Custom Photoshop Brushes

Tonight I went through a tutorial series on creating custom photoshop brushes and I really like the results of it.  As something I already created, it was really interesting to see a different approach to it, and how it can be used more effectively than I had been.  It ended with a bit of a Concepting session and this is what I ended with:

The Tutorial was from Pencil kings and can be found here:
http://www.pencilkings.com/arturo-aguirre-brush-sketching-video-series/

If you're interested in using the brushes I created from this tutorial, let me know, I'm more than happy to share them.