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The Spartan's Wrath by SpartanPrime101 reviews
I have been called many things since I first arrived in this universe. The locals call me a hero. That boy scout, Superman, calls me a mindless killer. The Amazon…a necessary evil. Gotham's Batman…a murderer. I'm all that, and much more…I'm a Spartan. OC Spartan. Rated M for Mature Themes. Please Read and Review.
Crossover - Halo & Justice League - Rated: M - English - Sci-Fi - Chapters: 11 - Words: 26,710 - Reviews: 72 - Favs: 186 - Follows: 260 - Updated: 12/1 - Published: 10/31 - OC, Diana of Themyscira/Wonder Woman, Barbara Gordon/Batgirl/Oracle
Operation Unusual Paperwork by kpmh2001 reviews
A side story containing all of the story exerpts, post chapter nonsense, and omakes that the world of The Men From Onyx has to offer, now in one convenient package! Warning: The tone and intention of these short stories will change on a by-chapter basis, tonal consistency is effectively not a consideration.
Crossover - Halo & RWBY - Rated: T - English - Parody/Humor - Chapters: 32 - Words: 113,191 - Reviews: 169 - Favs: 94 - Follows: 101 - Updated: 11/30 - Published: 10/4/2019
Lost so much, but gained so much more by Eyeya Fett reviews
Ethan AKA Noble Six lost his family to war, Kara lost hers to an explosion. They've lost so many loved ones in their time and left heartbroken. Can they help one another heal? UPDATED STORY COVER!
Crossover - Supergirl & Halo - Rated: T - English - Drama/Romance - Chapters: 13 - Words: 22,643 - Reviews: 11 - Favs: 31 - Follows: 31 - Updated: 11/30 - Published: 10/20/2020 - [Astra, Alex D.] SPARTAN-B312/Noble Six, Kara D./Supergirl
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: 9 - Words: 74,010 - Reviews: 118 - Favs: 247 - Follows: 317 - Updated: 11/30 - Published: 4/17 - Clark K./Kal-El/Superman, Master Chief/John-117
Shadow is the Light by CopperstarTomoe reviews
After the events of Deepground. Vincent Valentine and her charge Shelke were captured and detained by an mysterious group. 500 years past and when Vincent is awaken she realize how much has change. Now she has to help the Master Chief fight off the Covenant, Flood, and Deepground while facing all the secrets that's been kept from her. [Female Vincent Valentine]
Crossover - Final Fantasy VII & Halo - Rated: M - English - Friendship/Suspense - Chapters: 3 - Words: 1,125 - Reviews: 1 - Favs: 1 - Follows: 1 - Updated: 11/29 - Published: 11/11 - Vincent V., Master Chief/John-117, Cortana, Shelke R.
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: 1 - Words: 5,000 - Reviews: 7 - Favs: 55 - Follows: 66 - Published: 11/29 - Master Chief/John-117, Cortana, Commander, Rapi
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: 4 - Words: 8,043 - Reviews: 5 - Favs: 16 - Follows: 27 - Updated: 11/29 - Published: 1/28 - [OC, Linda-058] Space Marines, Kelly-087
Obsidian by Viper-Vivv reviews
After the events of Halo 2, the UNSC is confronted with new enemies and allies as both sides struggle to control the Ark and its Rings. Combines Halo, Star Wars, Evangelion, and other series into one universe.
Crossover - Halo & Star Wars - Rated: M - English - Adventure/Sci-Fi - Chapters: 3 - Words: 1,404 - Reviews: 3 - Favs: 3 - Follows: 5 - Updated: 11/29 - Published: 11/26 - Master Chief/John-117, A. J. Johnson, Darth Vader, Luke S.
Halo: Down Fall Of The Gods by Reaper Eye Fuck ONI reviews
It is said that when an Era ends it usually ends with either Man almost dying or a lot of civilizations crumbling this is that story...if it was told by a Emo kid but no this story is told through "Fuck you and fuck your empire" "Run Xenos run for man marches"-Unknow soldier as he was shooting a Jaffa in the face with a shotgun.
Crossover - Stargate: SG-1 & Halo - Rated: M - English - Sci-Fi/Humor - Chapters: 11 - Words: 21,105 - Reviews: 45 - Favs: 84 - Follows: 112 - Updated: 11/29 - Published: 12/19/2021 - Ra, Thor, Master Chief/John-117, A. J. Johnson
Creative Descriptions for a Crossover Concept (Animorphs & Halo) by StellarStylus reviews
Here are some creative descriptions for a very unique crossover concept, combining Animorphs & Halo. Come for the art, stay for the writing. Maybe this will be expanded upon in the future?
Crossover - Animorphs & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 1,233 - Reviews: 1 - Updated: 11/29 - Published: 5/31
Mass Effect: Forward Unto Dawn by Wiggybaby67 reviews
Spartans never die. They're just missing in action. At least, that's how the saying goes. But for the Master Chief and Cortana, they're no longer missing. Awaking in a different universe, the two of them will uphold their oath: to protect Earth and all her colonies. Only it won't be from the Covenant this time. And just who is this Commander Shepard they'll be working with?
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 3 - Words: 3,522 - Reviews: 13 - Favs: 44 - Follows: 78 - Updated: 11/28 - Published: 11/26 - Master Chief/John-117, Shepard
The Noble Wolf of Earth by Slim A Lou Prime reviews
Noble Six was fighting the inevitable, he knew he would die on Reach. Yet he was not going to make it easy for covenant. Turns out killing him was outside their ground forces abilities. So they sent a cruiser glass him. That ship only managed to trap him before a flying forerunner monitor decided to set him lose on another galaxy. Maybe he wasn't meant to die on Reach.
Crossover - Stargate: SG-1 & Halo - Rated: M - English - Sci-Fi/Adventure - Chapters: 1 - Words: 8,694 - Reviews: 11 - Favs: 53 - Follows: 85 - Published: 11/28 - SPARTAN-B312/Noble Six
Halo Galactic Wars by Crimson Soldat reviews
While on a search mission within Zeta Halo, 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 in. With them and a few surprises, the known universe will never be the same ever again. Co-written by SomeRandomMarine
Crossover - Star Wars & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 8 - Words: 47,096 - Reviews: 72 - Favs: 253 - Follows: 321 - Updated: 11/28 - Published: 6/30 - Anakin Skywalker, Obi-Wan K., Ahsoka T., Master Chief/John-117
I Don't Know Them! by Bill Fusuki
One-shot/Flash-Fiction. Master Chief and the Straw Hat Pirates square up against Buggy and his Clown Pirates.
Crossover - Halo & One Piece - Rated: T - English - Adventure - Chapters: 1 - Words: 707 - Published: 11/28 - Master Chief/John-117, Luffy, Zoro, Nami - Complete
The Last Metroid by ShadowLight223 reviews
Her Metroid dna has taken over, resulting in a monstrous transformation. Unable to control her powers, when attempting to escape ZDR, her ship loses power due to her actions. She can't remember what happened after that, but now, all she sees is the blackness of space, left drifting, alone. In the distance, the broken body of a frigate is seen, with the name of Forward Unto Dawn…
Crossover - Metroid & Halo - Rated: M - English - Sci-Fi/Adventure - Chapters: 6 - Words: 27,733 - Reviews: 45 - Favs: 109 - Follows: 189 - Updated: 11/27 - Published: 9/20 - Samus A., Master Chief/John-117
The Rook by Twisted Fate MK 2 reviews
On the way down to New Mombasa, Rookie falls into the Slipspace Rupture and ends up crashing down on Menae, high above Palaven, right in the midst of the Reaper War. From there, the war itself will shift and the fighting persists, but who knows what an ODST will add to the mix. (Redo of an older story)
Crossover - Halo & Mass Effect - Rated: M - English - Adventure - Chapters: 8 - Words: 29,337 - Reviews: 67 - Favs: 287 - Follows: 433 - Updated: 11/27 - Published: 7/8 - Rookie, Shepard
Operation: Voltron by Rnij reviews
4 years after the Arcadia Moon Mission, one of the [Classified] crashes onto earth warning of a new [Classified]. ONI didn't believe him. 5 teenagers did. Now, [Classified] and his team must battle a [Classified] with a giant robot called [Classified] two [Classified], and a missing [Classified].
Crossover - Halo & Voltron: Legendary Defender - Rated: T - English - Adventure/Mystery - Chapters: 3 - Words: 26,878 - Reviews: 51 - Favs: 39 - Follows: 43 - Updated: 11/26 - Published: 8/10/2018 - OC, Lance, Pidge G./Katie H., Princess Allura
Sonic the Hedgehog: Wrath of the Banished by Skootmeister
Sonic and his friends have experience with aliens. From the Black Arms to the Whisps. But the thing about aliens is that they imply a bigger galaxy out there, and a battle against Eggman has attracted that galaxy’s attention. It’s about to come knocking whether they like it or not. And the consequences will be felt.
Crossover - Halo & Sonic the Hedgehog - Rated: M - English - Adventure/Sci-Fi - Chapters: 1 - Words: 19,464 - Favs: 3 - Follows: 3 - Published: 11/26
Star Wars: Tales of the Infinity's Odyssey by IX404 reviews
While many know of the story of Lasky, the Master Chief and his compatriots, few people know of the stories that happened during these major events. These are the stories of the men and women that also experienced the Odyssey of the Infinity.
Crossover - Star Wars & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 2,346 - Reviews: 11 - Favs: 34 - Follows: 35 - Published: 11/25 - G. Marek/Starkiller, Jyn E., T. Hood, C. Halsey
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: 61 - Words: 281,625 - Reviews: 143 - Favs: 468 - Follows: 559 - Updated: 11/24 - Published: 9/30/2021 - [Harry P., Hermione G., Daphne G.] Master Chief/John-117
Men and Machines by 1DL1NG KN1GHT reviews
Only a year after the battle of the Ark, the Master Chief and Cortana are found by General Grievous and the Malevolence. The UNSC having the slaughter of the Human-Covenant war so fresh in their minds, would hardly be able to stomach being involved in another. But, Sidious’ has plans for all the players on the chess board… and not just half…
Crossover - Star Wars: The Clone Wars & Halo - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 2,271 - Reviews: 9 - Favs: 24 - Follows: 36 - Published: 11/24 - Master Chief/John-117, Cortana, General Grevious
Noble Team of Terra (On Hiatus) 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: 15 - Words: 97,305 - Reviews: 29 - Favs: 96 - Follows: 127 - Updated: 11/24 - Published: 5/26 - Carter-A259/Noble One, SPARTAN-B312/Noble Six, Amiya
La Nueva Era de la Humanidad by Type-universe
La humanidad reclamara su trono como la especie dominante a través del multiverso a cualquier costo, no importa quien o que se interponga en su camino Será un multi-crossover, por eso parecerán personajes de otras obras pero las principales serán las dos que aparecen en la clasificación, además tendrá muchos muchos oocs
Crossover - Halo & Arifureta Shokugyou de Sekaisaikyou/ありふれた職業で世界最強 - Rated: M - Spanish - Sci-Fi/Fantasy - Chapters: 2 - Words: 10,991 - Updated: 11/23 - Published: 11/15
Evidence of Glory by Cat-Plant
In a world filled with peril, and uncertainty, either defeat or victory remains. Join Josi Vadam and his compatriots in a world rife with action and adventure as he discovers the truth of his world and his life in the Covenant and beyond! (what if the covenant and other beings in Halo had stands)(Part 7 Universe)(OC)(Alternative Arbiter)
Crossover - Halo & JoJo's Bizarre Adventure - Rated: M - English - Sci-Fi/Supernatural - Chapters: 8 - Words: 14,663 - Favs: 1 - Follows: 2 - Updated: 11/23 - Published: 10/4 - Arbiter, Rtas 'Vadumee
The Demon Of The Nine-Nine by SSJ Lone Wolf reviews
It had been ten years since Noble Six joined the NYPD, following the fall of Reach, quickly moving through the ranks and making detective, but when he is transferred to the 99th precinct he finds his life flipped upside down when he had to work alongside the eccentric squad of the Nine-Nine. If his own past doesn't drive him insane...they certainly will!
Crossover - Halo & Brooklyn Nine-Nine - Rated: M - English - Chapters: 14 - Words: 98,999 - Reviews: 406 - Favs: 622 - Follows: 686 - Updated: 11/23 - Published: 10/5/2021 - SPARTAN-B312/Noble Six, Jake P., Amy S, Rosa D.
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