In divorce papers, his wife alleged that he had become emotionally distant, was preoccupied with bodybuilding and touring, and spent money irresponsibly, including on numerous tattoos.
The couple had been married eight years and had adopted three children from Ethiopia.
In 2007, his band's single "Nothing Left" was nominated for a metal performance Grammy. In the fall of 2012, the group released its sixth album, "Awakened."
As a singer, Lambesis has been described as something "between sinister screaming and high-energy growling." At the time of his arrest, Lambesis was using crowd-sourcing to raise money for his latest musical effort.