Roots Bloody Roots is the opening track and lead single from Sepultura's 1996 album Roots, the Brazilian band's breakthrough blending thrash metal with indigenous Brazilian percussion and rhythms. Its shouted title chant and downtuned riff became instantly recognisable in metal culture, helping the album reach a wider audience beyond traditional heavy metal fans. Decades later, the riff still circulates in workout playlists, sports broadcasts, video edits and memes, where its raw tribal energy signals toughness and defiance without needing any lyrics to explain it.