Killing of a Sacred Deer is a deathcore band from Canada that blends crushing breakdown-driven brutality with metallic hardcore intensity, earning attention as part of the modern deathcore resurgence. The project emerged through the creative energy of vocalist and multi-instrumentalist Colter James, who draws on experience from bands like PSYCHO-FRAME, Serration, World of Pleasure and Secret & Whisper, helping shape the band’s ferocious yet dynamic sound.