Machine Head and Fear Factory

Machine Head, formed in Oakland in 1991, redefined metal with "Burn My Eyes". Known for relentless live shows and albums like "The Blackening", they've collaborated with Metallica and remained fiercely original.

Born in L.A., Fear Factory revolutionized heavy metal with a blend of staccato riffs, industrial drums, and dual-vocal styles, influencing multiple subgenres. Known for their cinematic, dystopian albums and hits like "Recode" and "Disruptor."