Superheroes that are like “if we kill them we’re just as bad as they are uwu” ? Micro dick energy
The only exception is Aang, whose whole “I’m not gonna kill him if i can find another way” thing is less false moral equivalency and more “I’m twelve and I have been through way too much bullshit this year to add ‘commit my first murder’ to the list.”
Non-violence was also a part of his culture, and as the last air nomad he didn’t want another aspect of his culture erased by the fire nation