This is what we found on Wikipedia regarding the Soulfly:

Soulfly is a Brazilian-American heavy metal band formed in Phoenix, Arizona in 1997. Soulfly is led by former Sepultura frontman Max Cavalera, who formed the band after he left the Brazilian group in 1996. To date the band has released thirteen studio albums, one tour EP, twenty-three singles, one video album, and twelve music videos. Their debut album, Soulfly, was released on April 21, 1998, while their most recent album, Chama, was released in October 2025.

Soulfly incorporates many styles of metal with Brazilian tribal and world music, much like Cavalera's previous band Sepultura. The original lyrical content revolved around spirituality, political and religious themes, with later albums encompassing other themes including war, violence, aggression, slavery, hatred and anger. All of their first six studio albums debuted on the United States Billboard 200, with a peak position at number 32 for their second album, Primitive. Soulfly has been certified Gold by the Recording Industry Association of America.