DC · October, 1961
Versus Mr. Mxyzptlk; Versus Mxyzptlk
The 20th Century Achilles!; Mr. Mxyzptlk’s Super-Mischief!; cartoon: Hy Wire; Superman owes a Billion Dollars!
Writers: Edmond Hamilton, Robert Bernstein, Henry Boltinoff
Artists: Curt Swan, Henry Boltinoff