12rounds posted at 1:32AM Tue, 06 October 2015 - #4232482

I've been doing what the OP described for 15 years. Confident use of a drawing tablet is essential as well as familiarity with whatever 2D program one uses. Here is a sketchy illustration I did few weeks ago. Poser and Photoshop.

Those are super! Very nicely done. Thanks for sharing them.