Supposedly, Mine is in a coma. Which effectively takes her out of the fight completely. She isn't dead but the thing with her eyes looks like she was blinded. So, my theory is that she is in a coma and has been blinded.
Four Members Remaining (in fighting condition): Najenda, Leone, Akame and a possibly very sick Tatsumi. I get the feeling the poison will get the better of him in the next chapter.