Mechanic Records. Vio-lence rough demo UK version.Heavy Metal Promo Cassette.. this was obtained in the 1988 from the record company the inlay card is a basic photocopy but that us how it was supplied by the company. The last photo shows info about the demo but is not part of the item.Vio-lence is an Americanthrash metalband formed in 1985 in theSan Francisco Bay Area.  Throughout its existence, they releaseddemotapes, oneEPand threestudio albums. Vio-lence is best-known for their association with the 1980sBay Area thrash metalscene, and often credited as one of the leading lights of the second wave of the genre, along withPantera,Sepultura,Sacred Reich,Dark Angel,AnnihilatorandFlotsam and Jetsamas well as their Bay Area counterpartsTestament,Death AngelandForbidden.The band has also been referred to as one of the so-called "Big Six of Bay Area thrash metal", alongsideExodus, Testament, Death Angel,Lz Rockitand Forbidden.