Aquaman defeats the nameless gangsters then is transported away by a mysterious invention and finds Mera standing before him.; Traveling to the 30th century, Supergirl defeats the Positive Man to help the Legion of Super-Heroes, who have lost their powers. Later, she exposes the Chameleon Men who have been posing as the Legionnaires.; Supergirl tries to find the perfect mate for Superman.; One of America's richest men is afraid of the dark and turns to the Sandman to solve his problem and hopefully end his horrific nightmares. But the man's personal psychiatrist has different ideas.; When interdimensional forces accidentally grant superpowers to "Sad" Jack Dold, he embarks on a crime spree and battles Wildcat and the Spectre.; Continued from last issue... The not-yet-Challengers are still trying to discover who sabotaged their jet... In Hawaii, Prof and Rocky pay a call on Prof's cousin Freddie, who was passed over to inherit Uncle Cyrus's fortune. Rocky kicks in a door - and finds Uncle Cyrus, alive and cranky! Cyrus faked his death to avoid taxes, and now attacks Prof with his cane! Cyrus collapses with heart trouble. Neither the old man nor Freddie could have rigged a sabotage... In Las Vegas, Ace and Red visit Bernie, a loan shark that gambler Red owes a fortune. He wants Red alive to pay his debt. What about Johnny Green, an old friend of Red's? He was supposed to fly with them. As for the plastic sabotage gizmo - Ace yells, "Plastic, that's it!" Continued...; Captain Marvel, Jr. battles a gang of crooks who stole Freddy's newsstand.