Cover pencils by Mike Sekowsky, inks by Murphy Anderson. The Case of the Forbidden Super-Powers!, script by Gardner Fox, pencils by Mike Sekowsky, inks by Bernard Sachs; Headmaster Mind invents a device which creates natural disasters whenever the JLAers use their powers; Batman's and Green Arrow's failed efforts to stop Headmaster Mind's students Matter Master, Tattooed Man, and the Top without super-powers encourage the other JLAers to take them on without using their special abilities, while Batman and Green Arrow attack Headmaster Mind and his device. 36 pgs. $0.12. Cover price $0.12.