Published: June-July 1965
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Story Featuring Challengers of the Unknown
Script credit in issue #48. Death-Cheaters are also in issue #49.
Script credit from Martin O'Hearn. The "Challenger Casebook" logo means this is an earlier adventure, before the Challs got their new yellow and red uniforms.
"He's looking for people who like to draw"
Back cover.
"100 individual magnets all brand new"
Inside back cover.
"10 issues of Challengers for only $1.00"
Story Featuring Jerry Lewis
"Help! Help!"
"Featuring 7 epic duels-to-the-death... between Superman and Lex Luthor!"
On the page between page 9 and page 10 of the previous story sequence.
"Greetings, Earth people!"
On the page between page 3 and page 4 of the previous story sequence.
"Ship ahoy.. ..what a toy!"
Story Featuring Little Pete
"Here's that Trik-Trak road rally set I promised you, Pete!"
Letter Column Featuring Challengers' Mail Chute
Letter from David Eddings and snippets of other letters.
Story Featuring Bob Hope
"I've played every type of part in this book."
"Be my guest at world's famous amusement park"
On the page between page 10 and page 11 of the previous story sequence.
"These four G.I. Joes are waiting for you!"
On the page between page 4 and page 5 of the previous story sequence.
Story Featuring Superboy
Inside front cover.
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