What makes Death Metal by Hellhammer notable?

'Death Metal' is notable for its role in influencing the development of death and black metal genres, showcasing a sound that would later inspire countless bands. The album's underground status and aggressive style garnered attention, helping to shape the aesthetic and ethos of extreme metal in the mid-1980s. In 1984, Hellhammer was at a pivotal moment following their formation in 1982, releasing 'Death Metal' as a collection of their early recordings. This album represented a significant step in cementing their identity within the emerging extreme metal scene, leading to the eventual creation of their successor band, Celtic Frost.