Johnny Walker made a strong debut in the top weight class at UFC 332, defeating Mick Parkin with a knee strike. The fight was marked by Walker's strong showing and the dramatic knockout, which left Parkin unconscious. The event generated significant interest and responses from MMA professionals, with many expressing interest in a potential matchup with Poatan. Walker's win was widely covered in various news outlets, including Sherdog, Yahoo Sports, Bloody Elbow, UFC.com, MMA Fighting, Cageside Press, and MMA Junkie.