While he’s on the last leg of his WWERetirement Tour, the second season of John Cena’s hit DCU/HBO show Peacemaker just kicked off on Thursday, August 21. Fans had to wait a bit for this season to start. Season one ended in February 2022. The writer and director of the show, James Gunn, actually thinks that Cena has progressed as an actor since the show began in January 2022.