James Gunn has provided an explanation of the dcu timeline, which includes various movies and shows in the new dc cinematic universe. The timeline appears to clarify the placement of certain characters and storylines, such as clayface and supergirl, as well as the fit of peacemaker season 2 within the larger dcu narrative. The exact details and clarity of the timeline are still being sorted out, with some outlets suggesting that understanding the dcu canon is still a work in progress.