The Chasm
Manilla Road
Manticora
Galneryus
Blind Guardian
Wuthering Heights
Dismember
Carnage
Incantation
Autopsy
Forbidden
Metal Church
Helstar
Timelord
Candlemass
Doomsword
Solitude Aeturnus
Revelation
Timeghoul
Phantasm
Univers Zero
Discharge
Tangerine Dream
Robert Schroeder
Klaus Schulze
Van Der Graaf Generator
Isihia
Chaos U.K.
Bathory
Negative Plane
Faustcoven
Voivod
Siege
Art Zoyd
Present
Area51
Lacrymosa
Blasphemy
Conqueror
Mitochondrion
Immolation
Morpheus Descends
Seance
Asphyx
Savatage
Oliver Magnum
Disaffected
Hellhammer
Celtic Frost
Exmortis
Necrovore
Blaspherian
War Master
Imprecation
Bolt Thrower
Deteriorot
Mass Psychosis
Wicked Innocence
Averse Sefira
Sorrow
Decaying
Artillery
Slayer
Morbid Saint
Sodom
Kreator
Destruction
Transgresor
Alhambra
Cenotaph
Shub Niggurath
Shub-Niggurath
dISEMBOWELMENT
Unholy
Fates Warning
Queensryche
Crimson Glory
Cauldron Born
Liege Lord
Redemption
Sortilege
High Power
Cirith Ungol
Judas Priest
Iron Maiden
Black Sabbath
Credo
Magnit
Chastain
Genesis
Negative Approach
Negative Plane
Necrophobic
Imperator
Rhapsody Of Fire
Dark Moor
Stratovarius
Labyrinth
Secret Sphere
Outworld
Titan Force
Psychotic Waltz
Archetype
Stranglehold
Vio-Lence

For starters.