A first issue of Action Comics—which introduced audiences to Superman in 1938—has become the world’s most valuable comic book, selling at Heritage Auctions in April for $6 million.

A Rare Superman Edition Is Now the Most Valuable Comic Book in the World The 1930s issue of Superman sold for a record-breaking $6 million at Dallas-based Heritage Auctions.

It is well sought after, making it a very expensive book to find. It doesn't hurt that it's part of the Dark Phoenix Saga and features some of the best art from John Byrne's run on the X-Men.

The cover of Fantastic Comics #3 by artist Lou Fine and published by Victor Fox makes that issue one of the most sought-after comic books of the Golden Age.

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.

An issue of Action Comic No. 1, which introduced the world to the Kryptonian hero, sold at auction for a record $6 million Thursday, making it the most valuable comic book in the world.

So few copies of the comic are known to exist in good condition that it’s become one of the most sought-after collectibles of all time. Last week, it broke new ground: At $6 million, it’s now ...

The First Issue of Superman Just Became the Most Valuable Comic Book in the World An original copy of 1938’s “Action Comics No. 1” sold for a record-breaking $6 million at auction.

Metro Detroit man uncovers one of the largest, most valuable comic book collections in the country 04:55 (CBS DETROIT) - A Metro Detroit father kept a secret for 50 years, but now his son is on a ...