CRS is a Death Metal band from Sonora, Mexico, formed in 1991 with the name of Cirrosis by Francisco "Chucky" Oroz and Sir OZ, being the only original members in the current lineup.
Due to their technical capacity they incorporated early progressive elements and melodic solos, CRS quickly gained notoriety in the local and national scene. Their live performances were characterized by their intensity and fury, soon becoming a cult band. In 1996, "Joseph Lev" joined the band and they recorded their first demo "La Tierra de la Adicción" which was distribuited limitedly. In 1999, CRS entered the studio and recorded the album "Reciclando Desesperación" totally in Spanish, in which they compiled the main composed songs, they offer a range of styles of Death Metal quite extensive for their time, highlighting the quality of its production. The singles of this álbum were "Fariseos" "Dame Tu Muerte" and "Negando lo no Negado". In 2001, CRS decided to break up. In 2014, Concreto Records decided to reissue the album "Reciclando Desesperación". 20 years later, CRS have recorded their second studio album "The Collector of Truths" edited by Concreto Records. CRs has released as singles songs like "A Better Place to Hate" and “Tan Lejos de Dios” where appears as guest drummer Kevin Talley (Dying Fetus, Suffocation, Chimaira), and “The Art of Breathing” with Linus Klausenitzer from Obscura as bass player.