FESSUS is a Vienna death metal band.
https://fessus.bandcamp.com/album/thresholds-of-morbidity?fbclid=IwY2xjawMTzMhleHRuA2FlbQIxMABicmlkETFwamFvSk1yNXUwU2VoZldZAR4u311Bk715hh4gftzUXCxwg0AMbNucUrklWqv7sWeAIFcF7oJwzVZ8yJlwUA_aem_4Okbydev69I4y-f8-DAH_w