Mary Sue doesn't actually mean a woman who just got given major powers, it more means a woman who was made more powerful to fill a role. There is a male equivalent too.
Which of course is what she is, but not in the way these morons mean it, and certainly not how they've misinterpreted it
Despite wanting the killing to be better, anyone who gives a feck that it was any gender/skin colour role than ended up killing the NK seriously needs a look in the mirror. I for one am glad it was the badass ninja assassin, and not the lucky do gooder or the pretty queen who can't fight for shit.