The airbenders knew this whole time!! Korra would be the last of Avatar of this cycle! Now they need to make a new one for the next cycle.
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Avatar the Last Airbender/ Legend of Korra: the avatars and their animal companions THE FEELS
Avatar the Last Airbender/ Legend of Korra: friendships that transcend lifetimes
The Legend of Korra - Book 4: Toph & Korra... Toph never changes.
Age and Time Don't Always Have to Change Us | Toph Beifong | The Last Airbender | The Legend of Korra | Avatar
The Legend of Korra
Avatar the last airbender nerd out