These are what we call the 'YMMV items.' Things that some people find in this work. We call them 'your mileage might vary' because not everyone sees these things in the same way. This starts discussions in the trope lists, a thing we don't want. Please use the discussion page if you'd like to discuss any of these items.
And top of all that, there's the new set of Elemental Powers rules that, depending on your opinon, either gives focus to the mythos or painfully limit the scope of the series.
Fan Nickname: Saint Seiya GT, both made by Toei Animation, with no input from their original creators, set many years after the original series' ending, not canon to the original universe and with polarizing fan reactions.
Saint Seiya GX, both spin-offs of a popular anime, focusing on a younger cast, introducing a controversial school that teaches each universe's concepts, and also with polarizing fan reactions.
What Do You Mean, It's Not Political?: One can't help but see Yuna as a character with strong feminist bent, with her defying the traditions for female saints to put mask. The same defiance can also be seen as a Take That against certain religions with similarly imposing decency law.