Here's all the Artists I have on my Zune. Artists with asterisks(*) after their name come from the Audio Portal. I find this, by far, the best way to express my musical tastes.

36 Crazy Fists
Alexisonfire
All That Remains
As I Lay Dying
Atreyu
At The Gates
August Burns Red
Avenged Sevenfold
Beck
The Black Dahlia Murder
Black Sabbath
Bleeding Through
Bucketehad
Bush
Carnal Forge
Cold
Cryptopsy
Cydrius*
Daft Punk
Dark Tranquility
Death By Stereo
Demon Hunter
DevilDriver
The Devil Wears Prada
Disturbed
Dragon Force
Dr. Acula
The Fall of Troy
Fear Factory
The Flaming Lips
Godsmack
God Forbid
Gorillaz
Helix6*
HORSE the Band
In Flames
I Set My Friends On Fire
Jag Panzer
Killswitch Engage
Lamb of God
Machine Head
Mastodon
Megadeth
Ministry
Mushroomhead
Nevermore
Nickelback
Nine Inch Nails
Old Mans Child
Our Lady Peace
Pantera
Papa Roach
ParagonX9
Praxis
Radiohead
Rammstein
The Red Chord
Scary Kids Scaring Kids
Seether
Sepultura
Shadows Fall
Silverstein
Slayer
Sleep
Slipknot
Staind
Static-X
Suicide Silence
System of a Down
Theory In Practice
Tool
Trivium
Tyler Bates
Underminded
Underoath
Walls of Jericho
The White Stripes
White Zombie
Winterwind-NS*
Zao