Halo and Avengers Crossovers
The Defense of Earth 2552 by ARC-7567 reviews
A group of ODSTs led by a Spartan stumble upon a very interesting discovery that could help to save the human race from the alien alliance known as the covenant. Romance Maria Hill/OC
Rated: T - English - Sci-Fi/Romance - Chapters: 13 - Words: 9,315 - Reviews: 3 - Favs: 7 - Follows: 7 - Updated: 10/13 - Published: 8/24 - Jun-A266/Noble Three, OC, Captain America/Steve R., Agent Maria Hill
Iron Man and Master Chief by TheShrekinator reviews
Iron Man went thru the ghetto to get some sweg and he falled in love with Master Chief.
Rated: T - English - Adventure/Romance - Chapters: 1 - Words: 529 - Reviews: 3 - Favs: 1 - Follows: 1 - Published: 5/22 - Master Chief/John-117, Iron Man/Tony S. - Complete
A Walk in the Park by TheShrekinator reviews
Master Chief becomes President of the United States, with Iron Man as Vice President. The freedom was deafening, but so was Cortana's yelling.
Rated: T - English - Friendship/Humor - Chapters: 1 - Words: 493 - Reviews: 2 - Favs: 1 - Follows: 1 - Published: 5/22 - Master Chief/John-117, Cortana, Iron Man/Tony S. - Complete
Halo: Sword and SHIELD by N0b0dyInParticular reviews
After opening Requiem, the Master Chief finds himself embroiled in a fight against the Storm Covenant in a strange, new world. Along side this Earth's Mightiest Heroes, John will try to find a way home- where ever that may be for him. Halo/Marvel MCU crossover- Marvel characters not found in the Cinematic Universe will appear. All I.P.s belong to their rightful owners.
Rated: T - English - Adventure/Sci-Fi - Chapters: 3 - Words: 4,125 - Reviews: 13 - Favs: 47 - Follows: 73 - Updated: 12/2/2014 - Published: 11/10/2013 - Master Chief/John-117, Cortana, Black Widow/Natasha R., Iron Man/Tony S.
Captain America: Re-Birth of a Hero by Composer777 reviews
So much death. Humanity has suffered so much at the hands of the Covenant. The merciless aliens have slaughtered billions and left the UNSC, humanities guardian angel, in sheer and utter disarray. A single setback is all it would take to bring humanity to its knees. Is this our future? Our inevitable fate? Not if humanities greatest heroes have anything to say about it!
Rated: T - English - Sci-Fi/Adventure - Chapters: 13 - Words: 38,054 - Reviews: 17 - Favs: 44 - Follows: 70 - Updated: 7/29/2014 - Published: 9/25/2013 - Master Chief/John-117, T. Hood, Didact
The Ancients and The Immortals by Metal4k reviews
A race eons older than any race known has arisen once again. Having the ability to reach across dimensions they pull great Heros from their respective realities and force them into a contest. However, as the contest unfold dark secrets are revealed, and a far more ancient, a far more evil threat is beginning to surface. Lots of action between many heros from different series.
Rated: T - English - Chapters: 3 - Words: 11,144 - Reviews: 33 - Favs: 26 - Follows: 39 - Updated: 12/17/2013 - Published: 8/2/2013 - Iron Man/Tony S., Black Widow/Natasha R., Master Chief/John-117, Kelly-087