Battle for the Cowl?
February 2017: The first rumor emerges that Affleck no longer wants to play Batman following Justice League.
June 2017: Reeves attempts to offer assurance that Affleck will still star in The Batman, but falls a little short of his goal: "Yeah, right now that’s exactly what’s going on, for sure."
July 2017: On the eve of Warner Bros.' big film presentation at Comic-Con International a report surfaces that the studio is developing a plan to "gracefully" shift to a new actor as Batman, sooner rather than later. That prompts Affleck to declare from the stage of Hall H, “Let me be very clear, I am the luckiest guy in the world, Batman is the coolest fucking part in any universe.”
August 2017: Speculation reignites when Casey Affleck says on a sports radio show that he doesn't think his brother will appear in the Batman film. He has to issue a statement clarifying he was only joking.
November 2017: With the premiere of Justice League on the horizon, Affleck suddenly seems a lot less certain about his future as Batman than he did in July.
November 2017: Reeves is reportedly has Jake Gyllenhaal in mind to replace Affleck in The Batman, although Jon Hamm is also said to be lobbying for the role.
Novembers 2017: Justice League opens to mixed reviews and a domestic box office of $93.8 million, short of expectations. The film has earned $638 million worldwide to date.
December 2017: A report indicates that Affleck is expected to appear in Flashpoint, which centers on Ezra Miller's Barry Allen, but likely won't reprise his role in Reeves' The Batman.
December 2017: Affleck plays coy about whether he might return as Bruce Wayne, saying, "I always evaluate this stuff on the merit of the material," but adds that he still has a desire to direct a Batman film. “I want to direct a Batman movie,” he continued, “and I never got a script that I was happy with, so they are starting over and writing another script. And right now, I think a lot of different possibilities I think for the way the DC Universe could go, and I will just follow my interests in pursing that. And I know that I love working with this group of people, and it was a real joy for me to make this movie.”