Halo and Avatar: Last Airbender Crossovers
Filters
Avatar: rise of anti-benders by invincible824 reviews
After a hundred years of war, the avatar Aang thinks he can live a normal life, but the ONI take this peace to create another war where it will test all benders.
Rated: T - English - Sci-Fi/Fantasy - Chapters: 6 - Words: 9,467 - Reviews: 13 - Favs: 4 - Follows: 3 - Updated: 4/17 - Published: 4/30/2013 - Serin O./Serin-017, Aang
Visitor by WARLOCK2552 reviews
Someone from the stars has come to their world. His arrival may have unforseen consequiences. Cross over with HALO.
Rated: T - English - Sci-Fi/Fantasy - Chapters: 7 - Words: 47,567 - Reviews: 81 - Favs: 95 - Follows: 110 - Updated: 6/18/2013 - Published: 7/3/2012 - Master Chief/John-117
The Last Tale of John-117 by Kamil the Awesome reviews
Year 2560. The UNSC, watching over the Avatar's world, sends a guardian to make sure the Fire Lord is defeated. However, events are now set in motion that will change everything.
Rated: T - English - Adventure - Chapters: 6 - Words: 14,194 - Reviews: 16 - Favs: 16 - Follows: 16 - Updated: 12/29/2012 - Published: 11/16/2012 - Master Chief/John-117
Kungfubar by ZecoreZecron reviews
With little supplies left and only half of a ship, the remaining crew of the Dawn sets down on what they think is an uninhabited planet. Instead they find a world at war with itself. Slight AU.
Rated: T - English - Sci-Fi/Adventure - Chapters: 5 - Words: 9,794 - Reviews: 29 - Favs: 29 - Follows: 45 - Updated: 8/13/2012 - Published: 3/14/2012 - A. J. Johnson, Sokka
The Misadventures of Dorflap the Grunt by AzureSpider reviews
Just something rather random I came up with. The untold tale of a Grunt who escaped Halo's destruction and ended up on a strange new world...
Rated: K - English - Sci-Fi/Humor - Chapters: 2 - Words: 2,622 - Reviews: 15 - Favs: 9 - Follows: 10 - Updated: 5/2/2011 - Published: 4/17/2011 - OC, Ty Lee
Reclaimer: The Last SPARTAN by Classic Cowboy reviews
Book 3 Avatar postHalo 3. As the summer draws closer, the Fire Nation enlists the aid of a never before seen demonic force that even the Avatar is no match for, but in their darkest hour, help comes from the stars.
Rated: T - English - Adventure/Sci-Fi - Chapters: 5 - Words: 13,129 - Reviews: 211 - Favs: 132 - Follows: 177 - Updated: 4/13/2008 - Published: 10/2/2007 - Master Chief/John-117, Aang