General Note: LSC 28.99Originally published in single magazine form in Batman 24-25, Action Comics 25, Batgirl 25, Batwing 25, Batwoman 25, Birds of Prey, Catwoman 25, Detective Comics 25, The Flash 25, Green Arrow 25, Green Lantern Corps 25, Nightwing 25, Red Hood and the Outlaws 25."Featuring Superman, Green Lantern, The Flash, Batgirl, Green Arrow, Catwoman, Commissioner Gordon, Batwoman, Nightwing, Red Hood, Batwing, and Black Canary!"--Cover."Superman created by Jerry Siegel & Joe Shuster"."Nightwing created by Marv Wolfman and George Perez"."Batman created by Bob Kane".