It would be impossible for me to list all of the music I listen to in one post, '89-03 is a lot of years of music! I will, however, state some bands. If you know about some bands I stated then you can put 2 and 2 together and figure out other bands that I like that I did not mention.
SEPTIC FLESH
DEPRESY
NIGHTFALL (early to middle)
HORRIFIED
GARDEN OF SHADOWS
THE CURE (early to middle)
KATATONIA
DIABOLICAL MASQUERADE
OCTOBER TIDE
DAN SWANO (Moontower only so far)
EDGE OF SANITY (with Dan Swano)
ARCTURUS
AMORPHIS
NIN
TOOL
DEFTONES
TRAUMA
VADER
DYING FETUS
MORBID ANGEL
KREATOR
ORPHANED LAND
NOVEMBRE
ANATHEMA
DIABLERIE
OPETH
SCHOLOMANCE
KORUM
MESHUGGAH
COPROFAGO
RAPTURE
DARK SUNS
THERION (early)
PARADISE LOST (early)
PAN THY MONIUM
MY DYING BRIDE
BLOODBATH
DARK FUNERAL
SATYRICON
DEVILYN
MISANTHROPE (early)
ANOREXIA NERVOSA
HOMO IRATUS
ROTTING CHRIST
NECROMANTIA
VARATHRON
THY DISEASE
MANIPULATED SLAVES
DIMENSION ZERO
DIES IRAE (Three different bands, same name, all good!)
ELYSIUM (Three different bands, same name, all good!)
ELYSIAN FIELDS
LUX OCCULTA
ARCH ENEMY
IN FLAMES
DARK TRANQUILITY
AT THE GATES
LOST SOUL
DEEDS OF FLESH
MALEVOLENT CREATION
BEHEMOTH
THOU ART LORD
CEPHALIC CARNAGE
IRON MAIDEN (mostly early)
JUDAS PRIEST
SLAYER (early)
BEWITCHED
MAYHEM (EURONYMOUS R.I.P.)
NAGLFAR
DISSECTION
NEUROSIS
CHILDREN OF BODOM
BURZUM
BATHORY
ANTHRAX
NILE
Yeah I'm going to stop now! Whatever bands I didn't mention that are always in the same sentence as some of the bands I listed then I most likely hear them.