What makes Fhtagn nagh Yog-Sothoth by Thergothon notable?

'Fhtagn nagh Yog-Sothoth' is considered a seminal work in funeral doom metal, influencing countless bands that followed. Its release coincided with the genre's emergence, receiving critical acclaim for its innovative sound and thematic elements drawn from H.P. Lovecraft's lore, which helped shape the aesthetic of future doom metal. Released in 1991, 'Fhtagn nagh Yog-Sothoth' was Thergothon's debut album, marking their entrance into the funeral doom metal scene. At this time, the band was establishing their unique sound, drawing heavily from influences like death metal while pioneering a more atmospheric approach. This album set the stage for their later work and solidified their position within a nascent genre.