Black Sabbath was a band that played rock music.
Black Sabbath . Originally formed as a blues rock band , the group soon adopted the Black Sabbath moniker and began incorporating occult themes with horror-inspired lyrics and tuned-down guitars . Black Sabbath are often cited as pioneers of heavy metal music . They were ranked by MTV as the `` Greatest Metal Band '' of all time , and placed second in VH1 's `` 100 Greatest Artists of Hard Rock '' list . Black Sabbath were inducted into the UK Music Hall of Fame in 2005 and the Rock and Roll Hall of Fame in 2006 .