Hard, furious and without a break the "Evil Four" from L.A. catapulted themselves from climax to climax with their 1992 debut. With the unmistakable voice of Zack de la Rocha and the powerful guitar work of Tom Morello, the two Grammy-winning quartet has been spearheading the crossover genre since 1992. Zack left the band in October 2000. The remaining members formed the formation Audioslave together with ex-Soundgarden singer Chris Cornell, which released three successful longplays