Fuck 10. Commence godly debuts frenzy (in the mood!)
Flotsam and Jetsam - Doomsday for the Deceiver
Metallica - Kill 'Em All
Mercyful Fate - Melissa
King Diamond - Fatal Portrait
Annihilator - Alice in Hell
Helloween - Walls of Jericho (I'm not counting EPs, although the CD version contains the s/t too, so it's all good)
Gamma Ray - Heading for Tomorrow
Exodus - Bonded by Blood
Forbidden - Forbidden Evil
Paradox - Product of Imagination
Slayer - Show No Mercy
Testament - The Legacy
Sacred Reich - Ignorance
Oliver Magnum - Oliver Magnum
Jag Panzer - Ample Destruction
Nevermore - Nevermore
Sanctuary - Refuge Denied
Dio - Holy Diver
Ozzy - Blizzard of Ozz
Heathen - Breaking the Silence
Megadeth - Killing is my Business
Hallow's Eve - Tales of Terror
Hell - Human Remains
Vektor - Black Future
Candlemass - Epicus Doomicus Metallicus
Aspid - Extravasation
Solitude Aeturnus - Into the Depths of Sorrow
Slayer - Show No Mercy
Nuclear Assault - Game Over
Anthrax - Fistful of Metal
Overkill - Feel the Fire
Metal Church - Metal Church
Warlord - Deliver Us
Diamond Head - Lightning to the Nations
Malevolent Creation - Ten Commandments
Deicide - Deicide
Savatage - Sirens
Death - Scream Bloody Gore
Morbid Saint - Spectrum of Death
Entombed - Left Hand Path
Sadus - Chemical Exposure (Illusions)
Possessed - 7 Churches
Demolition Hammer - Tortured Existence
Pestilence - Malleus Maleficarum
Brutality - Screams of Anguish
Angelwitch - Angelwitch
Satan - Court in the Act
Danzig - Danzig
Cynic - Focus
Whiplash - Power and Pain
Witchhammer - 1487
Lethal - Programmed
Terrorizer - World Downfall
Venom - Welcome to Hell
Memento Mori - Rhymes of Lunacy
Infernal Majesty - None Shall Defy
Toxik - World Circus
Agent Steel - Skeptics Apocalypse
Holy Terror - Terror and Submission
Machine Head - Burn My Eyes
Guns 'n' Roses - Appetite for Destruction
Obituary - Slowly we Rot
Atrophy - Socialized Hate
Kreator - Endless Pain
Coroner - RIP
Num Skull - Ritually Abused
Morbid Angel - Altars of Madness
Vendetta - Go and Live...Stay and Die
Massacre - From Beyond
Crimson Glory - Crimson Glory
Psychotic Waltz - A Social Grace
Angra - Angels Cry
Angel Dust - Into the Dark Past
OK, I think I covered my favorites.
Right, if I had to choose ten... Metallica, Flotsam, Mercyful Fate, King Diamond, Exodus, Helloween, Forbidden, Candlemass, Annihilator, Gamma Ray