There's really nothing to say about this anime than its the best anime i've watched, it may be a bit overrated but its amazing you should give it a try.
Characters 10/10
We have the main grill -> Ryuko Matoi
The ADHD Girl -> Mako
The Badass Girl -> Satsuki
(My English may be not fully correct)
Story 10/10
This anime is fucking awesome! it has alot of information and awesome plot twists.
Art 10/10
It has an amazing twist of it with the art, the fighthing scenes are amazingly good and well made.
Sound 10/10
The soundtracks in this animu are fucking amazing, the 2 op's are amazing.
Enjoyment 10/10
Best Anime i've seen o-o