Challengers of the Unknown (Volume 1) with a cover date of January, 1965.
Synopsis for "The Challenger Who Quit!"
Appearing in "The Challenger Who Quit!"
Featured Characters:
Supporting Characters:
Antagonists:
Other Characters:
Locations:
Items:
Vehicles:
Synopsis for "2 Hours to Die"
Prof is trapped by an underwater landslide. The sub is carrying an underwater demolition charge, set to go off in 2 hours.
Appearing in "2 Hours to Die"
Featured Characters:
Vehicles:
- One-man submarine
Notes
The hallucination of a cyclops is from Challengers of the Unknown Vol 1 13. The hallucination of the flying fish-man is from an unrecorded adventure. The legend "A Legion of Death Cheaters Special!" is from a Boy Commandos text story in World's Finest Vol 1 36.
See Also