Huh. [ This is all actually really interesting, and if he wasn't having a terrible day, he might suggest they meet up so he can hear more about it. ] So, earthbenders, firebenders... let me guess, there're people who can use water, and... wind? Air?
[ Four basic elements... it'd make sense. Then again, she was talking about metal and electricity, so, who knows. ]
voice;
[ Four basic elements... it'd make sense. Then again, she was talking about metal and electricity, so, who knows. ]