Jean Silva | Photo by Megan Briggs/Getty Images Jean Silva and Diego Lopes will collide in a Brazilian featherweight war to top the Noche UFC card on Sept. 13, but Silva is making sure to build a rivalry with the Mexico-based star. After taking on social media to bet his fight purse that Lopes won’t take him down , a message to which Lopes didn’t respond, Silva sat down with MMA Fighting’s Jose Youngs during UFC 317 week in Las Vegas to take it up a notch.