Challengers of the Unknown Must Die!

Four men who barely survive the crash of a small aircraft now consider themselves to be living on borrowed time! Because the escaped their fate, they dedicate themselves to a life of harrowing adventures, all in the name of good! Nothing is ddemed too dangerous for the Challengers!

• Author
• Jeph Loeb, Tim Sale

• Format
• paperback

• Pages
• 224

• Series
• Challengers of the Unknown

• Publisher
• DC Comics

• Language
• english

• ISBN
• 9781401203740

• Characters
• Kyle 'Ace' Morgan, Leslie 'Rocky' Davis, Matthew 'Red' Ryan, Walter Mark 'Prof' Haley, Superman

• Genres
• comics, superheroes, fiction

• Release date
• 2004