When the Thanagarians visit Earth, Hawkgirl is forced to choose between loyalty to her people and love for her friends on her adopted planet Earth. This is the one battle that could rip the World's Greatest Super Heroes apart forever.
Lex Luthor is frozen during a battle with the Justice League. He thaws out in the 31st century, discovers Time Trapper and prevents Superman's arrival to Earth as a baby. Future teen heroes Karate Kid and Dawnstar must stop him.