Uriah Heep (band) recording of the album, drummer Alex Napier was replaced by Nigel Olsson, recommended to Byron by Elton John. The debut was not popular with rock critics (especially in the USA where "Rolling Stone" reviewer Melissa Mills infamously promised to commit suicide "if this band makes it") but in retrospect the attitude towards it changed. "Those unfamiliar with Uriah Heep may want to try out "Demons and Wizards" or a compilation first, but anyone with a serious interest in Uriah Heep or the roots of heavy metal will find plenty to like on ..."Very 'eavy ...Very 'umble"," advised critic Donald A.
Heavy metal genres 2008, Death metal is an extreme subgenre of heavy metal music. It typically employs heavily distorted guitars, tremolo picking, deep growling vocals, blast beat drumming, minor keys or atonality, and complex song structures with multiple tempo changes. Building from the musical structure of thrash metal and early black metal, death metal emerged during the mid-1980s. Metal acts such as Slayer, Kreator, Celtic Frost, and Venom were very important influences to the crafting of the genre. Possessed and Death, along with bands such as Obituary, Carcass, Deicide and Morbid Angel are often considered pioneers of the genre. In the late 1980s