Mortal Sin

Mortal Sin were an Australian thrash metal band that formed in 1985 and existed over three distinct periods until 2012. The band released five albums and were the first Australian thrash metal band to tour internationally. According to Australian musicologist, Ian McFarlane, they were one of "two leading lights... [of] a small, but fervent underground thrash/speed metal scene."
During the mid-1980s Sydney provided "two leading lights... [of] a small, but fervent underground thrash/speed metal scene", which were Mortal Sin and... meer