Roots of Spineshank

Pantera is an American heavy metal band formed in Arlington, Texas, in 1981 by the Abbott brothers, and currently composed of vocalist Phil Anselmo, bassist Rex Brown, and touring musicians Zakk Wylde and Charlie Benante. The group's best-known lineup consisted of the Abbott brothers along with Brown and Anselmo, who joined in 1982 and 1986, respectively. The band is credited for developing and popularizing the subgenre of groove metal in the 1990s. Regarded as one of the most successful and influential bands in heavy metal history, Pantera has sold around 20 million records worldwide and has received four Grammy nominations.

Slayer is an American thrash metal band from Huntington Park, California, formed in 1981 by guitarists Kerry King and Jeff Hanneman, drummer Dave Lombardo and vocalist/bassist Tom Araya. Slayer's fast and aggressive musical style made them one of the "big four" bands of thrash metal, alongside Metallica, Megadeth, and Anthrax. Slayer's current lineup comprises King, Araya, drummer Paul Bostaph, and guitarist Gary Holt, who initially joined as a touring musician in 2011 before joining the band permanently after Hanneman's death in 2013; the drummer Jon Dette is a former member of the band.

White Zombie was an American heavy metal band that formed in 1985. Based in New York City, they started as a noise rock band, releasing three EPs and one studio album in that style before changing to a heavy metal-oriented sound that broke them into the mainstream. The albums La Sexorcisto: Devil Music Volume One (1992) and Astro-Creep: 2000 (1995) established them as an influential act in groove metal and industrial metal, respectively. Their best-known songs include "Thunder Kiss '65", "Black Sunshine" and "More Human than Human". The group officially disbanded in 1998. In 2000, White Zombie was included on VH1's 100 Greatest Artists of Hard Rock, ranking at No. 56. As of October 2010, the band has sold six million albums, according to Nielsen SoundScan.

Saul Hudson, known professionally as Slash, is a British and American musician, best known as the lead guitarist of the hard rock band Guns N' Roses, with whom he achieved worldwide success beginning in the late 1980s. He has received critical acclaim and is considered one of the greatest guitarists in history.

Machine Head is an American heavy metal band from Oakland, California. The band was formed in 1991 by vocalist/guitarist Robb Flynn, who remains the only original member of the band. Machine Head's aggressive musicianship made it one of the pioneering bands in the new wave of American heavy metal. Its current lineup comprises Flynn, bassist Jared MacEachern, drummer Matt Alston and guitarist Reece Scruggs. Bassist Adam Duce, guitarists Logan Mader, Ahrue Luster, Phil Demmel and Wacław Kiełtyka, and drummers Tony Costanza, Chris Kontos and Dave McClain are former members of the band; Mader and Kontos toured with the band in 2019 and 2020 as part of the 25th anniversary tour for its first album, Burn My Eyes (1994).

Ministry is an American industrial metal band founded in Chicago, Illinois, in 1981 by producer, singer, and instrumentalist Al Jourgensen. Originally a synth-pop outfit, Ministry evolved into one of the pioneers of industrial rock and industrial metal in the late 1980s. The band's lineup has changed frequently, leaving Jourgensen as the sole remaining original member. Musicians who have contributed to the band's studio and/or live activities include vocalists Nivek Ogre, Chris Connelly, Gibby Haynes, Burton C. Bell and Jello Biafra, guitarists Mike Scaccia, Tommy Victor and Cesar Soto, bassists Paul Barker, Paul Raven, Jason Christopher, Tony Campos and Paul D'Amour, drummers Jimmy DeGrasso, Bill Rieflin, Martin Atkins, Rey Washam, Max Brody, Joey Jordison, Roy Mayorga, Pepe Clarke and Aaron Rossi, keyboardist John Bechdel, and rappers and producers DJ Swamp and Arabian Prince.

The Union Underground is an American nu metal band based out of San Antonio, Texas. Original band members included Bryan Scott, Patrick Kennison, John Moyer and Josh Memolo. They released one major label album, ...An Education in Rebellion, in 2000 which featured the hit singles "Turn Me On 'Mr. Deadman'" and Revolution Man, as well as the fan-favorite "South Texas Deathride". They are also known for their single "Across the Nation" which was featured as the theme for WWE Raw from 2002 to 2006.