Skorpio #13 was published by Ediciones Record on October 1, 1975, as part of a series that began in 1974. Alfredo Grassi and Debbie Sion write, and art comes from Arturo Del Castillo, Juan Zanotto and Lito Fernández. It features Corto Maltese, Zero Galván, Hor El Temerario and Loco Sexton.