A fancier title for Lyoto Machida vs. Mauricio Rua is Dragon vs. Shogun.I've watched some kung fu movies lately (Crippled Avengers, Shogun Assassin). I've also written a piece featuring Wu-Tang songs heavily powered by kung fu sound bytes.But the upcoming throwdown between the two Brazilian fighters makes me want even more kung fu.Dragon vs. Shogun has the makings of a classic. Machida could dominate and put on a show or Shogun could score a shocking upset. There could even be a close...