Green Lantern was a pretty standard action movie, but lacked both the comedic chops and the emotional core that has made the

Marvel and DC have spent their entire existence trying to convince fans they are galaxies apart, despite orbiting the same comic cosmos. Yet, every time they clash at the box office, they somehow prove they are just different shades of the same spandex.

Fourteen years after its release, director Martin Campbell has a pretty good idea why his Green Lantern movie was far from successful. He even takes personal responsibility for the Ryan Reynolds-led film’s flop.