"Dark" sounding death metal

Necroccultus - Encircling The Mysterious Necrorevelation
Funebrarum - Beneath The Columns Of Abandoned Gods
Deteriorot - In Ancient Beliefs
Immolation - Dawn of possession
Incantation - Onward to Golgotha
Incrust - Baptized in Unholy Gore
Drawn and Quartered - Hail Infernal Darkness
Sarpanitum - Despoilment of Origin
Portal - outre
Morpheus Descends - Ritual Of Infinity
Dominus Xul - The Primigeni Xul
Darkness Eternal - Misanthropic Annihilation


should be what you're looking for..
 
I personally find Atrocity - Longing For Death very dark. Not necessarily evil, but very dark and nihilistic. cemetary music of eternal death

Agreed tenfold. Longing for Death is an incredible work that is somewhat overlooked I think.