Sort: Category . Published . Updated . Title . Words . Chapters . Reviews . Status .
To Infinity by
creamofwheat2311 reviews
After discovering an ancient artifact, the UNSC's most advanced warship and a Sangheili Assault Carrier are transported to a universe unlike anything they have ever seen, and forced into a war against a foe they never could have imagined.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 46 - Words: 390,407 - Reviews: 3556 - Favs: 4,088 - Follows: 4,905 - Updated: 7/25 - Published: 10/9/2013 - Master Chief/John-117, Arbiter, T. Lasky, Shepard (M)
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: 2,440 - Follows: 3,105 - Updated: 7/12 - Published: 11/30/2015 - Master Chief/John-117, OC, Shepard (F)
Last Spectre of Reach by
Ginyou Rinsom reviews
Remembered by history they thought his body belonged to Reach. To his purpose he rose again not only to defend humanity but a galaxy full of those who cried for freedom. Together, he bleed with them but he still failed. Can he shed his apprehension and work alongside the one human and her team who can stop the terror from beyond the darkness? This is the next chapter of Six's tale.
Crossover - Halo & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 5 - Words: 33,180 - Reviews: 73 - Favs: 277 - Follows: 408 - Updated: 10/9/2016 - Published: 10/15/2013 - SPARTAN-B312/Noble Six, Shepard (F)
Mass Effect: Clash of Civilizations by
Eterna1Soldier reviews
In 2157 a Citadel Council exploratory vessel is tasked with opening a dormant Relay into unknown regions of the galaxy. What they find is something they never expected. What happens when two civilizations centered around different technologies clash?
Crossover - Halo & Mass Effect - Rated: T - English - Adventure/Mystery - Chapters: 21 - Words: 96,812 - Reviews: 3395 - Favs: 5,056 - Follows: 5,936 - Updated: 5/22/2016 - Published: 10/13/2011 - Tali'Zorah
Into the Void by
Kenneth Whit3 reviews
When the Long Night of Solace was destroyed by the most advanced piece of equipment ever jury-rigged by man, it took one of the last Spartan-II's with it. On the other side of that void, Jorge-052 found an unfamiliar universe and a terrifying new enemy, but Commander Shepard found a powerful ally and a new hope for humanity.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 19 - Words: 63,444 - Reviews: 161 - Favs: 353 - Follows: 488 - Updated: 8/19/2015 - Published: 2/19/2014 - Jorge-052/Noble Five, Illusive Man, Harbinger, Shepard (M)
One Purpose by
Wannabecriminalman reviews
A person who's saved the galaxy is a rare find, but as fate would have it, two such individuals from very different galaxies will meet when the Normandy SR-2 finds a faint distress beacon.
Crossover - Halo & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 4 - Words: 24,400 - Reviews: 239 - Favs: 446 - Follows: 590 - Updated: 5/16/2010 - Published: 3/2/2010