While there are plenty of 8-bit game parodies of tv shows, this one goes beyond a trailer and you can actually download the game at the link. The game was created by comic artist Abel Alves and allows you to play through a number of storylines in the books/TV show.
Tokyoflash Treasure Hunt - Win a Tokyoflash Watch of Your Choice!
Going on right now: Tokyoflash Treasure Hunt #26. Win a Tokyoflash watch and neat stuff from the NeatoShop. It's fun and easy to play: Link