Roots of Acid Drinkers

Sodom is a German thrash metal band from Gelsenkirchen, formed in 1982. They have gone through various line-up changes, with bassist/vocalist Tom Angelripper the only constant member. The band is currently composed of Angelripper, guitarists Frank "Blackfire" Gosdzik and Yorck Segatz, and drummer Toni Merkel. Sodom has been referred to as one of the "Big Four" of Teutonic thrash metal, along with Kreator, Destruction and Tankard. Sodom heavily influenced the German black metal scene, and is regarded as a pioneer of death metal. Referred to as the most Venom-blackened of German "Three Kings", Sodom further merged thrash and death metal into a "wicked and decadent sound."

Kat is a Polish heavy metal band formed in Katowice in 1979.

Megadeth is an American heavy metal band formed in Los Angeles in 1983 by vocalist and guitarist Dave Mustaine. Known for their technically complex guitar work and musicianship, Megadeth is one of the "big four" of American thrash metal—along with Slayer, Anthrax, and Metallica—and is credited with helping to develop and popularize the genre. Their music features intricate arrangements, fast rhythm sections, dual lead guitars, and lyrical themes such as war, conflicts, politics, religion, death, and personal relationships.

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.