Sonic the Hedgehog and Avatar: Last Airbender Crossovers
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The Four Elements and Four Hedgehogs by Shadow Hedgi reviews
Shadow Hedgi, Rotark, Sonic, Shadow, Silver, and now Mephiles are at it again with strange portals through different dimensions! They now enter the world of Avatar, where Aang doubts that he can defeat the Fire Lord. Can our hedgehogs and authors help Aang while getting back home? Rated T for Language!
Rated: T - English - Adventure/Fantasy - Chapters: 4 - Words: 5,893 - Reviews: 1 - Published: 2/8 - Sonic, Shadow, Silver, Aang - Complete
The Element of Emerald: Supreme Edition by M0b1uz reviews
Two worlds. Two groups of heroes. One stranded on an alien world, the other oblivious to the storm that's about to come. There enemies united against them, and the only hope to save two worlds...is together! Remake of a wrongfully forgotten fanfiction
Rated: K+ - English - Adventure/Fantasy - Chapters: 3 - Words: 31,695 - Reviews: 13 - Favs: 5 - Follows: 6 - Updated: 1/13 - Published: 8/16/2016
Avatar Sonic: Elements by firewaterwarriorKats reviews
Fire. Air. Water. Black, blue, and white. Past, present, and future. The Avatar has protected the world of Mobius for thousands of years, longer than the world can remember. When Harmonic Convergence sees the release of the Dark Spirit, it may take more than one Avatar to defeat it. Maybe, three?
Rated: T - English - Adventure - Chapters: 1 - Words: 2,523 - Reviews: 2 - Favs: 3 - Follows: 3 - Published: 10/19/2016
The Element of Emerald by M0b1uz reviews
Two worlds. Two groups of heroes. Both betrayed and grief-stricken by the the loss of a loved one. Their enemies have united against them, and now, the only way to ensure the safety of both worlds...is together! Some parings, and plenty o' funny.
Rated: K+ - English - Adventure/Fantasy - Chapters: 25 - Words: 165,905 - Reviews: 155 - Favs: 68 - Follows: 66 - Updated: 8/18/2015 - Published: 12/27/2010
How You Play The Life Game (version 2) by Darkest Nightmare's Dread reviews
A rewritten version of How You Play The Life Game. It's a more structured, more cohesive version. Third genre: supernatural. Rated T for violence and mild gore (things turning into greenish clouds of vapor). Rating may change.
Rated: T - English - Sci-Fi/Suspense - Chapters: 1 - Words: 289 - Reviews: 1 - Follows: 1 - Published: 3/20/2015
Avatar and the Hedgehog by CyberActors15 reviews
After 100 years of war the Avatar has been found and he has to find allies to help him on his quest. The avatar needs help from benders non benders and animals who can practically bend.
Rated: K - English - Humor/Adventure - Chapters: 3 - Words: 7,953 - Reviews: 8 - Favs: 4 - Follows: 5 - Updated: 6/19/2013 - Published: 8/11/2012 - Sonic, Aang
The Wind's Journey by WildFire97 reviews
This takes place after Sonic tries to return home in episode 51 of Sonic X. The hedgehog finds himself in the world of the Avatar and has brought the Emeralds with him. Is this world prepared for the power the Emeralds hold or will they fall in bad hands.
Rated: T - English - Adventure/Fantasy - Chapters: 1 - Words: 1,712 - Reviews: 19 - Favs: 15 - Follows: 21 - Published: 2/18/2012
After the War: Robbed of Heart by Vampire Tails reviews
A few years after Kurt Oglividge married Sally Kin, he was wanted by the military to serve in the war. After 10 years, he came back, but he's nothing like the person whome Sally once knew. Will Sally be able to bring back his heart? Or is he too far gone?
Rated: K+ - English - Hurt/Comfort - Chapters: 6 - Words: 4,607 - Reviews: 7 - Updated: 6/24/2010 - Published: 6/19/2010 - Complete
Two Worlds, One War by Xx Senshi of Ankoku xX reviews
The gang have finally brought peace to the Avatar World. But something looms in the future. Sonic makes his return to warn the gang that Eggman is planning to bring back something ancient...something evil. The Gang and Sonic are the last line of defense.
Rated: T - English - Drama/Adventure - Chapters: 6 - Words: 10,609 - Reviews: 5 - Favs: 8 - Follows: 3 - Updated: 9/19/2009 - Published: 9/17/2009 - Complete
The Adventure of Heroes by Xx Senshi of Ankoku xX reviews
The Avatar world is still at war. Azula leads her own army of Fire Nation soldiers to claim control of the world. However, Sonic's back as well. Together, they must stop Azula, and her new ally Eggman with their new plan; Bring back Sozin's Comet.
Rated: T - English - Adventure/Suspense - Chapters: 6 - Words: 12,944 - Reviews: 12 - Favs: 11 - Follows: 4 - Updated: 9/16/2009 - Published: 9/13/2009 - Complete
A Super Sonic Avatar Adventure by Xx Senshi of Ankoku xX reviews
The Fire Nation sieges the Northern Water Tribe again, an old villain escapes, Aang facing his destiny, and with the help of the fastest thing alive, can the newly formed group complete their quest? My take on how Ozai will be defeated.
Rated: T - English - Adventure/Drama - Chapters: 5 - Words: 6,604 - Reviews: 11 - Favs: 15 - Follows: 4 - Updated: 9/2/2009 - Published: 9/1/2009 - Complete
The Wind and the Flame by Shadowspeed2020 reviews
After a battle with Eggman,Sonic and his friends have landed in the middle of the Fire Nation war,and now help fight to restore peace to the nations.Many battles lie ahead,and relationships develop and strengthen.
Rated: T - English - Adventure/Romance - Chapters: 1 - Words: 1,558 - Reviews: 11 - Favs: 18 - Follows: 17 - Published: 4/17/2009 - Shadow, Mai