@_maaaziii Aang or Korra, depends on are we counting skills or speed. Aang learned how to use 3 new elements in a span of 6ish months (including a comma) but Korra got to metalbend, bloodbend, and literally defeated an evil avatar
@OP_senju It's not just nostalgia, but the feeling the scenery gives. It's small details, but as you grow older you learn to appreciate art of the animation more. For me it's the way everything moves in the show, there's not a single static moment. At all times something keeps your focus
@okayyyy37 The Fire nation had it's own industrial revolution. Fire is generally the weakest, but in the conditions that they had, they could easily take other nations in a fight. The earth kindom was close to it. but most of their inventions came from the Fire nation