The Ultimate Fighting Championship organization will be hosting a casting call for the next international edition of its long-running reality series, The Ultimate Fighter, on Wednesday, Sept. 11, 2013, in Sydney, Australia, and Sunday, Sept. 22, 2013, in Toronto, Canada. The Ultimate Fighter Nations: Canada vs. Australia will host open casting calls for welterweight (170lbs) and middleweight (185 lbs) fighters. All The Ultimate Fighter Nations candidates must be between the ages of 18 and 34, have a minimum of three professional Mixed Martial Arts (MMA) fights – holding a winning record (with verifiable records) and hold a valid Canadian or Australia passport.