Well done, detail and line width composition is well executed and character expressions are flawless. If I may make a suggestion, apply the third dimension to your shading as well, since you're hinting the characters have depth in other ways, it feels more right if the cross hatching wraps around the bodies. It would really make the characters pop out of the screen and come at you.



And let's face it, if a pony is coming at you, that's a good thing.