[ just wait until he realizes she's the new avatar, that's going to blow his mind. fortunately for korra, he is easily bullied by both animals and people alike, so she's got plenty of material. it's also kind of nice to have people from home, though he wouldn't expect someone from the water tribe to be happy to see him. understandably, now that he really comprehends what the fire nation has done to the world. ]

I'm Zuko. I'm from the Fire Nation... but I'm not with them anymore. I mean, I am, but....

[ might as well get that out there. even if he doesn't specifically recognize her from his times around the southern water tribe, there's no doubt she'll know who he is. ] ... I'm helping the Avatar restore balance to the world.

[ he glances over at naga at the introduction. ] Naga's.... big.

[ wow. what an incredible observation. ]