"Young Fool.  Only Now - in the end - do you understand." The most evil, wreched being in the universe portrayed as a mechanized version of himself. Darth Sideous' sagging, rapidly aged skin presented a very distinctive look to pursue.  A network of interlocking panels that still carried the downward, contemptuous gesture of Sidious was necessary.  Done for fun, and for #MarchofRobots

Here are some close-ups of the facial breakups.  I recognized after uploading this piece that I henceforth must rely less on the penwork and more on defining the surfaces with light.