Some thrash gems :
Suicidal tendencies - lights, camera, revolution (their best)
overkill - horrorscope (their best)
slayer - south of heaven
metallica - ride the lightning, master of puppets, ...and justice for all
coroner - mental vortex
anthrax - i am the man EP (good blend of rap and thrash metal wsith a sense of humour)
testament - souls of black
kreator - coma of souls
brutal death metal :
carcass - necroticism : descanting the insalubrious
cancer - death shall rise (feat James Murphy on lead guitar)
obituary - cause of death (feat James Murphy on lead guitar)
entombed - clandestine
morbid angel - altar of madness
grave - into the grave
+ Deicide and Napalm Death
technical death metal :
death - individual thought patterns
disharmonic orchestra - not to be undimensional conscious
atheist - unquestionable presence
pestilence - spheres
death metal with alternating vocals (clear / growling) :
fear factory - demanufacture
supuration - the cube
opeth - blackwater park
symphonic death metal :
bal sagoth - battle magic (death metal with keyboards !!!)
melodic death metal :
amorphis - tales from the thousand lakes