I don’t really believe this, but it’s a fun speculation. It answers a few other LOK questions.
First, why did Tenzin wait so long to have kids? I can understand if he was a member of another nation, but he was the last airbender in the entire world for a good amount of time. And before Aang…
This would make awesome fanfic material. Could I maybe use this idea if you don’t plan on writing something else with it? I’ll give you credit for the concept :)