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Halo: Finishing the Fight
by Red Mage 04 reviews
The Ark wasn’t the end. Stranded on an alien world where the rules of reality no longer apply, the Master Chief and his allies will face new challenges. When darkness rises, they must show that sometimes, a few brave souls can make all the difference.
Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 43 - Words: 348,791 - Reviews: 821 - Favs: 950 - Follows: 798 - Updated: 5/31 - Published: 3/2/2008 - Master Chief/John-117, A. J. Johnson
by lone wolf legendary reviews
Over the course of the Fall of Reach, billions died to the Covenant, but some managed to survive. This is the story of one such group of survivors who after escaping reach, find themselves crash landed on a planet where the greatest threat to humanity is not the Covenant... but Titans. How will the adapt and who can they trust.
Crossover - Halo & Shingeki no Kyojin/進撃の巨人 - Rated: M - English - Adventure/Horror - Chapters: 9 - Words: 39,704 - Reviews: 112 - Favs: 189 - Follows: 209 - Updated: 5/26 - Published: 1/10/2014 - SPARTAN-B312/Noble Six, Eren Y., Erwin Smith, Levi
The Last Spartan
by DinoJake reviews
An AU fic in which the Halo and ME universes share the same galaxy. After a well deserved rest in Cryo-Sleep, Master Chief finally awakens...to a whole new galaxy.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 49 - Words: 452,319 - Reviews: 3147 - Favs: 2,674 - Follows: 2,707 - Updated: 2/21 - Published: 5/2/2010 - Master Chief/John-117
by General Rage reviews
Fleeing from the glassing of Reach in the belly of the Pillar of the Autumn, the crew of the SR-2 Normandy find themselves stranded with their UNSC allies on a strange Forerunner constructed ring world called Halo with the Covenant hunting them. But Halo holds a secret, one deadlier than both the Covenant and Reapers combined... and it's hungry.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Horror - Chapters: 38 - Words: 890,039 - Reviews: 955 - Favs: 458 - Follows: 459 - Updated: 1/28 - Published: 11/5/2012 - Master Chief/John-117, Shepard (M) - Complete
Harry Potter and the Ultimate Force
by DarkKing666 reviews
Asgard monitors all issued Prophecies quite closely. Occasionally, somebody needs to step in for some hands-on corrective action...
Crossover - Harry Potter & Oh My Goddess! - Rated: M - English - Adventure/Fantasy - Chapters: 19 - Words: 138,049 - Reviews: 777 - Favs: 1,758 - Follows: 2,090 - Updated: 12/22/2014 - Published: 2/17/2012 - Harry P.
Star Wars: The Rise of Reach
by SpartanPrime101 reviews
Following the discovery of the ravaged planet of Harvest, a joint Jedi-Mandalorian Taskforce set out to aid the UNSC against the Covenant onslaught...and to re-shape the fate of the galaxy forever. Adventure/Sci-Fi
Crossover - Star Wars & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 5,210 - Reviews: 40 - Favs: 86 - Follows: 114 - Updated: 10/7/2014 - Published: 3/1/2014 - Anakin Skywalker, Ahsoka T., Master Chief/John-117, SPARTAN-B312/Noble Six
Halo: Mass Contact
by TheConstellation reviews
Thirty-five years have past since the end of the Human-Covenant War. Having reclaimed most all its previous glory, the UNSC exploration locates a massive artificial construct in the outer orbit of a star. While investigating the object alongside their Sangheili allies, new aliens come forth from the construct and bring humanity and the sangheili into a fate they never expected. R&R
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 20 - Words: 26,814 - Reviews: 619 - Favs: 753 - Follows: 1,042 - Updated: 4/30/2014 - Published: 12/22/2012
Reclaiming the Remnants
by pbluekan reviews
One hundred years after the Reaper's harvest, the remaining inhabitants of the galaxy are running for their lives and searching for a new home. When a lone vessel enters an area denied to the Reaper's harvest, they make contact with a race that could end the cycle for all time and return the galaxy to its former glory. Rated M for language.
Crossover - Halo & Mass Effect - Rated: M - English - Tragedy/Adventure - Chapters: 1 - Words: 13,140 - Reviews: 64 - Favs: 289 - Follows: 441 - Published: 2/9/2014
Mass Effect New Origins V2
by erttheking reviews
On the dawn of the 27th century, the UNSC discovers a Mass Relay, and unlock its power. What follows not only includes making contact with new species and making new friends, but making new enemies as well, and the entire galaxy will shake.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Romance - Chapters: 109 - Words: 442,687 - Reviews: 2346 - Favs: 1,064 - Follows: 720 - Updated: 6/9/2012 - Published: 10/5/2010 - Shepard (F) - Complete
Attack on Titan: The Spartan Assault reviews
Humanity has been under siege for over 107 years by an unrelenting force of man eating giants known as Titans. In that time, humanity has not gained a single victory in this one sided war. But just when things are at their bleakest, help arrives from the stars in the form of the UNSC super-soldier Master Chief Spartan Petty Officer John-117. Let the carnage begin!
Crossover - Halo & Shingeki no Kyojin/進撃の巨人 - Rated: M - English - Horror/Sci-Fi - Chapters: 7 - Words: 20,060 - Reviews: 215 - Favs: 349 - Follows: 444 - Updated: 4/17/2014 - Published: 9/20/2013 - Master Chief/John-117, Cortana, Eren Y., Mikasa A.