Cover: Bob Brown

Challengers of the Unknown #38

Jun 1964 · DC · 0.12 USD

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In "The Menace the Challengers Made," the Challengers of the Unknown race into the eerie Red Forest of Central Africa, tracking the fugitive Killer Starke into a hidden cave. When Starke's desperate gunfire triggers a bizarre transformation, the team faces a living, growing blob-monster born from a bubbling mineral pool—forcing them to improvise a daring plan with help from the Air Force, local allies, and a surprise ride on an elephant. Written by Arnold Drake and illustrated by Bob Brown, with cover art by Bob Brown, this 1964 DC adventure blends jungle mystery with sci-fi spectacle in a standout issue of the series.

Contains 4 stories

The Menace the Challengers Made

12.67 pp · Adventure

Challengers of the Unknown [Ace MorganProf HaleyRed RyanRocky Davis]The Ooze [Killer Starke]African tribespeople

In the heart of Central Africa’s Red Forest, the Challengers of the Unknown track the fugitive Killer Starke into a hidden cave, only to unleash a monstrous threat from a bubbling mineral pool—a ravenous, shape-shifting ooze that grows with every thing it absorbs. With time running out, the team splits up: Prof devises a desperate plan, Red calls for military aid, Rocky and locals dig a trap, and Ace rides an elephant to lure the creature onto a leafy bridge, sending it plummeting into a pit of roaring jet engines.

Untitled Humor story

1 pp · Humor

Genie

Untitled Humor story

1 pp · Humor

Time-Bomb on Holdout Island

11.67 pp · Adventure

Challengers of the Unknown [Ace MorganProf HaleyRed RyanRocky Davis]Doctor HellerColonel TakawaJapanese soldiers

In "Time-Bomb on Holdout Island," the Challengers of the Unknown race against time to stop a dormant volcano from unleashing a deadly secret. Trapped in a hidden factory run by the fanatical Doktor Heller and Colonel Takawa, they must outwit a mad scientist's arsenal of gold pellets and a flying saucer before the island's explosive legacy is triggered. With the 7th Fleet en route, the team scrambles to survive the chaos and prevent a catastrophe that could shake the world.