Following the "Harmonic Convergence" of Book Two, non-benders across the world suddenly gained airbending abilities. This plot device allowed the show to explore the rebirth of a dead culture. Watching Tenzin struggle to lead a group of reluctant nomads added a layer of emotional stakes and humor, while the introduction of the Metal Clan
9.8/10 Best Villain: Zaheer (Top 3 in all of Avatar) Most Heartbreaking Moment: The airbending sacrifice in "The Ultimatum" Korra’s Best Moment: Ripping out the mercury while screaming into a tornado. avatar korra 3