Extreme Rules (2016) was a professional wrestling pay-per-view event produced by WWE. It took place on May 22 2016 at the Prudential Center in Newark New Jersey. It was the eighth event under the Extreme Rules chronology. Eight matches were contested at the event (including one match on the pre-show). In the main event Roman Reigns defeated AJ Styles in a Extreme Rules match to retain the WWE World Heavyweight Championship. After the match Seth Rollins made his return and attacked Reigns.