Halo and Overwatch Crossovers
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Halo: Convergency by AstolfoFeline98 reviews
What will happened if the People of the Overwatch Earth react to the people of the Halo World while the crew of the UNSC Infintiy investigates a forerunner signal? Will it affect the lives of the Second Humanity?
Rated: T - English - Sci-Fi/Mystery - Chapters: 7 - Words: 25,234 - Reviews: 19 - Favs: 48 - Follows: 48 - Updated: 8/8/2020 - Published: 7/30/2020 - Master Chief/John-117, SPARTAN-B312/Noble Six, Angela Z./Mercy, Lena O./Tracer
The World Could Always Use More Heroes by mcknight93 reviews
After facing Cortana again, the Master Chief finds himself thrown in an unknown city. The city itself had been attacked, but the Chief still moves ahead to rendezvous with Blue Team. Hoping to get a better idea of his situation, he comes across a variety of colorful characters. Some of them bring up the name of Overwatch.
Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 14,225 - Reviews: 35 - Favs: 134 - Follows: 181 - Updated: 10/1/2018 - Published: 9/23/2018 - Master Chief/John-117, J. Fawkes/Junkrat, Mako R./Roadhog
Halo: Savior of the Battlefield by AnchoringEla reviews
Cortana, utilizing the Guardian's Forerunner technology, has traversed backwards in time to assimilate Earth's AI before the UNSC exists. Blue Team and the Arbiter, following them through a slipspace rupture, must stop Cortana before their time is rewritten and erased.
Rated: T - English - Adventure/Sci-Fi - Chapters: 2 - Words: 2,418 - Reviews: 3 - Favs: 13 - Follows: 14 - Updated: 5/29/2018 - Published: 5/12/2018
The Halo Initiative by CommanderKnight145 reviews
Can't do summaries. But I've been watching a lot of Red Vs Blue and playing Overwatch a lot.
Rated: T - English - Humor/Adventure - Chapters: 15 - Words: 35,173 - Reviews: 12 - Favs: 32 - Follows: 37 - Updated: 7/2/2017 - Published: 9/1/2016 - [OC, Satya V./Symmetra]
The Crossdimensional War of The Ages & Galaxies by crcn reviews
Characters from dozens of games come together in two factions that are at all out war with each other.
Rated: T - English - Chapters: 6 - Words: 9,204 - Reviews: 6 - Favs: 4 - Follows: 8 - Updated: 7/23/2016 - Published: 6/1/2016
A New Saviour by Luitenant Phantom reviews
After Halo 3, the Master Chief lands on the Forerunner homeworld and get upgrades to the Forward Unto Dawn and his Mjolnir. As he is heading home, an unexpected problem causes the slipspace rupture to distort, sending him into another reality. What will our favorite heroes of Overwatch think of this new warrior? Especially a certain British operative.
Rated: T - English - Adventure/Romance - Chapters: 4 - Words: 5,900 - Reviews: 69 - Favs: 244 - Follows: 331 - Updated: 6/11/2016 - Published: 6/4/2016 - [Master Chief/John-117, Lena O./Tracer]