Korra is the Avatar, you just gotta deal (korra) wrote in valarnet,
I think it has to do with his facial expressions, I don't know. Like, he's done wrecking the MUTOs and San Francisco or whatever and then he's like 'I need a nap'.
But we watched some of those older ones the other night and yeah, he's a lot grouchier there. Though can you blame him? You really can't.