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For Earth and All Her Colonies by
GADPELLAEON reviews
Post Human-Covenant War AU. After the Great War, all the UNSC wants to do is rebuild and live in the peace. A peace that so many died for. What happens when they learn that no matter what, war will always find them. Chapters Updated - Chapter 11 uploaded (07/08/2019) Any criticism and/or tips welcome.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 11 - Words: 73,828 - Reviews: 365 - Favs: 862 - Follows: 1,270 - Updated: 8/7 - Published: 12/27/2018 - Master Chief/John-117, Arbiter, Shepard (F), Councilor Tevos
Book One: Dawn of a New Age by
DragonheartODST reviews
Humanity had been expanding across the stars for over 5 centuries in relative peace. But an alien alliance known as the Covenant wishes to destroy humanity entirely. Now threatened with extinction, can the fate of just one battle-scared survivor change the events of the war and those participating in it? Multi-crossover with Halo, Mass Effect, and a little bit of StarCraft.
Crossover - Halo & Mass Effect - Rated: T - English - Adventure - Chapters: 13 - Words: 131,084 - Reviews: 285 - Favs: 288 - Follows: 344 - Updated: 7/14 - Published: 5/19/2016
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: 32 - Words: 452,176 - Reviews: 1657 - Favs: 2,430 - Follows: 3,097 - Updated: 7/12 - Published: 11/30/2015 - Master Chief/John-117, OC, Shepard (F)
Soft as Thunder by
silencewillfall009 reviews
Strength. Discipline. Honor. These are the pillars of Turian Society. And after meeting a race faced with extinction, they will stand by these pillars. No matter what the Asari say.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Fantasy - Chapters: 3 - Words: 4,309 - Reviews: 109 - Favs: 376 - Follows: 619 - Updated: 3/4 - Published: 11/27/2017
The Spirit of Humanity by
Kazlin reviews
After decades of ponderous travel through space the UNSC Spirit of Fire stumbles across the drifting tomb of Humanities greatest hero. Within the ship they find the means of possibly making it home, but to get there they will have to make alliances that could upend the balance of power in the Galaxy and change everything the Council races thought true.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 4 - Words: 16,964 - Reviews: 148 - Favs: 490 - Follows: 847 - Updated: 8/3/2018 - Published: 5/24/2018