ok so this will be a few choices that I may or may not make to this story all depends on how you feel about it . 

1. do you want me to change Yang for Leone (from Akame ga kill) 

 Yang : 

Leone : 

(side note if you want me to change her I will need to redo chapter 10 which I don't really mind doing)

2. If I replace Mari Setagaye who do you want to take her place

Ryuko(out of Kill La kill)

Or 

Lucy(out of Elfen Lied)

Ryuko : 

Lucy :