I get that it's the theme of the world but I always hated how Korra and Tenzin were the only ones wearing vibrant clothing Comparing them side by side, Aang's group just visually look so much more interesting and memorable
Piers is such a tragic Pokemon character because he was the first dark type gym leader we've ever gotten AND he's got an interesting design yet a lot of people just associate him with that one clip in swsh that reminds us of pokemon still not having any voice acting