best rock metal band's ?

hello
what is the best rock bands or metal for ever?
thanks

Metallica all the way :thumbsup:

for me METALLICA too!!!

yea metallica for me to but Lamb of god is still my favorite

1) Lamb of God
2) Slayer
3) Old Skool Metallica (old skool, anything after Black album = utter crap, in fact, black album aint all that great either)
4) Pantera
5) Iron Maiden
6) Megadeth
7) Killswitch Engage
8) Black Sabbath
9) Slipknot
10) Tool

Best metal band : Iced Earth and WASP
Best Rock band : Pink Floyd and Radiohead ..

Metallica, Pantera, Annihilator, Megadeth....yummy

Trivium
Killswitch engage

\m/

Metallica

Yeah killswitch engage is good