 The main storyline of the "cibernetico" was the building rivalry between Negro Casas and the recently "rudo"-turned Perro Aguayo Jr. Aguayo cheated to eliminate Negro Casas and along with Atlantis were the last two surviving wrestlers.On July 23, 2004 Aguayo and Atlantis wrestled in a singles match, which unlike previous years was a "best of three falls" match, that actually went to four falls before Perro Aguayo Jr. won.A week later Perro Aguayo Jr. defeated El Felino, using the victory to further the storyline with Negro Casas, Felino's brother and corner-man for the night.