The series is structured into three "Books," each focusing on Aang mastering a specific element:
Considered one of the greatest animated series of all time, Avatar: The Last Airbender (ATLA) avatar - the last airbender the complete series
Avatar: The Last Airbender (ATLA) is a highly acclaimed American animated series that aired on Nickelodeon from . It is widely considered one of the greatest animated series of all time due to its deep character development, intricate worldbuilding, and mature thematic depth. Core Series Overview "Avatar: The Last Airbender - The Complete Series":