Angels of Darkness, Demons of Light I is the sixth full-length studio album by the band Earth, released on Southern Lord Records. Cello is introduced as a new instrument, along with the usual ones being used since the album Hex. Dylan Carlson describes the album as more melodic and riff oriented.[1] The second part of the album was released in 2012. The album illustrations were created by Stacey Rozich.[2]