Which metal band based in Berkeley, California was promoted by producer Jorge Iacobellis?
Testament (band) Testament is an American thrash metal band from Berkeley, California. Formed in 1983 under the name Legacy, the band's current lineup comprises guitarists Eric Peterson and Alex Skolnick, lead vocalist Chuck Billy, drummer Gene Hoglan, and bassist Steve Di Giorgio. In the 34 years since its inception, Testament has had numerous lineup changes, and Peterson has been the only constant member. Billy replaced former singer Steve Souza (who left the band to join Exodus as the replacement of Paul Baloff) in 1986, prior to the recording of their first studio album, "The Legacy", and has been a member of the band since. Peterson and Billy are the only band members to appear on every album.
Xibalba (band) Xibalba is an American hardcore band from Pomona, California, formed in 2007. The band plays a style of beatdown hardcore punk with influences from death metal and doom metal, with lyrics in English and Spanish. Their debut album, "Madre Mia Gracias Por Los Dias" (2011) was released through A389 Recordings. Their second album, "Hasta La Muerte" (2012), was released by Southern Lord.