Starman in "The Case of the Murders in Outer Space"
Starman vs. The Hooded Hunchback, who murders men by shooting them into space.
Manhunter in "The Secret of the Buzzard's Revenge"
Paul Kirk's first appearance using name and costume of the Manhunter.
Steve Conrad in "Adventure in the Past"
Shining Knight in "The Golden Quest"
The Shining Knight must bail out the museum that employs him.
Hourman in "Criminal Quiz"
Hourman vs. Professor Q, a criminal who bases his crimes on questions broadcast on a radio program.
Sandman in "Bells of Madness"
The Sandman vs. Mansfield, who murders his sister and others with bells that drive them to suicide.