Info édition : Collects stories from CHASE #1-9 and #1,000,000, BATMAN #550, #1-9, DC UNIVERSE SECRET FILES #1, SECRET FILES GUIDE TO THE DC UNIVERSE 2000 #31, SUPERMAN: OUR WORLDS AT WAR SECRET FILES #1, JSA SECRET FILES #2, THE FLASH SECRET FILES #3, THE JOKER: LAST LAUGH SECRET FILES #1, BATGIRL SECRET FILES #1 and HAWKMAN SECRET FILES #1.