World Fighting Federation Athletes Blow The Doors Off At Wild Horse Pass Hotel & Casino Click here to read from the publication source: Across an epic night of mixed martial arts action the World Fighting Federation put on its second event in under a month’s time. Making a return to the Wild Horse Pass Hotel

October 3rd 2009 The World Fighting Federation put on a MMA fight that pitted Tucson vs Phoenix for bragging rights to Arizona. It all went down at Casino Del Sol.