Sgt. Kirk #33 was published by Ivaldi Editore on August 1, 1973, as part of a series that began in 1967. Alberto Ongaro and Héctor Germán Oesterheld write, and art comes from Arturo Del Castillo and Jose Munoz. It features Zero Galván, Sgt. Kirk, Asso di Picche, Ernie Pike and Randall the Killer.