the more likely it's valuable. Just how old is enough can be a little nebulous, and so it can be with comic books. Anything published after 1980, says Heritage Auctions, will "have little if any ...

These are the most valuable comic books in the world ... A 9.0 grading may have also been the 80-year-old comic’s selling point when it sold in 2011 at auction. You wouldn’t know it just ...

And that’s why this comic book is so valuable, with a CGC 9.6 copy selling for an amazing $3,600,000, not only topping this list but holding the record for the most expensive comic book of all time.

A rare 75-year-old comic book featuring the debut of Superman found in a Minnesota home's wall fetched $175,000 at auction, comic book seller Comicconnect.com said on Wednesday.