CM Punk built his reputation as wrestling’s outsider, the performer who said what he wasn’t supposed to and eventually walked away from WWE entirely. His 2023 return ended a near-decade absence that most fans had stopped expecting to see resolved.
Punk’s appeal was that he didn’t fit the WWE mold and made that the point. In June 2011 he delivered the "pipe bomb," a promo that blurred script and reality by airing his actual grievances with the company on live television. It briefly made him the hottest act in the business and remains one of WWE’s most-replayed segments.
Punk left WWE in early 2014 over burnout, creative frustration, and untreated injuries. The departure was public and bitter. He spent time competing in UFC and working as a commentator before joining AEW in 2021, where his run ended in well-documented backstage conflict. For most of that period a WWE return seemed off the table.
He came back at Survivor Series in November 2023 in his hometown of Chicago, a genuine surprise given how his first WWE run ended. The years since have given him the sustained world-title chase that his original tenure never delivered, along with the on-screen arrival of his wife, AJ Lee, who returned in 2025.