Critical reception

Professional ratings

Aggregate scores
Source	Rating
Metacritic	79%[2]
Review scores
Source	Rating
About.com	[8]
AllMusic	[9]
Exclaim!	favorable[10]
Metal Forces	[11]
Metal Storm	7.7/10[12]
PopMatters	[13]
Revolver	[14]
Spin	[15]
Sputnikmusic	[16]

Upon its release Monolith of Inhumanity generally received favorable reviews from critics. On Metacritic, it has been given a score of 79% based on 5 reviews.^[2]

Public reception

The album also was voted the best album of 2012 by Metal Injection readers.^[17] On the MetalSucks series "The Best Metal Albums of 2012, As Chosen by Metal Musicians Themselves," Sven de Caluwé of Aborted, Richie Cavalera of Incite, David Davidson and Dan Gargiulo both of Revocation, Charles Elliott of Abysmal Dawn, Jeremy Wagner formerly of Broken Hope, John Vail formerly of Wretched, and Leon del Muerte of Murder Construct included Monolith of Inhumanity on their lists.^{[18][19][20][21][22]}

Cattle Decapitation

• Travis Ryan – vocals, electronics, atmospherics, keyboard, drums on "The Monolith"
• Josh Elmore – guitar, gang vocals on "The Carbon Stampede"
• Derek Engemann – bass, additional vocals, gang vocals on "The Carbon Stampede", additional guitar and keyboard on "The Monolith"
• Dave McGraw – drums, gang vocals on "The Carbon Stampede"

Guest musicians

• Leonard Leal (Cephalic Carnage) – vocals on "A Living, Breathing Piece of Defecating Meat"
• Mike Majewski (Devourment) – vocals on "Projectile Ovulation"

Additional musicians

• Cephalic Carnage:
  • Leonard Leal – gang vocals on "The Carbon Stampede"
  • Nick Schendzielos – gang vocals on "The Carbon Stampede"
  • Steve Goldberg – gang vocals on "The Carbon Stampede"
  • Brian Hopp – gang vocals on "The Carbon Stampede"
  • John Merryman – gang vocals on "The Carbon Stampede"
  • Zac Joe – gang vocals on "The Carbon Stampede"
  • Jawsh Mullen – gang vocals on "The Carbon Stampede"
• Sean Perry – gang vocals on "The Carbon Stampede"
• John Wiese – electronics, atmospherics

Production

• Dave Otero – production, mixing, mastering
• Shane Howard – engineering

Artwork and design

• Wes Benscoter – album artwork, photo editing
• Brian Ames – album layout
• Sam Lanthrem – photography
• Matthew Zinke – photography
• Travis Ryan – art direction, concept

Studio

• Flatline Audio, Westminster, CO, USA – production, mixing, mastering