 The 48-page prestige format one-shot comic took a considerable amount of time to produce. Both Moore and Bolland are well known for their meticulous and time-consuming work; both creators'then-recently finished 12-issue maxiseries titles — Moore's Watchmen and Bolland's Camelot 3000 — had seen delays. He was aided by the laid back attitude taken by DC, who he says "seemed prepared to let me do it at my own pace." The original editor, Len Wein, left the company, and was replaced by Dennis O'Neil, a "very hands-off sort of guy," with whom Bolland only recalls having one conversation about the book.
