AJ Styles vs Shinsuke Nakamura IV is added to the Backlash cardFollowing the conclusion of the WWE Championship rematch between AJ Styles and Shinsuke Nakamura at The Greatest Royal Rumble event in Jeddah, Saudi Arabia, Smackdown Live Commissioner Shane McMahon has seemingly announced yet another rematch between the two men at the upcoming Backlash pay-per-view.ALSO at #WWEBacklash, @ShinsukeN will get one more opportunity at the #WWEChampionship when he challenges @AJStylesOrg! pic.twitter.com/FCXB4qYEum— WWE (@WWE) April 27, 2018As noted, AJ Styles retained the WWE Championship over Nakamura on two different occasions now within the course of this very month—with his first successful defense being at WrestleMania 34—and the second one being at The Greatest Royal Rumble event, when both Styles and Nakamura wrestled each other to an amazing back-and-forth match which ended in a double count-out.However, as per announced by commentator Michael Cole during the show, Nakamura is now slated to another shot at the WWE Championship, as ‘The King of Strong Style’ gets set to go head-to-head with AJ Styles for the third time this year in a WWE ring.Styles and Nakamura will square-off later next month—on the 6th of May to be exact—at the Prudential Center, in Newark, New Jersey and so far several championship matches have also been confirmed for this year’s event.Below is the updated match card for this year’s Backlash pay-per-view:The Miz vs Seth Rollins - WWE Intercontinental ChampionshipSamoa Joe vs Roman ReignsBig Cass vs Daniel BryanNia Jax vs Alexa Bliss - Raw Women's ChampionshipCarmella vs Charlotte Flair - Smackdown Live Women's ChampionshipAJ Styles vs Shinsuke Nakamura- WWE Championship