Crikey this is hard. In no order whatsoeever.
Within Temptation
Lacuna Coil
Nightwish (I may be the only person in the universe to prefer the new girl, though)
The Who
Alter Bridge
Juno Reactor
Faith No More
Evanescence
Deftones
Professional Murder Music
Foo Fighters
Audioslave
Muse
The Killers
Yeah Yeah Yeahs
Linkin Park
Lostprophets
Velcra
Saliva
Snake River Conspiracy