My favorite character is Zuko from Avatar: The Last Airbender. I just love his character development. My least favorite character is Aang from Avatar: The Last Airbender. I'm honest: I probably hate him the most because he ends with Katara and I ship Katara and Zuko. But I also think Aang is very childish which I absolutely understand, I mean he IS a kid, it's just natural. - But that makes him so fckin annoying, seriously.