The sequels to The Goblin Tower are The Clocks of Iraz (1971), The Unbeheaded King (1983), and The Honorable Barbarian (1989).

De Camp has declared that he prefers to read and write sword-and-sorcery stories. Thus, it should be no surprise that many of his books have elements of sword-and-sorcery in them. The battle scenes in Lest Darkness Fall have an otherworldly air about them, particularly the climactic conflict involving a knight in golden armor and a mysterious villainous general called "Bloody John." Rogue Queen's events take place in a technologically primitive culture, and the novel has a heroic quest that involves Iroedh in combat that sometimes resembles the standard swordplay of sword-and-sorcery fiction. Of de Camp's sword-and-sorcery writings, the most significant, besides his series about Jorian, may be his completions of tales begun by Howard, such as Tales of Conan (1955) and Conan the Usurper (1967), as well as his elaborations...