Roots of Adema

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.

Korn is an American nu metal band from Bakersfield, California, originally formed in 1993 by James "Munky" Shaffer, Reginald "Fieldy" Arvizu and David Silveria, who were members of the band L.A.P.D. Their current lineup features Shaffer (guitar), Brian "Head" Welch (guitar), Jonathan Davis (vocals), and Ray Luzier (drums), the last of whom replaced Silveria in 2007. The band is notable for pioneering and popularizing the nu metal genre.

Cold is an American rock band formed in 1986 in Neptune Beach, Florida. Co-founded by lead singer and rhythm guitarist Scooter Ward, drummer Sam McCandless, bassist Jeremy Marshall, and lead guitarist Matt Loughran, the band has undergone numerous lineup changes with Ward being its only constant member.