"Originally published in single magazine form in Young Justice 1-7, Young Justice 1,000,000, JLA: WORLD WITHOUT GROWN-UPS 1-2, SECRET ORIGINS 80 PAGE GIANT 1, Young JUSTICE: THE SECRET and Young JUSTICE: SECRET FILES 1"--Title page verso.. "Originally published in single magazine form in Young Justice 1-7, Young Justice 1,000,000, JLA: WORLD WITHOUT GROWN-UPS 1-2, SECRET ORIGINS 80 PAGE GIANT 1, Young JUSTICE: THE SECRET and Young JUSTICE: SECRET FILES 1"--Title page verso.