Zbrush cellshading for comic-book styled rendering!

I've been working on a spider-man character recently, the result of which can be seen here:
https://www.artstation.com/artwork/xzvbLE
and
https://www.artstation.com/artwork/qAv5nN

For the stylized Zbrush rendering I decided to create a small tutorial. Two parts: cell-shading and BPR filters. Here is the first part on cell-shading!
The image doesn't fit well in this blog, but just view it seperatly (or download it) to see what's what!