The first album, "Mundo Guanaco" managed to get out before the first of Malon, but had several covers. "Desencuentro" of Cátulo Castillo, a tango transformed into Heavy Metal, "De los pagos del tiempo" by José Larralde (presented by Hermética at the Obras Sanitarias Stadium), "Voy a enloquecer" V8, with the name and original lyrics that V8 renamed as "No enloqueceré" by the intervention of fellow then, and finally the issue as oxen letter has a poem by Pedro Bonifacio Palacios, whose homage Almafuerte author takes its name.