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The Brighter the Light The Darker the Shadow by Cypher1597 reviews
Dovahkiin and Shadow Walker. The first is a beacon that shines through the darkness, embodying the ancient heroes that vanquished the Dragon Lords of old. The latter is an inexhaustible shadow that will strike down all who stand in its way. A shadow that is neither wicked nor virtuous. The fate of all Tamriel hangs in the balance. For where there is light there is shadow...
Crossover - Halo & Elder Scroll series - Rated: M - English - Adventure/Supernatural - Chapters: 2 - Words: 7,485 - Reviews: 16 - Favs: 52 - Follows: 77 - Updated: 3/31 - Published: 3/2 - OC, Dragonborn/Dovahkiin, Serana
Semper Vigiles by Cypher1597 reviews
Headhunter, a program propagated by the Office of Naval Intelligence. After a final act of defiance against the Covenant, a Headhunter must find his place in a city ruled by corporate greed, bloodthirsty mercenaries, and roaming bands of vicious scavengers. It is the perfect hunting ground for one of ONI's most accomplished killers. Semper Vigiles - Always Vigilant.
Crossover - Halo & Cyberpunk 2077 - Rated: M - English - Adventure - Chapters: 57 - Words: 396,100 - Reviews: 681 - Favs: 796 - Follows: 947 - Updated: 3/31 - Published: 12/20/2020 - OC, V, Panam P.
Only In Death Does Duty End by Cypher1597 reviews
Spartans are the protectors of humanity. Headhunters are the sword of humanity. Both are required to fight for their species unto their dying breath. However, when death finally comes is that duty maintained? Does it continue as long as the mind can remember it? Regardless of the answer, a Headhunter must find a way to continue his duties. Even if he is no longer human.
Crossover - Halo & High School DxD/ハイスクールD×D - Rated: M - English - Suspense - Chapters: 19 - Words: 113,231 - Reviews: 274 - Favs: 522 - Follows: 701 - Updated: 3/31 - Published: 6/29/2021 - OC, Sirzechs L., Serafall L., Grayfia L.
The Men From Onyx by kpmh2001 reviews
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.
Crossover - Halo & RWBY - Rated: T - English - Drama/Sci-Fi - Chapters: 84 - Words: 537,688 - Reviews: 1373 - Favs: 1,069 - Follows: 1,308 - Updated: 3/30 - Published: 1/13/2019 - Ruby R., Ozpin, J. Ironwood, Winter S.
what is a Spartan by Tanner Nichols
on Hermione's 15th birthday party her mom invited someone she hasn't seen in a long time ( a much better summery on the in side )
Crossover - Harry Potter & Halo - Rated: M - English - Romance/Adventure - Chapters: 3 - Words: 643 - Favs: 4 - Follows: 5 - Updated: 3/28 - Published: 3/29/2020 - OC, Harry P.
What is a Spartan( remake) by Tanner Nichols
My name is Tanner Nichols and I'm a Spartan 2 I was sent on a mission to check out an abnormally in deap space.
Crossover - Harry Potter & Halo - Rated: M - English - Mystery/Sci-Fi - Chapters: 1 - Words: 41 - Published: 3/28 - OC, Daphne G., Harry P., Hermione G.
Demons of Justice by VacationinaForeignLand reviews
In the final hours of Reach, there is one Spartan left fighting on the surface until his last dying breath. But something has called the Spartan away to fight another day. Luring the Spartan off-world, before pulling The Spartan together to meet for the first time. Before they are sent to another world belonging to neither the UNSC nor the Covenant.
Crossover - Halo & Justice League - Rated: M - English - Sci-Fi/Adventure - Chapters: 2 - Words: 10,477 - Reviews: 7 - Favs: 83 - Follows: 110 - Updated: 3/28 - Published: 3/22 - Master Chief/John-117, SPARTAN-B312/Noble Six
A deal with a precursor by TheDinoDude427 reviews
When you die, and wind up meeting a precursor, and it offers you a deal, do not accept it. This is my story as a warning, as to avoid making a deal with these manipulative being's... This is my story how I wound up as a precursor because a female precursor decided to pick me as a candidate. (self-insert) (slight AU)
Crossover - Halo & Worm - Rated: M - English - Humor/Adventure - Chapters: 3 - Words: 7,471 - Reviews: 12 - Favs: 60 - Follows: 93 - Updated: 3/28 - Published: 3/16 - Gravemind, OC, Skitter
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: 10 - Words: 20,911 - Reviews: 44 - Favs: 68 - Follows: 89 - Updated: 3/28 - Published: 12/19/2021 - Ra, Thor, Master Chief/John-117, A. J. Johnson
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: 10 - Words: 19,335 - Reviews: 11 - Favs: 24 - Follows: 26 - Updated: 3/25 - Published: 10/20/2020 - [Astra, Alex D.] SPARTAN-B312/Noble Six, Kara D./Supergirl
Return, Shadow of the Sundered Star by FUCKING SLAYER reviews
When gods die, do they truly stay dead? An ancient evil returns.
Crossover - Halo & RWBY - Rated: M - English - Sci-Fi/Fantasy - Chapters: 2 - Words: 2,618 - Reviews: 5 - Favs: 13 - Follows: 32 - Updated: 3/24 - Published: 2/6 - Master Chief/John-117, Team RWBY, Team JNPR
Soldiers, Souls, and Scythes by Tagak Miishu reviews
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.
Crossover - Halo & RWBY - Rated: K - English - Drama/Adventure - Chapters: 2 - Words: 4,125 - Reviews: 4 - Favs: 11 - Follows: 22 - Updated: 3/24 - Published: 2/10
The Reclamation by Fade Maybe reviews
Through ONI's manipulation, the UNSC stumbles upon a Mass Relay and is dragged into a new war. They'll discover the battered races of the Citadel, the political intrigue of its factions, and a second group of humans governed by the Systems Alliance, divided by Cerberus, and lead by Commander Shepard. Yet no one can stop what is to come: the Reclamation, and the death of the galaxy.
Crossover - Halo & Mass Effect - Rated: T - English - Drama/Suspense - Chapters: 54 - Words: 407,389 - Reviews: 1630 - Favs: 1,711 - Follows: 2,125 - Updated: 3/21 - Published: 3/13/2013
A Spartan in Chaotic by AustinGamer117 reviews
A fallen star crashes on the continent of Perim, its warlike inhabitants ignorant of what it possesses. What many see as another gift from the gods, but what it holds could trip the fragile balance of the tribes into chaos.
Crossover - Halo & Chaotic - Rated: M - English - Sci-Fi/Fantasy - Chapters: 3 - Words: 29,812 - Reviews: 23 - Favs: 58 - Follows: 84 - Updated: 3/21 - Published: 11/30/2017 - Master Chief/John-117, Cortana, Maxxor, Najarin
United Nations Shipgirl Command by AT Pyro reviews
The war with the Covenant is over, but a new alien race is threatening Humanity. Follow the exploits, trials, tribulations, and slipping sanity of Admiral Aqua Steele as she fights threats from within and without with humanity's newest weapons... shipgirls. Rated M for language, implications, and shipgirls. A crossover of Halo and Azur Lane, with some Kantai Collection for flavor.
Crossover - Halo & Azur Lane/碧蓝航线 - Rated: M - English - Sci-Fi/Humor - Chapters: 22 - Words: 44,823 - Reviews: 34 - Favs: 72 - Follows: 84 - Updated: 3/20 - Published: 12/12/2018
The Defenders of Humanity by Johnnieboy11 reviews
After the Battle on Mantle's Approach, the Master Chief and his companion AI, Cortana, find themselves in a strange time and place. To survive, the two and those that would come to follow them shall seek allegiance to Earth's Mightiest Heroes, in order to prepare for and counter a great threat to not just mankind, but the wider Universe.
Crossover - Halo & Avengers - Rated: M - English - Adventure/Sci-Fi - Chapters: 2 - Words: 8,210 - Reviews: 20 - Favs: 154 - Follows: 207 - Updated: 3/17 - Published: 3/12 - [Cortana, Master Chief/John-117] Captain America/Steve R., Iron Man/Tony S.
Total Corruption by ShadowLight223 reviews
Samus had finally defeated her evil dark clone and ended the threat of Phazon. In her hurried escape of the planet Phaaze, she barely had time to make it into the portal to escape the planet, but she never came out the other side. Now unconscious and adrift in unknown space, what will become of her? A.U. Metroid crossover with Halo. / Currently being re-written...
Crossover - Metroid & Halo - Rated: M - English - Sci-Fi/Adventure - Chapters: 6 - Words: 27,406 - Reviews: 90 - Favs: 147 - Follows: 206 - Updated: 3/17 - Published: 2/15/2019 - Samus A.
Brotherhood of Steel:Chronicles of the 86th UNSC Assault Corps by Johnnieboy11 reviews
A veteran fleet formed of the few survivors of Reach goes missing upon their jump toward Earth. Originally meant to reinforce the Home Fleet with a slew of fresh units, the dozen vessels now find themselves over a foreign world engaged in a familiar war of survival with a rogue army of AI and their own prejudices against each-other. A new world to protect and new challenges await.
Crossover - Halo & 86 エイティシックス - Rated: T - English - Sci-Fi/Adventure - Chapters: 21 - Words: 190,000 - Reviews: 159 - Favs: 244 - Follows: 304 - Updated: 3/16 - Published: 11/1/2021 - OC, Vladilena Milizé/Lena, Shinei Nouzen, Theo Rikka
The Furious Wolf by SSJ Lone Wolf reviews
Years after the Fall of Reach, Noble Six and Auntie Dot find themselves transported back to the early twenty-first century. But when everyone's favourite Lone Wolf crosses paths with Dominic and Mia Toretto, he finds himself becoming apart of their family regardless if he wants to or not. But the question remains, but the end what will remain...man or machine?
Crossover - Fast and the Furious & Halo - Rated: M - English - Chapters: 7 - Words: 44,141 - Reviews: 203 - Favs: 481 - Follows: 523 - Updated: 3/16 - Published: 10/27/2021 - [SPARTAN-B312/Noble Six, Mia]
Demon of Paradis (Cover by: ThatGuyOnyx) by GrowlingScarab7 reviews
"Distress Beacon Placed. The Signal's Weak, so don't expect a fast response." Who would have thought that out in the unknown regeons of the galaxy, a sect of humanity thrived or rather clinged to a faint hope of survival. At the brink a destruction a new hopes descends upon them... inside of 12 million tons of titanium. Will he be a savior or one of the very demons they fear.
Crossover - Halo & Attack on Titan/進撃の巨人 - Rated: T - English - Adventure/Sci-Fi - Chapters: 7 - Words: 15,971 - Reviews: 30 - Favs: 137 - Follows: 200 - Updated: 3/15 - Published: 5/3/2021 - Master Chief/John-117
Agent Reach by One Winged A2 reviews
After the events of Lone Wolf, Noble Six wakes up aboard the Mother of Invention. He is offered a chance from the Director to become an agent of Project Freelancer. He takes it, but will the heart of a frozen warrior need help from another? Cover art is in-game footage.
Crossover - Halo & Red vs. Blue - Rated: M - English - Sci-Fi/Romance - Chapters: 78 - Words: 272,769 - Reviews: 667 - Favs: 865 - Follows: 881 - Updated: 3/14 - Published: 10/8/2014 - [SPARTAN-B312/Noble Six, Tex/Allison] Maine/Meta
Lost Son of Terra Phoenix by Ares007 reviews
For eons past, they enjoyed the harvest of their farms. Countless civilizations breathed life because they allowed it. Now, they will die because he demands it. Halo/Mass Effect but with heavy elements from Warhammer 40k. M-Shep/Miranda, OC/Liara. HFY
Crossover - Halo & Mass Effect - Rated: M - English - Adventure/Romance - Chapters: 10 - Words: 62,084 - Reviews: 38 - Favs: 116 - Follows: 151 - Updated: 3/14 - Published: 11/29/2021 - [SPARTAN-B312/Noble Six, Oriana L.]
ODST Loud by 1049 reviews
Lincoln Loud brother, Father, Husband and Captain. that's right watch in this story as Lincoln a Captain in UNSC Orbital Drop Shock Troopers moves heaven and earth to protect his family and his home from threats like the covenant.
Crossover - Halo & Loud House - Rated: T - English - Adventure - Chapters: 2 - Words: 3,018 - Reviews: 7 - Favs: 8 - Follows: 10 - Updated: 3/13 - Published: 2/2
Harry - B312 by MariousPluton reviews
Harry wakes up on his Birthday with memories from a past life stuff gets crazy. People who are supposed to be dead are alive and people who are trusted are nuts in the end. Whats up people that's right I'm back. Be on the look out for more updates on this and my other stories. -Marious Pluton Rated M for Language Disclaimer: I don't own Halo or Harry Potter
Crossover - Harry Potter & Halo - Rated: M - English - Chapters: 7 - Words: 10,222 - Reviews: 26 - Favs: 140 - Follows: 184 - Updated: 3/12 - Published: 8/10/2020
An Arbiter in need by TheDinoDude427 reviews
The first Arbiter, to be disgraced. The first Arbiter, to shame the name "Arbiter". Fal Chavamee, the first disgraced Arbiter, one of the few to question the great journey. But Fal Chavamee shall not be known for just being the first disgraced Arbiter, but the first Sangheli to be pulled from his home universe. He is a man of honor and whoever harms those of the innocent shall fall
Crossover - Halo & Worm - Rated: M - English - Sci-Fi/Adventure - Chapters: 2 - Words: 2,303 - Reviews: 3 - Favs: 25 - Follows: 39 - Updated: 3/10 - Published: 3/4 - OC, Skitter, Victoria D./Glory Girl
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