Massimiliano Antonio "Max" Cavalera (Portuguese pronunciation: [masimiliˈɐnu ɐ̃ˈtonju kɐvɐˈleɾɐ], born August 4, 1969) is a Brazilian singer, guitarist, and songwriter who currently plays in heavy metal bands Soulfly, Cavalera Conspiracy, and Killer Be Killed. In 1984, he co-founded the death metal/thrash metal band Sepultura with his brother Igor Cavalera and was the band's lead singer and rhythm guitarist until 1996. Cavalera was also involved in a short-lived side project called Nailbomb.