Some of my favorite bands in no order are :
Dark Tranquillity+ Arch Enemy+Hypocrisy+Dimmu Borgir+Darkthrone+ Cannibal Corspe+ Evergrey+ Nightwish+ Hammerfall+ Manowar+ Lacuna Coil+ Children of Bodom+ Trivium+ Old Inflames+ Devildriver+ Behemoth+ Kataklysm+ Morbid Angel+ Slayer+ Vader+ Graveworm+ Unearth and among many !