For example, I show the undead archer/cannibal Gnarl below:
Before:
After:
Workflow: in future posts I'll share my workflow. In short, I sketch with pencil first. I explore various compositions that reflect the character and the atmosphere in which they are being depicted at that point in the story. Then I scan it in, and work the rest via Photoshop. I have recently discovered a community of professional artists who have similar workflows (ImagineFX). The magazine is a bit expensive, but is worth it for the tips and digital resources provided on the DVD. Many "reprints" of tutorials/workshops are available free @ http://www.imaginefx.com/