there is a huge thread going in the main section of music
i like to get my stuff of Sirius and then download the mp3 off youtube when i find something i like .. i really wish the gym played nothing cause their music sucks
music helps me on my big lifts though. but it has to be good music
I got some stuff for you bro. I listen to metal myself, and here are some of my current favorites for killing it at the gym. I don't know how hardcore you want to go, but here is a range of what I listen to
Slipknot
Parkway Drive
Of Mice & Men
Meshuggah
August Burns Red
Chevelle
Kill switch Engage
Tool
Chevelle
Avenged Sevenfold
System of a Down