Plot
In the 31st century, Earth-Man and his Justice League discover that Superman has returned. Superman and his colleagues attack an alien holding camp, trying to find Brainac 5. Dawnstar discovers that Brainy has teleported back to Colu. They free Polar Boy, and escape to their underground headquarters. They send off-planet the other aliens they rescued, but Earth-Man, using Saturn Girl's stolen powers, tracks them, and he and the Justice League attack. Superman's team is placed in a shuttle for Colu, but are captured by the intelligence collection of Colu, led by Brainiac 5.