Derrick Leon Green is an American musician best known as the vocalist of Brazilian heavy metal band Sepultura. He joined the band in 1997 after the departure of band founder Max Cavalera.

Against is the seventh studio album by the Brazilian metal band Sepultura, released in 1998 through Roadrunner Records. It is the band's first release with new frontman Derrick Green, who replaced group founder Max Cavalera in 1997.