Powermad always stays number 1!
Powermad
Sadus
Forbidden
Dark Angel
Nuclear Assault
Vio-Lence
Death
Overkill
Kreator
Heathen
There are so many awesome bands...Others worth mentioning are Sanctuary, Atheist, Pestilence, Sodom, Onslaught, Evildead, Coroner, Laaz Rockit and many more!!