Question: What is the name of this heavy metal band from Copenhagen, formed in 1981, who were part of the album A Tribute to Judas Priest: Legends of Metal?
Sentence (from "Stained Class"): It gained notoriety for its dark lyrics and themes, as well as 1990 civil action trial where the band were accused of backmasking that led to the suicide attempts of two teenagers.
Relevant evidence: No