An Undisputed WWE Championship match between John Cena and Randy Orton secures top billing. Ever since Cena captured the gold from Cody Rhodes at "WrestleMania 41," Orton has been haunting his longtime nemesis. Cena has been on the receiving end of three RKOs in the lead-up to "Backlash," and he'll look to avoid Orton's legendary move on Saturday.

A rivalry that spans generations renews when Randy Orton challenges John Cena on May 10 for the Undisputed WWE Championship. The match at WWE's Backlash event in St. Louis, along with undercard action,