The Human Abstract was an American progressive metalcore band from Los Angeles, California. Formed in 2004, the group was originally signed to the independent label Hopeless Records, the band then released the two albums Nocturne (2006) and Midheaven (2008) before signing to eOne Music and releasing Digital Veil (2011). The Human Abstract went through several lineup changes over the years, with the final consisting of founding members Dean Herrera, A.J. Minette and Brett Powell, in addition to Henry Selva and Travis Richter.

Every Time I Die was an American metalcore band from Buffalo, New York, formed in 1998. For most of the band's career, the line-up was centred on brothers Keith (vocals) and Jordan Buckley (guitar), as well as rhythm guitarist Andy Williams, with bassist Stephen Micciche also being in the band for a cumulative 15 of the band's 24 years. After spending the first decade of their career on the Ferret Music label, they signed with Epitaph Records in 2008 and remained there until their split in early 2022. Every Time I Die released nine studio albums, with their final album Radical being released in October 2021.