Few more songs added on so far...
Black Eyed Peas - Pump it
Rob Zombie - Dragula
Metallica - And justice for all
Limp Bizkit - Rollin
Prodigy - Smack My bitch up
Disturbed - Down with the sickness
Eminem - Lose Yourself
Drowning Pool - Let the bodies hit the floor
Finger Eleven - Paralyzer
Three Days Grace - Pain
Linkin Park - One Step Closer
Kid Rock - Bawitiba
System of a Down - Toxicity
Danity Kane - Damaged
Outkast - Bombs Over Baghdad
Alien Ant Farm - Smooth Criminal
Hoobastank - Crawling in the dark
Godsmack - I stand alone
Halo - Soil
Papa Roach - Last Resort
Disturbed - Voices
Trying not to add too many repeat artists in there but I'll be damned if just about everything by disturbed was made for weight lifting, I'll check those ones you mentioned out, never heard of a few of them. I was contemplating putting some rage on there but couldn't decide on the song...