Sure, we may have had our official Halloween costume contest on October's Engadget Show, but who are we to deprive you the reader of taking part in the spooky holiday fun? We've asked everyone to send in their geeky costumes and got some great responses, from the above playable Game Boy, to Barf from Spaceballs, to the requisite Vulcan, to a handful of Steve Jobses. Check out some of our favorites after the break, and continue to send them along to tips [at] engadget [dot] com.Gallery: