The sticker on the disc is intriguing enough, calling it a "companion to their recent Rock Action album" and "two parts serenity and one part death metal." My Father My King is a single track of the same name that lasts over 20 minutes.
Though the inlay card features the Jewish Rosh Hashanah hymnal from which the melody originated, it is an instrumental.
The meat is somewhat similar to the band Earth's sludgy, monotone feedback or Caspar Brötzmann Massaker sans singing, with a nicely noisy production job from a man accustomed to such things, Steve Albini, bookended with relative tranquility.
Call it mood music for mood swings and unlike anything the Scottish troupe has endeavored, but it still retains the experimental, arty flair Mogwai is identified with.