<Tr> <Td> WrestleMania 34 </Td> <Td> Greatest Royal Rumble </Td> <Td> Backlash (2018) </Td> </Tr> <P> Greatest Royal Rumble was a professional wrestling pay - per - view event and WWE Network event promoted by WWE for their Raw and SmackDown brands . The event was held on April 27, 2018 at the King Abdullah Sports City's King Abdullah International Stadium in Jeddah, Saudi Arabia . The event was scheduled for 7: 00 p.m. local time . It aired live in the United States at noon EDT, with a pre-show starting at 11 a.m. EDT . At the event, all men's main roster championships were defended, in addition to a 50 - man Royal Rumble match . </P> <P> The card featured ten matches . In the main event, Braun Strowman won the titular Greatest Royal Rumble match to become the inaugural Greatest Royal Rumble Champion . In the penultimate match, Brock Lesnar retained the Universal Championship in a steel cage match against Roman Reigns . On the undercard, the WWE Championship match between AJ Styles and Shinsuke Nakamura resulted in a double countout, The Undertaker defeated Rusev in a casket match, and John Cena defeated Triple H in the opening match . </P> <P> Since 1988, the Royal Rumble has been an annual event held by WWE and is typically shown on pay - per - view . The event is highlighted by the Royal Rumble match, a battle royal whose participants enter at timed intervals . The Greatest Royal Rumble included the largest version of the match to date, having a total of 50 participants . </P>

Who won the greatest royal rumble universal championship