por el hermoso cover.
Crossover - Halo & RWBY - Rated: T - Spanish - Sci-Fi/Fantasy - Chapters: 21 - Words: 85,937 - Favs: 8 - Follows: 8 - Updated: 9/6 - Published: 6/6 - Jerome-092, Ruby R., Ozpin, Team RWBY
If i could soar through the stars by Legotrix reviews
part one of Tanya's verse-Viktorya was reborn in a space era on another timeline. She was the madam of the company for the Duchess of Baden Princess Tanya and questions for what purpose god reincarnated her; one thing is sure: she will raise Catherine Halsey, who has an unkind resemblance to her liege.
Crossover - Youjo Senki: Saga of Tanya the Evil & Halo - Rated: T - English - Sci-Fi - Chapters: 11 - Words: 26,561 - Reviews: 4 - Favs: 13 - Follows: 20 - Updated: 9/6 - Published: 8/10 - C. Halsey, Tanya, OC, Viktoriya - Complete
Operation: WASTELAND by Spartan-049 reviews
Whilst exploring the depths of Gamma Halo, a lone Spartan inexplicably finds himself transported to an irradiated wasteland on a planet that shouldn't have one; Earth. Hoping to find some answers he enlists the help of a local courier already on a quest of his own to find something. (Under revision)
Crossover - Fallout & Halo - Rated: T - English - Adventure/Western - Chapters: 1 - Words: 4,165 - Reviews: 9 - Favs: 35 - Follows: 49 - Updated: 9/6 - Published: 2/2
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: 6 - Words: 10,279 - Reviews: 13 - Favs: 68 - Follows: 117 - Updated: 9/5 - Published: 11/21/2023 - A. J. Johnson, Arbiter, Cortana, Summer R.
Spartans Don't Play Games by You will not find me reviews
The Tourney of Harrenhall was the greatest of its kind in Westeros. It was a grand show of the power of house Whent that drew the attention of all seven kingdoms. However, the Westerlands have arrived with strange new allies. Great warriors who bear the sigil of an eagle with arrows and lightning in its claws. Who are these new allies, and what do they mean for Westeros?
Crossover - Halo & Game of Thrones - Rated: T - English - Fantasy/Sci-Fi - Chapters: 58 - Words: 246,755 - Reviews: 2165 - Favs: 2,049 - Follows: 2,449 - Updated: 9/5 - Published: 11/17/2020 - Kurt-051, Lucy-B091, Tom-B292, Tywin L.
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: 4 - Words: 12,009 - Reviews: 6 - Favs: 4 - Follows: 10 - Updated: 9/5 - Published: 8/1 - Tanikaze N., Izana S., Yuhata M.
Halo: Universal Vortex by Legend of Flashfox reviews
With the rush of the firing of the rings errors occurred. More species come into play and humanity no longer started on Earth alone. The planet Elemental is here with humans who are different from Earth. Now Naruto needs to navigate this war torn galaxy. Alive preferably. Pairings maybe Harem. NarutoXHalo world merged with bits of others like Star Wars and Mass Effect. Maybe more.
Crossover - Halo & Naruto - Rated: M - English - Chapters: 71 - Words: 158,388 - Reviews: 293 - Favs: 442 - Follows: 512 - Updated: 9/4 - Published: 1/10/2022 - C. Halsey, Naruto U.
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: 34 - Words: 188,530 - Reviews: 951 - Favs: 1,765 - Follows: 2,251 - Updated: 9/4 - Published: 5/16/2019 - Master Chief/John-117
Halo: Remnant Spartan by cedrickcarling reviews
My Name is Jaune Arc... I'm called by a lot of names ... However my personal favorite is Grim Reaper. I was sent to another world through a freak accident in class. I found myself fighting a war, people were dying so I decided to help. I died... But for some reason I'm back in Remnant... Gods my mom's gonna be mad
Crossover - Halo & RWBY - Rated: M - English - Sci-Fi/Adventure - Chapters: 2 - Words: 1,432 - Reviews: 5 - Favs: 66 - Follows: 96 - Updated: 9/3 - Published: 9/2 - Jaune A., Kurt-051, Team RWBY, Team JNPR
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: 21 - Words: 79,899 - Reviews: 93 - Favs: 207 - Follows: 269 - Updated: 9/3 - Published: 1/26
My Little Pony x Halo: Reach by halo83282 reviews
This is my first crossover story between two of my favorite franchises of all time in My Little Pony and Halo. This crossover takes place in the beginning of Halo: Reach
Crossover - My Little Pony & Halo - Rated: M - English - Fantasy/Sci-Fi - Chapters: 1 - Words: 2,122 - Reviews: 1 - Favs: 1 - Follows: 2 - Published: 9/2 - Twilight Sparkle, SPARTAN-B312/Noble Six, Applejack, OC
The Sins of our Fathers by MarkerMagnum reviews
Unknown to the Citadel Council, the Human-Covenant war nears its vicious end. Miranda Keyes is seconds too slow. Delta Halo fires, leaving UNSC space as a lifeless snapshot in time. The Citadel must morn the loss of a civilization they never knew.
Crossover - Halo & Mass Effect - Rated: T - English - Drama/Sci-Fi - Chapters: 14 - Words: 147,748 - Reviews: 595 - Favs: 1,607 - Follows: 2,131 - Updated: 9/1 - Published: 2/11/2023 - Cortana, Councilor Valern, Councilor Tevos, Councilor Sparatus
Stained Ambition by Halgen reviews
We’ve been separated for too long. Enough is enough. The Covenant, ONI, and now a literal god. Well… bring it for I’m a warrior from beyond the stars and… I have been given a chance. One. That. I. Will. Take. A safe haven for both us, a place where we could be brother and sister again. For we were together before and we will be together in the end. We promised after all.
Crossover - Halo & Genshin Impact - Rated: M - English - Adventure/Sci-Fi - Chapters: 8 - Words: 60,508 - Reviews: 17 - Favs: 46 - Follows: 61 - Updated: 8/31 - Published: 7/17/2023 - OC, Aether, Paimon
Enduring the Flames of War by Masterdude21 reviews
A joint Asari-Turian operation salvaged a "package" from a derelict wreckage in the Terminus Systems, whereupon they release a force of war beyond their reckoning. Hoping to avoid another war, Commander Shepard recruits the "package" into her team. A simple act of kindness, unwittingly paving the way for a clash unlike the galaxy has ever seen. Fate directs the flames of war.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Horror - Chapters: 51 - Words: 766,431 - Reviews: 2633 - Favs: 4,132 - Follows: 4,962 - Updated: 8/31 - Published: 11/30/2015 - Master Chief/John-117, OC, Shepard
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: 47 - Words: 975,839 - Reviews: 894 - Favs: 630 - Follows: 705 - Updated: 8/30 - Published: 4/22/2016 - Master Chief/John-117, Cortana, Tali'Zorah, Shepard
Book One: Harvest by Believer218 reviews
The year is 2583. Humanity stands strong, even twenty-six years after a disastrous first contact. But it seems that wherever they go, war will follow. And this war will grip the galaxy like no other. The first adventure of Mass Effect: The Reclaimer Saga. Rated M for graphic depictions of violence.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 7 - Words: 35,522 - Reviews: 99 - Favs: 97 - Follows: 150 - Updated: 8/30 - Published: 4/4 - [Master Chief/John-117, Ashley W.] Arbiter, Saren A.
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