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Halo ODST: To Love a Dying World
by ThomasSheradin reviews
James Ellis is an Orbital Drop Shock Trooper, a special operations branch of the United Nations Space Command. Part of fireteam Kilo-Five he's trained to fight in the toughest situations behind enemy lines. After months of fighting the insurrectionist forces on the planet Reach, Kilo-Five has been assigned another black op; assassinate an enemy spy.
Halo - Rated: T - English - Sci-Fi/Romance - Chapters: 7 - Words: 36,661 - Reviews: 14 - Favs: 25 - Follows: 29 - Updated: 1/12 - Published: 1/5/2020 - Naomi S./Naomi-010
Once a Rookie, Always a Rookie
by Twisted Fate MK 2 reviews
(Credit to Adrasos on Archive and his story, Prepare to Drop, for the idea.) On the way down to New Mombasa, Rookie falls into the Slipspace Rupture and ends up crashing down on Menae, high above Palaven, while Shepard tries to find and rescue the new Primarch. From there, the war itself will shift and the fighting persists, but who knows what an ODST will add to the mix.
Crossover - Halo & Mass Effect - Rated: T - English - Adventure - Chapters: 56 - Words: 272,505 - Reviews: 501 - Favs: 886 - Follows: 1,198 - Updated: 1/7 - Published: 9/27/2018 - Rookie, Shepard, Javik
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: 39 - Words: 553,768 - Reviews: 1956 - Favs: 2,961 - Follows: 3,709 - Updated: 1/7 - Published: 11/30/2015 - Master Chief/John-117, OC, Shepard
Beauty in a Bullet's Shell
by DarkFlameJ reviews
Don't ask her how it happened because she doesn't know. The supervisors at Kamino said it was a glitch in the system that made her the way she is. Clone Trooper 19580, more commonly known as Dagger, is a female clone. Clones were expensive so they trained her and sent her out to the 501st. This is Dagger's story of trying to keep her secret and still be a good soldier.
Star Wars: The Clone Wars - Rated: T - English - Drama/Friendship - Chapters: 53 - Words: 160,102 - Reviews: 393 - Favs: 166 - Follows: 207 - Updated: 1/2 - Published: 4/16/2020 - Captain Rex, Echo, Fives, OC
Halo Reach: An Unexpected Alliance Rewritten
by Jtf0012 reviews
I am taking over this story from Christian Knight. Noble Team has been tasked to defend Reach to their last breath from invading Covenant forces, an impossible mission. Can the meeting between a female Sangheili and Noble six change the course of the battle and more importantly, the Universe? fem. Elite/ Male Noble Six
Halo - Rated: M - English - Adventure/Romance - Chapters: 26 - Words: 223,661 - Reviews: 320 - Favs: 531 - Follows: 634 - Updated: 10/29/2020 - Published: 11/6/2019 - Master Chief/John-117, Arbiter, Gravemind, SPARTAN-B312/Noble Six
by Gabenator5 reviews
After the Normandy's destruction, Tali'Zorah goes out to traverse the lesser explored places in the galaxy in search of rare materials for the Migrant Fleet. While on her adventures she finds something that shouldn't belong... she finds a Wreck... The Galaxy will never be the same.
Crossover - Halo & Mass Effect - Rated: T - English - Fantasy/Sci-Fi - Chapters: 7 - Words: 17,121 - Reviews: 307 - Favs: 889 - Follows: 1,386 - Updated: 9/28/2020 - Published: 1/7/2018 - Tali'Zorah
Spirit Unto Dawn
by free man writer reviews
Spartan's found only to be lost. A ship filled with humans in a galaxy not their own. The Spirit of Fire finds itself with new allies in a galaxy they are unfamiliar with, dealing with its own set of problems and apocalyptic enemies. Co-created and written with BulletStormX
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 12 - Words: 119,845 - Reviews: 629 - Favs: 1,225 - Follows: 1,607 - Updated: 7/25/2020 - Published: 4/16/2020 - Master Chief/John-117, SPARTAN-B312/Noble Six, Tali'Zorah, Shepard
The Lone Wolf Of The Normandy
by SSJ Lone Wolf reviews
Noble Six after managing to survive the fall of Reach is upgraded with Forerunner augmentations, armor, weapons and his first A.I partner is transported to a planet known as Eden Prime. A Systems Alliance colony that just happens to be under attack by a army of synthetics. Well like Carter said "wouldn't be a Noble mission if it were easy."
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 11 - Words: 74,777 - Reviews: 1276 - Favs: 1,551 - Follows: 1,930 - Updated: 3/27/2020 - Published: 8/9/2016 - [SPARTAN-B312/Noble Six, J. Garson] Garrus V., Tali'Zorah
The Leader and Warrior
by KtyouVsWriting reviews
Sangheili Arbiter Thel 'Vadam has fought the Flood and The Prophet of Truth. Commander Jane Shepard has fought the Reapers and the Collectors. Both are leaders, warriors, and survivors, but while the Arbiter knows the price of galactic genocide, Shepard does not yet understand it, nor does she understand it as the Arbiter understands it. But she will be forced to understand.
Crossover - Halo & Mass Effect - Rated: M - English - Adventure/Romance - Chapters: 48 - Words: 218,161 - Reviews: 768 - Favs: 857 - Follows: 1,005 - Updated: 9/29/2018 - Published: 10/13/2014 - Arbiter, Shepard