DC · May 3, 2013
Collects Justice League of America #195-197, 207-209, All-Star Squadron #14-15
Targets on Two Worlds; Countdown to Crisis!; Crisis in Limbo!; Crisis Times Three!; The Mystery Men of October!; The Bomb-Blast Heard ’Round the World!; Master of Worlds and Time!; Let Old Acquaintances Be Forgot…
Writers: Gerry Conway, Roy Thomas
Artists: George Pérez, Keith Pollard, Don Heck, Joe Kubert, Adrian Gonzales, Jerry Ordway