Now that David Corenswet's Superman is flying high at the box office and Milly Alcock's Supergirl is hitting cinemas next year, DC fans are already thinking about the next major superheroes that are set to join the franchise. Of course, we're talking about Batman and Wonder Woman, who are yet to be cast in the new DCU.

Sean Gunn makes a (very) brief appearance as Maxwell Lord in Superman, and the GOTG actor has now taken to social media to share a new BTS look at his take on the DC Comics villain(?)

DC fans are hopeful that a major supervillain team-up could be coming to James Gunn's new DCU, especially after the way Superman ended. But before we get any further, be warned: there are Superman spoilers ahead, so turn back now if you haven't seen the movie and don't want to know what happens!

Rachel Brosnahan, who portrays Lois Lane in Gunn’s upcoming Superman reboot, also responded enthusiastically during the interview. “Tell DC! Tell James Gunn! I’d like to fly,” she joked, encouraging fans to push for Lois’s evolution on screen.

Superman director James Gunn weighs in with his thoughts on the state of superhero cinema, and opens up on the problems faced by DC before DC Studios was launched. He also talks Batman and Wonder

For his part, James Gunn has said rumors surrounding exactly how much money Superman needs to make in order to be considered successful are wide of the mark. In a profile of Superman actor David Corenswet published on GQ, Gunn downplayed the box office pressure on the movie. “This is not the riskiest endeavor in the world,” Gunn said.

Superman is out today, but the Man of Steel's return to the big screen is just the beginning for James Gunn and Peter Safran's DCU.Per a new report by the Wall Street Journal, Gunn and Safran are aiming to release one animated and two live-action movies per year,