A few thoughts to go along with my own post:
Originally Posted by Diego Havoc
And the inked/coloured version:
I'm not sure how show-accurate you're shooting for, but making the strokes a darker color than the fill, rather than pure black is a relatively small thing you could do to get there. The show also uses thicker strokes. If you're trying to go for your own unique style, just disregard that :)
Twilight's leg, the one she's holding up looks like it might have too many joints or is just a little too long. It looks a little like she's wearing sleeves or socks which are too long.
Don't know what else I can offer. Looks pretty good.