Dark Tranquillity is a blackened melodic death metal band from Gothenburg, Sweden. They are one of the longest-standing bands from the original Gothenburg metal scene and one of the pioneers of the melodic death metal genre, along with In Flames and At the Gates. Dark Tranquillity was formed in 1989, under the name Septic Broiler as a thrash metal band. Since its formation the band has had a fairly stable line-up. In 1990, the band recorded a demo