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Halo and RWBY Crossovers
968 Dust and Echoes » by trestwho After a successful mission, a UNSC fleet makes a random slipspace jump only to come across an uncharted system containing a sliver of humanity, one with seemingly no connection to Earth and whose natural abilities defy reason. In a galaxy full of terrifying dangers, the UNSC and Remnant must work together to defend all they know from annihilation.
T, English, Sci-Fi & Adventure, chapters: 24, words: 275k+, favs: 1k+, follows: 1k+, updated: 8/13 published: 1/12/2020, Master Chief/John-117, Arbiter, Team RWBY, Team JNPR
48 Remnants of a Spartan: Rewrite » by playererror404 Spartans never die, B312 Noble Six knows this better then most. After her last stand on Reach she woke up lost on another world that has no knowledge of the Covenant or the UNSC. Stranded with few resources on the world of Remnant she'll have to form a new team, grieve her old one and try desperately not to lose her god damn mind over this crazy planet while trying to save it from
T, English, Adventure & Humor, chapters: 17, words: 62k+, favs: 258, follows: 335, updated: 7/31 published: 3/3, [Coco A., Velvet S.] SPARTAN-B312/Noble Six, Team CFVY
166 Operation Unusual Paperwork » by kpmh2001 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.
T, English, Parody & Humor, chapters: 31, words: 107k+, favs: 91, follows: 96, updated: 7/30 published: 10/4/2019
4 Welcome to Remnant, Helljumpers » by Crimsonthe12 In 2552, 10 year old Marcus Specter and his little sister Sarah Specter were in Reach with their parents in vacation, however the Covenant arrived and attacked the planet. Later in New Alexandria their parents sacrificed themselves to save Marcus and Sarah from an Elite who later found them but got killed by an ODST called Edward Buck. Years later they joined the Marines then ODST.
T, English, Sci-Fi, chapters: 2, words: 3k+, favs: 9, follows: 17, updated: 7/29 published: 7/24, OC, Ozpin, Team RWBY, Salem
31 The Spartan and the Legionarie » by Lighting wolf knight A spartan, the pinnacle of the human race. Thrust into a new world, full of new enemies, bonds and monsters. Rated T for violence, death, and profanity. Different characters and AU. Next chapter is 1100 words, Not 1500.
T, English, Romance & Adventure, chapters: 27, words: 62k+, favs: 90, follows: 112, updated: 7/26 published: 5/1/2021, [OC, Pyrrha N.] SPARTAN-B312/Noble Six, J. Ironwood
1k+ The Men From Onyx » by kpmh2001 A UNSC frigate is sent into another dimension after a disaster with their slipspace drive. Now lost in unknown territory, they must attempt to befriend the population of a local planet of strange humans under constant siege from an army of monsters. Consider this a minor AU as there are some slight differences, but everything major is still in the same place.
T, English, Drama & Sci-Fi, chapters: 87, words: 553k+, favs: 1k+, follows: 1k+, updated: 7/19 published: 1/13/2019, Ruby R., Ozpin, J. Ironwood, Winter S.
169 RWBY:Spartan Assault » by Johnnieboy11 After John-117's battle on board Mantle's Approach, the Spartan finds himself, with Cortana in tow, sent to a different world, where monsters roam the wilds, Humanity is confined to 4 major Kingdoms and where Magic and Tech coexist. The Spartan will soon have to join the ranks of the good guys against a horrid threat, whilst also on the lookout for fellow Spartans.
T, English, Adventure & Sci-Fi, chapters: 27, words: 122k+, favs: 436, follows: 549, updated: 7/19 published: 1/12/2021, [Master Chief/John-117, Cortana] C. Halsey, Team RWBY
10 RWBY:Souls of the Spartans » by Johnnieboy11 The four new members of Noble Team, Six, Seven, Eight and Nine get transported to a world stranger to theirs, where they have to fight their way through the creatures of Grimm, the White Fang and several other darker enemies... All while studying at Beacon, with their new friends. The Spartans, even though younger than most other SIII Survivors, are a hard team to match.
T, English, Humor & Romance, chapters: 2, words: 6k+, favs: 47, follows: 64, updated: 7/10 published: 6/27, SPARTAN-B312/Noble Six, OC, Team RWBY, Team JNPR
3 Flood of Remnant » by Dhdoctor61 A crossover of Halo, RWBY, and a caricature inspired by one of my own stories. Not sure if the flood will make an appearance but please enjoy all the same.
T, English, chapters: 3, words: 7k+, favs: 3, follows: 5, 7/10
15 Remnants Of The Spartans » by ApexRainbow163 Two Spartans have arrived in Remnant under mysterious circumstances. But the world they've arrived in yields even more mystery than that of their arrival. Join them as they uncover it's secrets, earn some enemies and find allies, new and familiar. (Part 1 of the Yeartide Saga)
T, English, Fantasy & Sci-Fi, chapters: 17, words: 49k+, favs: 76, follows: 96, updated: 5/28 published: 6/29/2020, OC, Glynda G., Team RWBY
4 Soldiers, Souls, and Scythes » by Tagak Miishu They say that you can't teach an old dog new tricks. Well, that saying is going to face a tuff competitor in the form of Jorge-052. What will become of a soldier on a world without any known wars going on, and more importantly than that will he be able to find out what makes him, unique, or will he only ever be a machine of war. Either way the fate of this world will be up to him.
K, English, Drama & Adventure, chapters: 2, words: 4k+, favs: 13, follows: 25, updated: 3/24 published: 2/10
517 Remnants of a Spartan » by playererror404 Noble Six thought her life was over, she thought she Reach was gonna be her last stand. She was wrong, now she's fighting monsters with super powered teenagers... On top of that she's younger and has no clue whats going on.
T, English, Adventure, chapters: 116, words: 296k+, favs: 480, follows: 456, updated: 3/3 published: 11/17/2017, SPARTAN-B312/Noble Six, Team RWBY, Team CFVY
30 Hyper Lethal Pups » by TheManThatWalksTheAbyss115 A little short story about the little ones of a certain Hyper Lethal Vector
T, English, Family & Hurt/Comfort, chapters: 2, words: 5k+, favs: 73, follows: 74, updated: 3/3 published: 2/26
637 The Way » by Twisted Fate MK 2 Ever since the fall of the Covenant, the Arbiter has sought one thing. A path to redeem himself of his past sins. Waking up on a strange world does nothing to change that goal. Though it does add some complications to it, in the form of the bestial Grimm and strange children. But if the gods wish him here, then he shall see their desires through.
T, English, Adventure & Mystery, chapters: 43, words: 190k+, favs: 938, follows: 1k+, updated: 2/23 published: 12/27/2019, Master Chief/John-117, Arbiter, Ruby R., Weiss S.
4 RWBY: War For Remnant by Be an 1an Remnant is an independant star system with a treasure trove of secrets and a coalition of planets that until fifteen years prior, fought a terrifying horde of darkness for centuries. Now in a rare moment of peace, Remnant eagerly rebuilds its war-torn civilizations, but the small systen will soon face an enemy more terrifying than anything it has ever faced.
T, English, Drama & Sci-Fi, words: 1k+, favs: 15, follows: 22, 2/13, Ruby R., Ozpin, Jaune A., Qrow B.
79 A Noble Rose » by red october700 She was supposed to die here. Yet she finds herself on a new world. She has never been here but it welcomes her home like a wayward daughter that returned. Now she finds a new purpose. But how is she going to handle it all with these random flashbacks to a life she didnt live?
T, English, chapters: 12, words: 112k+, favs: 260, follows: 344, updated: 11/22/2021 published: 2/13/2019, Summer R., Team RWBY, Team JNPR, Qrow B.
21 Lean, Green, And Very, Very Mean » by RedShirt1453 The newest member of Alpha-Nine also known as the Rookie, had long since lost any hope along with her voice of humanity ever winning the war against the Covenant. Now Earth was under attack and the war seems all but lost. However, as fate may have it a mission gone wrong sends the Rookie to the most unexpected places. A place where a broken Helljumper like her could find purpose.
T, English, Sci-Fi & Adventure, chapters: 4, words: 7k+, favs: 96, follows: 136, updated: 11/14/2021 published: 7/19/2019, Rookie, Yang X.L., Team RWBY, Team JNPR
101 Remnants of the Reclaimers » by Lieutenant-058 Blue team, shaped by the death of Sam into a four man squad stumbles upon a mysterious artifact and are pulled into a world and a war that is not their own.
T, English, Sci-Fi & Fantasy, chapters: 26, words: 80k+, favs: 213, follows: 275, updated: 10/4/2021 published: 10/16/2018, Master Chief/John-117, Kelly-087, Linda-058, Fred-104
2 Halo RoCE » by StaryHaloinRWBY Ruby is in Halo and she must fight to survive. She will not allow the Covenant to kill all of humanity, and she with Cortana and the Master Chief will find the secrets of Halo. Will she ever come home? Will she find out how she got here? Can she end this war? Also, there will be a little bit of gore, but I don't think it is enough for an M rating. Teens can deal with it... Right?
T, English, Adventure & Sci-Fi, chapters: 2, words: 5k+, favs: 43, follows: 58, updated: 8/9/2021 published: 7/8/2021, Master Chief/John-117, A. J. Johnson, Cortana, Ruby R.
7 Halo Spear and Shield of Humanity » by StaryHaloinRWBY Pyrrha is stuck on a planet in a war that isn't her own, but she doesn't care because she is a huntress in training, and she will protect everyone she can. Will she be able to change the fate of this humanity? Or will she just go die with it? Will she learn how she came here? Or will she just chalk it down to destiny? Will I just stop asking questions?
T, English, Adventure & Sci-Fi, chapters: 2, words: 5k+, favs: 35, follows: 46, updated: 8/9/2021 published: 7/8/2021, Catherine-B320/Kat/Noble Two, Carter-A259/Noble One, SPARTAN-B312/Noble Six, Pyrrha N.
68 Noble Remains » by RustedThunder As SPARTAN B-312, Noble Six stays behind on Reach. He fights not just for his life, but everyone that called Reach their home. Everyone that is a part of the UNSC. As his body finally gives out from his hours long final stand, he finds himself in a lush, emerald forest.
T, English, Sci-Fi, chapters: 8, words: 27k+, favs: 231, follows: 336, updated: 7/4/2021 published: 5/17/2017, SPARTAN-B312/Noble Six, OC, Ozpin
18 Clash of Universes: Halo and RWBY I: Halo 2 » by LewdFlowerPot After destroying the Halo ring, Ruby-117 has returned to Earth, home of Humanity, and received an armour upgrade as well as being commended by Lord Ozpin for her actions. While Blake 'Vadamee, supreme commander, is on trial for her failures to protect the Halo ring. The Covenant prepare to strike back while coming across Earth, humanity's homeworld. AU RWBY and Halo.
T, English, Humor & Sci-Fi, chapters: 5, words: 9k+, favs: 17, follows: 33, updated: 6/21/2021 published: 6/26/2018, Ruby R., Weiss S., Blake B., Adam T.
18 Project WUBAT » by Soul's Release As the Universe, including every known dimension, begins to fall apart, the hopes of all lie with a team of rag-tag heroes. Through all of their flaws and strengths, they must work together to stop an overwhelmingly powerful entity from destroying everything. That is, if they don't kill each other first... Rated T for language, violence, adult humor, and heavy adventure. :D
T, English, Adventure & Sci-Fi, chapters: 6, words: 18k+, favs: 18, follows: 30, updated: 6/14/2021 published: 2/13/2017
16 Thus I Scatter » by The crimson trucker (Not so good with summarises) After surviving a tear through time and space. Summer Rose is thrown into the middle of a bloody war between humans and the covenant in a chance to return home. Along the way she would make choices she whishes she could forget and encounter a monster far worse than Grimm.
T, English, Adventure & Sci-Fi, chapters: 6, words: 8k+, favs: 36, follows: 56, updated: 5/2/2021 published: 6/5/2020, 343 Guilty Spark, Serin O./Serin-017, OC, Summer R.
3 Miracles of Ancient Wonder » by StaryHaloinRWBY Humanity is in the way of harm by the Covenant, but there is a chance to change that. Halsey finds rumors about a form of humanity that is capable of doing things that many would just consider pure magic. After working hard hours, she eventually finds the location and sends Blue Team and Cortana to check it out. Also, RWBY belongs to Roosterteeth and Halo belongs to 343 Industries.
T, English, Adventure & Sci-Fi, chapters: 7, words: 9k+, favs: 33, follows: 48, updated: 4/29/2021 published: 3/14/2021, Master Chief/John-117, C. Halsey, Ruby R., Pyrrha N.
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