A few of my all-time favorites are: Death, Decapitated, Suffocation, Iron Maiden, Megadeth, Celtic Frost, Obituary, Necrophagist and King Diamond.
I've also been know to listen to 3 Inches of Blood, Aborted, Acid Bath, Agalloch, Alarum, Anata, Arch Enemy, At, The Gates, Atheist, Atrocity, Bathory, Behemoth, Behold the Arctopus, Between The Buried & Me, Big Business, The Black Dahlia Murder, Black Sabbath, Bolt Thrower, Buried Inside, Burnt By The Sun, Cancer, Candiria, Candlemass, Carcass, Cathedral, Cephalic Carnage, Control Denied, Converge, Coroner, Cradle of Filth, Cryptopsy, Cult Of Luna, Cynic, Darkthrone, Demiricous, Devestation, The Dillinger Escape Plan, Dimmu Borgir, Dio, Disincarnate, Early Man, Edge Of Sanity, Enslaved, Entombed, Ephel Duath, Fall From Grace, Goatwhore, Gojira, Gorguts, Gorod, Helloween, High On Fire, In Flames, Insomnium, Into Another, Into The Moat, Intronaut, Isis, Judas Priest, Katatonia, Keelhaul, Kreator, Lair Of The Minotaur, Life of Agony, Malevolent Creation, Marduk, Mastodon, Mayhem, Mercyful Fate, Meshuggah, Metallica, Monstrosity, Morbid Angel, Motorhead, Mouth of the Architect, Municipal Waste, My Dying Bride, Naglfar, Napalm Death, Neuraxis, Neurosis, Nile, Old Man's Child, Omnium Gatherum, Opeth, Origin, Overcast, Ozzy Osbourne, Pelican, Pentagram, Pestilence, Possesed, Psycroptic, The Red Chord, Sadus, Satyricon, Section 8, Sepultura, Sheavy, Skinless, Slayer, Sleep, Soilent Green, Solitude Aeturnus, Sons Of OTIS, Spawn of Possession, Spiral Architect, Suffocation, Testament, Vader, Venom, Vital Remains, Voivod, Zyklon...Hmm, I feel like I'm forgetting a few bands.
