Fear Factory is an American heavy metal band formed in Los Angeles in 1989. Throughout the band's career, they have released ten full-length albums and have evolved through a succession of sounds, all in their main style of industrial metal.

Butcher Babies is an American heavy metal band from Los Angeles, consisting of dual frontwomen Heidi Shepherd and Carla Harvey, guitarist Henry Flury, bassist Ricky Bonazza, and drummer Blake Bailey.