Ben 10: Fire Nation vs Modern Warfare

 Ben 10: Fire Nation vs. Modern Warfare is a hypothetical crossover video game of the Ben 10 franchise, Avatar: The Last Airbender, and Modern Warfare 2. It's in the game engine of Modern Warfare 2 and is the first spin-off of the Ben 10: Modern Digi-Brawl Series.

Teams:

The teams on the game are still the six factions from Modern Warfare 2 (Task Force 141, U.S. Army Rangers, U.S. Navy SEALs, Spetsnaz, OpFor, and Brazilian Militia), but 4 more are added (Plumbers, Team Avatar, Fire Nation Military, and The Negetive 10).