Water. Earth. Fire. Air. Long ago, the four nations lived together in harmony. Then, everything changed when the Fire Nation attacked...” are the words that opened every single episode of the animated ...

Fire and Ash art is out, teasing what a producer for the film calls a big battle that will take place across the air and sea.

In a series of interviews, James Cameron teased Avatar 3 and spoke about what's to come in the next movie, including new Na'vi clans.