This trade paperback collects Batman stories in which Two-Face is the main villain and stories in which The Riddler is the main villain.
- (The Riddle-Less Robberies of the Riddler from March, 1966)
- (The Eye of the Beholder from 1990)
- (The Crimes of Two-Face from August, 1942)
- (The Man Who Led a Double Life from October, 1942)
- (The Riddler from October, 1948)
- (The Riddler's Prison-Puzzle Problem! from July, 1968)
- (Original Sins, The Killing Peck, When is a Door: The Secret Origin of The Riddler and Untitled from 1989)
- This paperback begins with an introduction by Mark Hamill.
- This paperback ends with an index of Two-Face's appearances and an index of Riddler's appearances in comics.
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