There are 5 acts known as Painkiller * [1] Painkiller are a jazzcore band, originally formed in 1991. Their style can be described as a mix of avant-jazz and grindcore that places them in the sub-genre of jazzcore. Later albums also incorporated elements of ambience and dub. The three primary members of the band are: John Zorn on saxophone, Bill Laswell on electric bass and Mick Harris (formerly of Napalm Death and founding member of Scorn) on drums.