Up for grabs behind door #1 is a copy of Dead Space from the recent Humble Origin Bundle. As proof of ownership, that the key is unused, and that it is for Steam, I am including this screenshot from the Humble Bundle page: http://i.imgur.com/VlDnA6S.png

Good luck to all entrants :)

This ends promptly at 8:00 PM (-0400 UTC) September 12, 2013. At that time, I will unlock the code. Make sure your e-mail addresses are valid and up to date: Winner will be sent the code via e-mail.