black metal
1349
Abaddon Incarnate
Agatus
Bal-Sagoth
Belphegor
Blut aus Nord
Dark Funeral
Darkthrone
Dragonlord
Graveworm
Hellhammer
Immortal
Leviathan
Mercyful Fate
Negurã Bunget
Primordial
Rotting Christ
Summoning
Ulver
Vintersorg
death metal (including melodic death metal)
Atheist
Dark Tranquillity
Gojira
Kalmah
Mael Mordha
Necrophagist
Norther
Obituary
Vader
doom metal
Aarni
Accept Death
Bongzilla
Buried at Sea
Burning Witch
Cathedral
Cirith Ungol
Daylight Dies
Doomsword
Grand Magus
Grief
HeavyLord
High on Fire
Hooded Menace
Iron Monkey
Lazarus Blackstar
Mammatus
My Dying Bride
Neurosis
OM
Pentagram
Place of Skulls
Reverend Bizarre
Rwake
Saint Vitus
Solitude Aeturnus
Spirit Caravan
The Hidden Hand
Trouble
Ufomammut
Umbra Nihil
Void of Silence
Warning
Weedeater
Yearning
folk metal
Alkonost
Bucovina
Cruachan
Equilibrium
Odroerir
Scald
Skyclad
Svartby
Waylander
traditional metal/hard rock/misc.
Angel Witch
Anvil
Armored Saint
Battlelore
Blue Öyster Cult
Brocas Helm
Budgie
Def Leppard
Dokken
Grim Reaper
Hawkwind
Iron Butterfly
King Diamond
Nevermore
Omen
Samson
Scorpions
Satan
Thin Lizzy
industrial metal
KMFDM
Ministry
Mnemic
power metal
3 Inches of Blood
Axenstar
Brainstorm
Circle II Circle
Dark Moor
Dragonland
Dream Evil
Firewind
Freedom Call
Heavenly
Jag Panzer
Kamelot
Machine Men
Magica
Majesty
Pagan's Mind
Power Quest
Primal Fear
Pyramaze
Rage
Skylark
Stormwarrior
X JAPAN
progressive metal
Age of Nemesis
Ayreon
Blotted Science
Communic
Dysrhythmia
Evergrey
Gordian Knot
James LaBrie
John Petrucci
King's X
Pain of Salvation
Planet X
Platypus
Psychotic Waltz
Spastic Ink
Threshold
Vanden Plas
Zero Hour
progressive rock
Genesis
Jethro Tull
Spock's Beard
Tool
speed metal
Animetal
Exciter
symphonic metal
Epica
Haggard
Therion
Trans-Siberian Orchestra
thrash metal
Annihilator
Destruction
Die Apokalyptischen Reiter
Evile
Exhorder
Testament
All recommendations are appreciated.
