As far as the "anatomy" goes, I don't really see an issue with it in this one. The hand looks a little weird, but that's all I would question, it doesn't look wrong though. I think she looks great and this was unexpected since I was waiting for your zerosuit version lol. Great job though, gotta love rouge. (Regina was acting weird about it though, go figure )
Its hard pushing the hip out for some reason. That simple piece of advice to not have the shoulders and hips parallel is really helpful though for posing. I sketched out zero suit Rouge but didn't like how it looked. I wanna try again sometime.
I kinda agree with hooks. Her ribs look a little over too much, the wrist on that side looks odd, and that hand looks smaller than the other. I think the lighting on the jeans could've been more subtle too, it makes them look like leather and less like jeans. Other than that, it looks n