Add Yahoo as a preferred source to see more of our stories on Google. Davide Ronfini / EyeEm via Getty Images If you happen to have one of these rare comic books, you may have a super-sized fortune on ...

A comic found in an attic has become the most valuable ever after being sold for $9.12 million. The pristine copy of the first Superman comic was found by three brothers stored in their late mother’s ...

A rare comic book featuring Superman fetched over $9 million at an auction last week, making it the world's most expensive comic. At first glance, it was just another old box in the attic. Three ...

From left: Vincent Zurzolo is president of New York-based Metropolis Collectibles. A restored "Action Comics #1," graded 9.0 and featuring the first appearance of Superman, broke the record for ...

If you happen to have one of these rare comic books, you may have a super-sized fortune on your hands. Whether you're collecting comics or you scored a great find at a flea market or garage sale, it ...