CM Punk, the former two-time WWE Champion, fought Mike Jackson at UFC 225. The event happened in CM Punk’s hometown, i.e., Chicago, Illinois. This was his second professional bout. However, his opponent, Mike Jackson won the bout via unanimous decision.
After the match, UFC president Dana White stated that CM Punk would possibly not fight for the UFC again. Punk made his MMA debut against Mickey Gall at UFC 203. The event happened at the Quicken Loans Arena, the arena where Punk left the wrestling promotion and retired from professional wrestling.
The second bout happened 638 days after the first bout. In professional wrestling, Punk has been a multiple-time world champion.