Sillof's Workshop has designed some sweet steampunk Star Wars action figures that you can check out right here. There are great interpretations of some of the Star Wars favorites such as R2, Luke, Han, Vader, Tarkin and more.
For those not quite sure what steampunk is, Sillof's Workshop offers the following definition:
"Steampunk is a genre of science fiction fantasy that generally contains worlds full of amazing technologies in the form of antiquated systems. Such as steam, gears, and clunky elements blended with old world Victorian design elements, think Jules Vern. For further explanation here is the wiki on steampunk."