Legacy of Machine Head

Testament is an American thrash metal band from Berkeley, California. Formed in 1983 under the name Legacy, the band's current lineup includes rhythm guitarist Eric Peterson, lead vocalist Chuck Billy, lead guitarist Alex Skolnick, bassist Steve Di Giorgio and drummer Chris Dovas. Testament has experienced many lineup changes over the years, with Peterson being the only remaining original member. The band has released fourteen studio albums, four live albums, five compilation albums, thirteen singles and three DVDs. They are estimated to have sold over 1.4 million albums in the United States since the beginning of the SoundScan era, and over 14 million copies worldwide as of 2016.

Sacred Reich is an American thrash metal band from Phoenix, Arizona, formed in 1985. As of 2025, the band's lineup has consisted of vocalist-bassist Phil Rind, lead guitarist Wiley Arnett, rhythm guitarist Joey Radziwill, and drummer Eduardo Baldo. Former members include rhythm guitarist Jason Rainey, and drummers Greg Hall and Dave McClain. Their music often features mid-tempo song structures as well as musical and lyrical influences from punk rock and hardcore punk, with their lyrics focusing on political and social topics. The band is credited with leading the second wave of thrash metal in the late 1980s.

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.

Kreator is a German thrash metal band from Essen, formed in 1982. Their current line-up consists of lead vocalist and rhythm guitarist Miland "Mille" Petrozza, drummer Jürgen "Ventor" Reil, lead guitarist Sami Yli-Sirniö, and bassist Frédéric Leclercq. The band's line-up has changed multiple times throughout its 44-year career, most noticeably their bassists and lead guitarists. Petrozza and Reil are the only two original members left in Kreator, although the latter left the band in 1994 but rejoined in 1996. Yli-Sirniö has been the lead guitarist of Kreator since 2001, while Leclercq joined in 2019 as the replacement of Christian "Speesy" Giesler, who had been in the band since 1994.

Spineshank is an American nu metal / industrial metal band from Los Angeles. The band have released four studio albums: Strictly Diesel (1998), The Height of Callousness (2000), Self-Destructive Pattern (2003), and Anger Denial Acceptance (2012).

DevilDriver is an American heavy metal band from Santa Barbara, California, formed in 2002, consisting of vocalist Dez Fafara, bassist Jon Miller, lead guitarist Alex Lee, drummer Davier Pérez Ortega and rhythm guitarist Gabe Mangold. The band was originally named Deathride; however, due to copyright issues and the name being taken by several bands, the band changed its name to DevilDriver.

Chimaira is an American heavy metal band from Cleveland, Ohio. Formed in August 1998, the band's name is derived from the word Chimera, a monstrous creature in Greek mythology. Throughout its history, the band had numerous line-up changes, leaving vocalist Mark Hunter as the only constant member. The band dissolved in 2014, but announced a reunion in 2017 and a return in 2023 with most of the group's longtime members rejoined.

Sugarcoma were a British nu metal band from Romford, who were active between 1999 and 2004. They were founded by vocalist and lyricist Jessica Mayers, bassist Heidi Fisk, drummer James Cuthbert and guitarist Claire Simson. SugarComa released one studio album, Becoming Something Else, in August 2002. They reunited for a one-off reunion show in October 2013.

Evile are an English thrash metal band from Huddersfield, formed in 2004. They have experienced numerous line-up changes over the years, with drummer Ben Carter being the only member of the original line-up to have stayed consistently. The current line-up consists of Carter, bassist Joel Graham, lead guitarist and vocalist Ol Drake, and rhythm guitarist Adam Smith, who replaced Drake's older brother Matt in 2020.

Shadows Fall is an American metalcore band from Springfield, Massachusetts, formed in 1996. Although Shadows Fall has experienced several line-up changes, for most of its recording career, Shadows Fall has been composed of guitarists Jonathan Donais and Matt Bachand, bassist Paul Romanko, lead vocalist Brian Fair and drummer Jason Bittner.

Farmer Boys is a German metal band from Stuttgart.

Primer 55 is an American nu metal band formed in Memphis, Tennessee in 1997. The name originated from the combination of Primer, meaning "something that's unfinished", and 55, which refers to Interstate 55, "the road that drugs run on to get to Chicago through Memphis". To date, Primer 55 has released two studio albums: Introduction to Mayhem (2000) and (The) New Release (2001). After disbanding for the first time in 2003 and reuniting from 2007 to 2015, the band announced another reunion in June 2025.

Eldritch is a progressive metal band formed in 1991 in Italy.

Fightstar are an English rock band from London that formed in 2003. The band consists of lead vocalist, guitarist and keyboardist Charlie Simpson, guitarist and co-vocalist Alex Westaway, bassist Dan Haigh and drummer Omar Abidi. Generally considered a post-hardcore band, Fightstar are known to incorporate metal, alternative rock and other genres into their sound. Their 2005 debut EP, They Liked You Better When You Were Dead, was released in 2005 and was a critical success.