Beautiful drawing by Ryan Downing: RDOWN
You may color this if you: 1) Give proper credit to RDOWN for the drawing and myself StacyRaven for the inks and flats, 2) do not sell prints, make copies of, distribute, or sell the image in any way. The rules are simple and easy to follow, so please respect them.
The original drawing can be seen here:
The digital inks can be seen here: