As a child, I always saw myself in Katara from "Avatar: The Last Airbender." She was stubborn, loudmouthed, questioned authority, and had an overbearing, sexist brother who pushed her buttons.

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 ...

Avatar: The Last Airbender went to some dark places with this particular favorite (or darkly memorable) episode for one of its cast members.