Gray - A LowPoly Game Character

Its the first time I tried to create a human by myself. I call him Gray :stuck_out_tongue:
I want to use him in my Game, by rendering Images and creating Sprites of them.
What do you think of this?
Do you know how to make him look better?

Normal Cam:
http://img143.imageshack.us/img143/1216/samplecam.png