37x10 - WWE Pay-Per-View Shows

The 2021 Extreme Rules was the 13th annual Extreme Rules professional wrestling pay-per-view and livestreaming event produced by WWE. It was held for wrestlers from the promotion's Raw and SmackDown brand divisions. The event took place on September 26, 2021, at the Nationwide Arena in Columbus, Ohio, and was the first Extreme Rules to air on the livestreaming service Peacock. It was also the first Extreme Rules event to be held in September, replacing Clash of Champions that was previously held during that month.