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. The Superman comic ...

A rare comic book just set a record after it sold for a massive amount of money. The copy of Action Comics No. 1, the 1938 comic book featuring the first appearance of Superman, sold for $6 million at ...

A family’s forgotten copy of Superman No. 1, from 1939, was $9.12 million, with fees. By George Gene Gustines Up, up and sold for millions! A high-grade copy of Superman No. 1, from 1939, closed at $7 ...

An original print edition of the comic book that introduced Superman sold at auction this week for a record-breaking $6 million. The sale happened on Thursday, kicking off a four-day rare comic book ...

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 ...

It's a bird! It's a plane! It's the most valuable comic book in the world! A copy of the comic book that introduced the iconic Superman to the world became the world's most expensive comic book when ...