Such pretty colors! I admire you for branching out into a portrait with a complex landscape. Sandals look a bit strange, though: her hands are unalike, and so are her legs. I think one arm is longer than the other, too. While I'm charmed by your inclusion of her little fangs, that they're drawn with such comparatively thin lines makes them look more like an afterthought than anything else. I feel like a huge jerk spending more time on the negatives than giving you credit for the good you've done, and make no mistake, you've done a lot of good! It's just that there are a few kinks that need sorting out, and hey, that's what practice is for! Most of the anatomy issues would be solved by building your subject out of basic shapes in the sketch stage, which is how animators like DeadlyComics generally get a feel for their characters.