Different Worlds Magazine was founded by the Chaosium in January of 1979. It remained a magazine devoted to all of the role-playing hobby for its entire life. Issue #38 was the last Chaosium issue of Different Worlds. In May of 1985, publication was resumed by Sleuth Publications. After six issues, ownership of Different Worlds changed one final time. Issue #47 was published in the Fall of 1987 by Different Worlds Publications.