Skorpio #29 was published by Ediciones Record on March 1, 1977, as part of a series that began in 1974. Carlos Trillo and Guillermo Saccomanno write, and art comes from Arturo Del Castillo, Horacio Lalia and Juan Zanotto. It features Zero Galván, Nekrodamus, Hor El Temerario, Yor and Loco Sexton.