THE GREATEST FAN GROUP FOR AVATAR: THE LAST AIRBENDER! One of the biggest Avatar: The Last Airbender / ATLA fan groups on Roblox! This group is for fans of the TV series Avatar: The Last Airbender that ran from 2005-2008, and fans of the official ATLA comics, games. Avatar Generations mobile RPG, etc. This is for the true fans of Avatar: The Last Airbender. I guess you can talk about Legend of Korra if you want, but we are focused on ATLA. Water, Earth, Fire, Air. The four elements. The balance of the world depends on them. The Avatar must restore balance and harmony between the four nations!