All the Dread Magnificence of Perversity is the fourth full-length studio album by Gnaw Their Tongues, released on May 10, 2009 by Burning World and Crucial Blast.

[1][2] Music journalist Ned Raggett wrote a mixed to positive review, describing the album as "dreadfully magnificent in its arrangements of sheer sonic overload, sculpted to be an opera-of-sorts in a black pit" and concluded that "it's a well-done, if off-putting, approach.

"[3] Noel Gardner of The Quietus compared the music favorably to the bludgeoning sound of Khanate and Swans and said "the amount of ground Gnaw Their Tongues covers, while achieving a certain stubborn musical inertia, is truly impressive.

"[4] All music is composed by Maurice de JongAdapted from the All the Dread Magnificence of Perversity liner notes.

[5]