Mystery Comics Digest was one of three digest size comics published by Gold Key Comics in the early 1970s. The other two were Golden Comics Digest and Walt Disney Comics Digest.Mystery Comics Digest was published for 26 issues, from 1972 to 1975. All reprinted stories from three of Gold Key's mystery/suspense/fantasy/science fiction anthologies: Ripley's Believe It or Not!, Boris Karloff's Tales of Mystery, and Twilight Zone, in a three-issue rotation.