Marvel and Halo Crossovers
The Master Chief joins the Avengers by monstahmikelson16 reviews
What if Loki accidentally let a derelict spaceship with a familiar super soldier aboard through the portal? The Master Chief with his AI companion Cortana join the effort to defend Earth. With the Chitauri presence growing larger, the Avengers and S.H.I.E.L.D. are in for a long, brutal fight and it will take all that they have to win. Comic/Movie blend of all Marvel Universe.
Rated: T - English - Sci-Fi/Adventure - Chapters: 6 - Words: 10,370 - Reviews: 50 - Favs: 147 - Follows: 181 - Updated: 12/5/2015 - Published: 8/10/2013 - T. Stark/ Iron man, Master Chief/John-117, Cortana
New Horizons by 2 good 2 kill reviews
The Master Chief has finally lost everything. Halsey, his team, and finally Cortana. Where he may have chosen death, fate as set a new task before him with a new team who. They will have to face down foes of incredible might and will have to rely on one another if they ever wish to see home again.
Rated: T - English - Adventure/Sci-Fi - Chapters: 7 - Words: 38,057 - Reviews: 56 - Favs: 81 - Follows: 89 - Updated: 2/23/2015 - Published: 1/3/2014 - Master Chief/John-117, Rtas 'Vadumee, S. Palmer