Opeth,
Nile
Finntroll
Moonsorrow
Moonspell
Krisiun
Tool
Amon Amarth
Primordial
Abagail Williams
and some of Cradle of Filth,Bathory,Lamb of God,early Rammstein
I have seen Tool ( or should I say heard as I couldnt actually see them over everyones heads) and yes they were amazing. Opeth went to Australia but I couldnt afford the trip sadly. .