DC Challenge (DC Challenge #1)

Superman and Wonder Woman contend with demons who emerge from human hosts, Batman follows a trail of riddles and Jimmy Olsen tries to figure out how Groucho Marx and Humphrey Bogart can be alive and well in "Outbreak!" Riddler, Adam Strange. Written by Mark Evanier. Art by Gene Colan & Bob Smith. Cover by Jerry Ordway.

Mark Evanier and Bob Greenberger give Information on how the DC Challenge project came about and how it works.