Viollen is a brutal death metal band from Sweden, formed in 2000. They're known for their relentless aggression, crushing riffs, and guttural vocals. Their music is a sonic assault that combines elements of death metal, grindcore, and black metal. Viollen has released several critically acclaimed albums, including "Tortura," "What to Kill For?," "Critical State of Madness," and "Legacy of Hate." Their live performances are legendary for their intensity and brutality, leaving audiences in a state of awe and terror.