Nifelheim is a Swedish black metal band. The band was formed in 1990 by the twin brothers Erik and Per Gustavsson, under the stage names Tyrant and Hellbutcher. The band plays old-school black metal in the vein of bands like Venom, Bathory, Hungarian Tormentor and Czech Master's Hammer rather than the style made famous by the Norwegian black metal bands of the 1990s.
After a documentary about heavy metal fans which aired in Sweden in 1998, Tyrant and Hellbutcher were given a nickname "Bröderna Hårdrock" which translates to "The Heavy Metal Brothers" in English.
The band was involved in controversy within the heavy metal music community in December 2008, when members of the band made inflammatory remarks in Sweden Rock Magazine about deceased Metallica bassist Cliff Burton as well as Dimebag Darrell; stating "I laughed and pissed on a photo of him" and "Too bad Phil Anselmo didn't die too; that was probably the only time I wished Pantera had actually played", about Burton ...