Anyways, fuck Black Metal, here's the 2004 releases from my point of view:
non alphabetical or anything:
Iced Earth - The Glorious Burden
Jag Panzer - Decade of the Nail Spiked Bat
Terror 2000 - Slaughter In Japan
The Gathering - Sleepy Buildings
Deicide - Scars Of The Crucifix
Hypocrisy - The Arrival
Symphorce - Twice Second
Cannibal Corpse - The Wretched Spawn
Edguy - Hellfire Club
Pain Of Salvation - 12:5
Frost - Talking to God
Primal Fear - Devil's Ground
Norther - Death Unlimited
Exodus - Tempo Of The Damned
Motorhead - Inferno
Meshuggah - I
Metal Church - Weight Of The World
Megadeth - The System Has Failed
Angra - Temple Of Shadows
Nightwish - Once
Loudblast - Planet Pandemonium
Dragonforce - Sonic Firestorm
Mayhem - Chimera
After Forever - Invisible Circles
Finntroll - Nattfödd
Kotipelto - Coldness
Shadows Fall - The War Within
W.A.S.P. - The Neon God Part I - The Rise
Death Angel - The Art of Dying
Impellitteri - Pedal To The Metal
Black Label Society - Hangover Music Vol. VI
The Forsaken - Traces of the Past
Scorpions - Unbreakable
Ragnarok - Blackdoor Miracle
Therion - Lemuria
Therion - Sirius B
Borknagar - Epic
Unearth - The Oncoming Storm
Suffocation - Souls to Deny
Lake Of Tears - Black Brick Road
Dokken - Hell To Pay
Amon Amarth - Fate of Norns
Dio - Master of the Moon
Saxon - Lionheart
Susperia - Unlimited
Rhapsody - Symphony of Enchanted Lands II - The Dark Secret
Sonata Arctica - Reckoning Night
Now, this is the 2004 collection including all genres (with some black metal)