Ok people, which one of you forgot to tell me about Wormtooth Nation? http://theskyisfree.com/

(all 9 parts viewable here)

http://vimeo.com/theskyisfree/page:3

Its obviously an amateur production, but it may just be the best steampunk miniseries yet (not saying much but still!) Its loosely based on Midsummer night's dream, and its all set in an underground distopia, much like metropolis.