Skorpio #4 was published by Ediciones Record on October 1, 1974, as part of a series that began in 1974. Hugo Pratt and Jorge Claudio Morhain write, and art comes from Arturo Del Castillo, Ernesto García Seijas and Horacio Lalia. It features Corto Maltese, Zero Galván, Skorpio, Yor and El Cobra.