 The latter was staged in a dystopic city, also named "Metropol", above the sewers where the series' monster, the "Kraken", dwelled.The magazine was published for a total of 12 issues.Later, Segura continued his prolific partnership with José Ortiz, resulting in a large body of work, including "Las Mil Caras de Jack el Destripador" ("The Thousand Faces of Jack the Ripper"), and the humorous sci-fi series "Burton & Cyb".