James Gunn has revealed a new Lanterns poster. The show prepares to debut John Stewart and Hal Jordan, the members of the Green Lantern Corps. Fans also got a glimpse of the Manhunters, a menacing group from Green Lantern mythology. During the recent presentation at San Diego Comic-Con, both Stewart and Jordan could be seen using their Green Lantern powers. James Gunn serves as one of the executive producers with the three creators and Peter Safran, Ron Schmidt, and James Hawes.