EntertainmentTVFantasy ShowsAvatar: The Last AirbenderNetflix’s Avatar: The Last Airbender’s burning heart isn’t Aang, but the wise Uncle IrohWhen you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. EntertainmentTVFantasy ShowsAvatar: The Last AirbenderNetflix’s Avatar: The Last Airbender’s burning heart isn’t Aang, but the wise Uncle IrohWhen you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. When you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. (Image credit: Netflix) As the only person capable of bending all four elements,the Avataris responsible for maintaining harmony among the four nations, not to mention the balance between our human world and the spirit realm too. Yet when it comes toThe Last Airbender’s fandom, it’s not 12 year-old Aang who unites us all, it’s Uncle Iroh, an old man …