World's Finest Comics #161

When a meteor crash unleashes a prehistoric Kryptonian caveman, Pete Waller and his boss Jo-Jo Groff see a chance to strike gold—literally. But when the caveman’s ancient powers draw the attention of Superman, Batman, and Robin, their heist takes a turn no one saw coming.

In "The Super-Foes from Planet X," Superman, Batman, and Robin are summoned to a distant world where alien beings, long reliant on robots, face a crisis when their machines begin to fail. Forced to confront natural dangers firsthand, the heroes become unlikely teachers to a civilization that has forgotten how to think—and fight—on its own.

In "The Super-Batwoman," Batwoman gains temporary superpowers from a capsule crafted by Jor-El, using her 24-hour window to uncover the true identities of Batman and Superman. With Lois Lane and Perry White making brief appearances, she races against time to solve the mystery—before the power fades.

In "The Alien Who Doomed Robin," a mysterious extraterrestrial arrives on Earth with a peculiar mission: shrinking iconic buildings and carting them off to his home planet to build a cosmic theme park. With time running out and cities vanishing piece by piece, Superman, Batman, and Robin must track down the thief before the entire skyline disappears—before it’s too late.

In "The Menace of the Atom-Master," the mysterious Atom-Master unleashes a wave of giant illusions that plunge Metropolis and Gotham into chaos, diverting Superman and Batman just long enough for his operatives to steal vital resources. With those funds, he pushes his technology further, inching closer to the power to manifest his thoughts into real, tangible forms.