Roots of Biohazard

American Head Charge was a nu metal band from Minneapolis, Minnesota. The band has earned two nominations at the Kerrang! Awards.

Caliban are a German metalcore band from Essen. To date, they have released thirteen studio albums and two EPs, along with two split albums with Heaven Shall Burn.

Pitchshifter are an English industrial rock band from Nottingham, formed in 1989. The band was started by lead guitarist and programmer Johnny A. Carter, and bassist and vocalist Mark Clayden. The band's early material was characterized for its gritty industrial metal sound with downtuned guitars and the use of drum machines, and has been cited as one of the originators of the genre along with Godflesh. With later albums the group's music became increasingly more melodic and strongly influenced by nu metal and drum and bass; particularly evident of their 1998 release www.pitchshifter.com, which has been compared with groups like The Prodigy.

House of Pain was an American hardcore hip-hop trio. They are also regarded as pioneers of Irish rap due to their Celtic aesthetics. Consisting of DJ Lethal, Danny Boy and Everlast, they released three albums: House of Pain (1992), Same as It Ever Was (1994) and Truth Crushed to Earth Shall Rise Again (1996). They are best known for their 1992 hit single "Jump Around", which reached number 3 in the United States, number 6 in Ireland, and number 8 in the United Kingdom.

Fishbone is an American rock band from Los Angeles, California. Formed in 1979, the band plays a fusion of ska, punk, funk, metal, reggae, and soul. AllMusic has described the group as "one of the most distinctive and eclectic alternative rock bands of the late 1980s. With their hyperactive, self-conscious diversity, goofy sense of humor, and sharp social commentary, the group gained a sizable cult following".

Kyuss was an American stoner rock band formed in Palm Desert, California in 1987. They are considered one of the pioneers of the genre. After disbanding in 1995, a number of band members have gone on to form or play in several notable bands including Queens of the Stone Age, Screaming Trees, Fu Manchu, Dwarves, Eagles of Death Metal, Mondo Generator, Hermano, Unida, Slo Burn and Them Crooked Vultures.

Onyx is an American hardcore hip hop group from New York City, formed in 1988 by Fredro Starr, Suavé and the late Big DS. Sticky Fingaz joined the group in 1991.

Helmet is an American alternative metal band from New York City formed in 1989 by vocalist and lead guitarist Page Hamilton. Helmet has had numerous lineup changes with Hamilton as the only constant member. Since 2010, the band has consisted of Hamilton, drummer Kyle Stevenson, guitarist Dan Beeman and bassist Dave Case.

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.

Victim in Pain is the debut full-length studio album by New York hardcore band Agnostic Front. It was released in 1984 on Rat Cage Records and follows the United Blood EP. The album features Rob Kabula and Dave Jones, who replaced Adam Mucci and Raybeez on bass and drums respectively. It is still available as a split album with their subsequent album, 1986's Cause for Alarm.