Kai seeing Princess motherfucking Azula talk shit about the Earth Kingdom, but knowing he'd get his shit rocked if he says anything is peak character development, fight me.
Kai sticks his chin out and starts stroking an imaginary beard, doing a passable impression of Tenzin.
"It can't have been Rinzen, they wouldn't do something like that. Not Kai, either. He's far too handsome and cool and skilled an earthbender. It must have been Kiki."
“You’re on.”
They’re judging the distance and the power necessary to cross it.
And off a blast of air goes, and for a moment there’s silence, before the bell rings. Success!