Superman tries to help Man-Bat, who is trying to find something that will save his daughter's life in "The Metamorphosis Machine."

Enjoy this great comic from DC’s digital archive!

Superman comes face to face with Mongul for the first time!

Superman and the Flash find themselves on opposite sides when they become "super bounty hunters."

Describes and lists the values of popular collectible comics and graphic novels issued from the 1950s to today, providing tips on buying, collecting, selling, g