This POP! shows a stern-faced figure crouched low in a ring of swirling yellow-orange fire, with one hand drawn up near his mouth as if mid-command. In the Nickelodeon Avatar The Last Airbender animated show (Avatar: The Last Airbender, 2005), Fire Lord Ozai is a central antagonist and the ruler of the Fire Nation. The series is widely known for its storytelling and worldbuilding within the animation category.