Good going, ndcristie.
One thing I noticed, just thought I'd share it:
A majority of the character seems overly-soft. The red parts look like marshmallows. I would say over-complicated, over-Anti-Alaised, and I think you lost some of your shading in complexity.
Now this may be largely due to the fact that you use more advanced techniques than I, but I thought it was worth sharing. Example (edited from the edit by Accident):
Just a thought. Keep it up!
Shrike