Super-villain Black Manta has created an army of octopuses to capture the underwater city Atlantis and destroy Aquaman--will he finally succeed or can Aquaman save his city?

When Icicle, another supervillain with wintry powers, invades Central City and starts taking credit for all the evil-doing, Captain Cold is seriously annoyed--will he actually help the Flash defeat this competitor to regain his status as the city's main supervillain?

Below the Southwest desert Lex Luthor has created a kryptonite death trap for Superman, but when the leaking kryptonite turns the scorpions, insects, and other cave creatures into super species he finds he may need Superman to rescue them both.