And even that wouldn't constitute mastery, as these numbers average out to one style every month. You would have a shallow or even reasonable overall knowledge, but no mastery.http://entertainment.wikia.com/wiki/Best_of_DC_DatabaseIf you have 10 years of your life to devote (without the nagging time-draining activities of school and/or work)..and billions of dollars to hire the best teachers for 24/7 private lessons...127 martial art styles!Bruce Wayne (AKA The Batman) did this, from Aikido to Yaw Yan...