Superman #15/1977

In "Der Kampf der Gehirne," the cunning Kalkulator turns the tide against the Justice League, growing stronger with every defeat. As Batman, Grüner Pfeil, Falke, Elastoman, Atom, and Blitzschwalbe unite to stop him, even their combined efforts only make Kalkulator more dangerous—until Batman devises a final, unexpected strategy.

Perry White’s sudden, uncharacteristic outbursts leave the Daily Planet staff baffled—especially after the doctor warns him his health could suffer if he keeps losing his temper. While Lois Lane and Jimmy Olsen try to make sense of his erratic behavior, even Morgan Edge seems unsettled by the news. When Jimmy takes it upon himself to "fix" Perry, chaos—and a few unexpected laughs—ensue.

When Lois Lane dives into the underground Catcher scene to investigate strange occurrences, she finds a bizarre contrast: Würger Jeff, a seemingly inept player in training, effortlessly dominates every match in the ring. As tensions rise and the criminal syndicate SKULL pulls strings from the shadows, Clark Kent and Superman must unravel the mystery before the next bout turns deadly.