With the release of "Superman," which stars David Corenswet as Superman and Rachel Brosnahan as Lois Lane, the DC comics universe is looking to jumpstart its rivalry with Marvel, which has dominated the box office since 2007.

The new "Superman" features three cameos that may surprise fans —including one that sets up the next movie in the rebooted DC Universe. The film starts three years into Superman

The David Corenswet-led film is both a reboot and the big-screen introduction to a new DC Universe that will unfold in the coming years across movies and television. While Superman isn’t technically the first official new DCU project —that honor belongs to last winter’s Creature Commandos—the new film is Gunn’s first broad-stroke,