Albums by year: 1999: Page 5
- Moonspell
- Vinnie Moore
- Morbid Angel
- Morgion
- Morifade
- Morphia
- Mortal Decay
- Mortification
- MortIIs
- Mötley Crüe
- Motörhead
- Mr. Bungle
- M.S.I.
- Mütiilation
- Mullmuzzler
- Mungbeandemon
- Muro
- Mushroomhead
- Mutant
- My Dying Bride
- Myrddraal
- Mystic Circle
- Nachtfalke
- Nagelfar
- Nahemah
- Napalm Death
- Nargaroth
- Narnia
- Necrophagia
- Necrophagist
- Necrophobic
- Nemesis (HUN)
- Neurosis
- Nevermore
- New Eden
- Nightmare
- Nightwish
- Noctes
- Nocturnal Breed
- Nocturnal Rites
- Nokturnal Mortum
- Nominon
- Nortt
- Nothing
- Notre Dame
- Novembers Doom
- [o3]
- Obliveon
- Obscenity
- The Obsessed
- Occult
- October Tide
- Odyssey
- The Old Dead Tree
- Old Funeral
- Old Wainds
- Onkel Tom Angelripper
- Oomph!
- Opeth
- Oratory
- Orodruin
- Otyg
- Overkill
- Pain
- Pain of Salvation
- Pantheon
- Pantommind
- Panzerchrist
- Paradise Lost
- Paragon
- Paramaecium
- Pegazus
- Axel Rudi Pell
- Penance
- Pentagram
- Pessimist (US)
- Pest (SWE)
- Pissing Razors
- Pist-on
- Pod People
- Poison the Well
- Potentiam
- Poverty's No Crime
- Powergod
- Power Symphony
- Preternatural
- Pretty Maids
- Primal Fear
- Prime Time
- Primordial
- Primus
- Profanity
- Psychotic Waltz
- Purged
- Puya
- Quarantine
- Queensrÿche
- Quiet Riot
- Quilter's Bane
- Rage
- Ragnarok (UK)
- Rammstein
- Rampage (USA)
- Rapture
- Ratt
- Raven (UK)
- Razor of Occam
- Regurgitate
- Riot
- Rising Faith
- Rok
- Root
- Rotting Christ
- Rough Silk
- Royal Hunt
- Jordan Rudess
- Runemagick
- Sabbatic Feast
- Sabbat (JAP)
- Sacramentum
- Sadist
- Sadistis
- Salamandra
- Samael
- Sammath
- Sanatorium