Showcase Presents: Challengers of the Unknown Books
Book 1
Showcase Presents: Challengers of the Unknown, Vol. 1
by
Dave Wood, Jack Kirby, Ed Herron
Language: English
Publication date: September 27th, 2006
Format: Paperback
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Book 2
Showcase Presents: Challengers of the Unknown, Vol. 2
by
Jack Kirby, Ed Herron, Bob Brown
Language: English
Publication date: May 20th, 2008
Format: Paperback
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