"Superman" soared into theaters this weekend, snapping up an estimated $122 million in domestic ticket sales and launching a new era of DC superhero flicks.

Breaking down the teases and DCU Easter eggs you might have missed in Gunn's Superman, from the possible introduction of a new Justice League to the music cue that's sparked rumors about a different caped crusader.

James Gunn ’s Superman might kick off a new era for DC Studios, but don’t expect it to operate like a domino in a long, interconnected chain. Despite featuring iconic characters like Green Lantern’s Guy Gardner and Hawkgirl,