Issue: #15
“The Overlord Goes Under.” The Overlord uses his command of earth, air, fire, and water to strike four different locales.
Creators: Ramona Fradon, Larry Hama, Bob Smith, Milt Snapinn, Jerry Serpe, E. Nelson Bridwell
Characters: Batman, Dick Grayson, Superman, Aquaman, Wonder Woman, Overlord, Jayna, The Sylph, Zan, The Undine, Gleek, The Gnome, Salamander