There's a reason that many consider "Avatar: The Last Airbender" to be the best-animated show of all time. Its rich world, lovable and nuanced characters, and willingness to tackle complicated topics like war and trauma drew in dedicated fans of all ages. In the nearly 15 years since the show's finale, fans have kept the proverbial flame burning, and the production companies have paid attention! Avatar Studios recently announced plans for a run of feature films, the first of which will focus...