Thy Art Is Murder is an Australian deathcore band from Western Sydney, New South Wales. They released their debut EP This Hole Isn't Deep Enough for the Twelve of You in 2005. They followed with another EP Infinite Death in 2008 and released their first full length album The Adversary in July through Skull and Bones Records. Previous Vocalist, Brendan Van Ryn performed vocals on This Hole Is Not Deep Enough For The Twelve Of You and Infinite Death. Rynleft due to differences in musical taste and was asked to leave due to the group's decision to change their style to which Chris "CJ" Mcmahon then joined in his place. The band is managed by notorious Australian metalcore vocalist, Michael Crafter.