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Halo: Vanguard by
Gorilla0132 reviews
10 years have passed since the Human-Covenant war ended, but remnants of the fallen empire still threaten the galaxy. When humanity is thrust into a war that threatens to consume the universe in a burning cataclysm, the Spartans of Honor Team must rise to lift them from the ashes of annihilation.
Halo - Rated: T - English - Adventure/Sci-Fi - Chapters: 31 - Words: 159,685 - Reviews: 321 - Favs: 83 - Follows: 72 - Updated: 9/4/2018 - Published: 11/9/2011 - Master Chief/John-117, Gravemind
Halo: New Horizons by
creamofwheat2311 reviews
In 2559, and the UNSC has discovered a large anomaly on the edge of the galactic rim. What it turns out to be has the potential to change history, but maybe not in the way the UNSC intended. Meanwhile, with the first Death Star destroyed, the Rebel Alliance is desperately trying to overthrow the Empire, but it will take the help of new allies to liberate the galaxy. Discontinued.
Crossover - Star Wars & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 23 - Words: 155,262 - Reviews: 942 - Favs: 1,071 - Follows: 1,107 - Updated: 9/30/2016 - Published: 11/1/2012 - Luke S., G. Marek/Starkiller, T. Lasky - Complete
Lost Legacy by
Andrithir reviews
There are stories about them, myths and legends of once majestic species overseeing the galaxy and exploring into the space that lay beyond. There were stories about them, tales of faded past. Humanity's missing link. (Rewrite Chapters 1 to 3 now posted) COMPLETED. Rewrites are on hiatus.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 67 - Words: 328,897 - Reviews: 1631 - Favs: 1,421 - Follows: 1,319 - Updated: 2/20/2015 - Published: 10/8/2011 - Master Chief/John-117, Shepard (F) - Complete
For Thy Mantle Reloaded by
Primordial Soul reviews
"We fought, we bled, we died for our inheritance. We were Gods, and we were finally ready to pass down our Mantle. Then we were betrayed, vanquished from the stars and blotted from history. We have learned from our mistakes. We understand why the Precursors did what they did. We are the Reclaimers, and we will ensure that you face true retribution for your actions." ABANDONED
Crossover - Halo & Mass Effect - Rated: T - English - Suspense/Mystery - Chapters: 25 - Words: 113,587 - Reviews: 1057 - Favs: 500 - Follows: 532 - Updated: 3/27/2014 - Published: 11/17/2012
Halo, The Imperial War by
SpaceCowboy2013 reviews
Mankind's first contact is not what it had been expecting, and not with anyone or anything they were expecting. But never the less contact goes poorly for all and sends repercussions further than anyone could have imagined. Halo AU/Star Wars
Crossover - Star Wars & Halo - Rated: T - English - Chapters: 10 - Words: 78,813 - Reviews: 448 - Favs: 577 - Follows: 600 - Updated: 9/6/2013 - Published: 12/2/2012 - Master Chief/John-117
Halo Colonial Horizon by
SpaceCowboy2013 reviews
A UNSC Cruiser escaping a deadly battle with the Covenant Onslaught and performing the Cole Protocol jumps into the middle of the Cyrannus Sector. But will the Covenant onslaught destroy the Colonials and the UNSC before they destroy each other? (CANCELLED, FOCUSING ON HALO THE IMPERIAL WAR)
Crossover - Halo & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 13 - Words: 93,820 - Reviews: 450 - Favs: 463 - Follows: 456 - Updated: 2/21/2013 - Published: 6/24/2011 - Kurt-051, W. Adama
HALO: The Terran Republic Affair by
UH-60 NIGHTSTALKER reviews
When the Newly formed Terran Union and its allies make contact with the Galactic Republic, it sets off in motion events that would shake up a galaxy that is not so far away. Slight A/U.
Crossover - Star Wars & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 32 - Words: 79,884 - Reviews: 995 - Favs: 1,017 - Follows: 691 - Updated: 2/15/2013 - Published: 8/18/2012 - Complete
Sins Of A Galactic Empire by
SpaceCowboy2013 reviews
When the unknown regions of space is revealed to the galaxy at large by a CIS warship the UNSC becomes members of galactic community, but its existence is soon threatened by the rise of an Empire from the ashes of a declining Republic DISCONTINUED
Crossover - Star Wars & Halo - Rated: T - English - Drama/Sci-Fi - Chapters: 11 - Words: 86,663 - Reviews: 745 - Favs: 765 - Follows: 610 - Updated: 5/9/2012 - Published: 8/18/2010 - Thrawn, Master Chief/John-117
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Second Contact reviews
Post Halo 4, war erupts on multiple fronts with Prometheans, Covenant of all kinds, the UNSC, and a new Insurrection. Artifacts from Precursors and an unknown race leaves scientist of all sides bewildered. In the Mass Effect galaxy, after the Reapers defeat, peace is restored. A dimension called slipspace is discovered while studying tech from the Leviathans and an unknown race.
Crossover - Halo & Mass Effect - Rated: T - English - Chapters: 4 - Words: 3,974 - Reviews: 21 - Favs: 29 - Follows: 41 - Updated: 2/2/2013 - Published: 1/17/2013
Remember Reach reviews
Reach. Don't forget where it began.
Halo - Rated: T - English - Chapters: 2 - Words: 300 - Reviews: 2 - Favs: 2 - Updated: 3/26/2012 - Published: 3/25/2012 - Complete