The Manpigs are the primary antagonists and monstrous inhabitants of the industrial complex in Amnesia: A Machine for Pigs. These grotesque creatures are a horrifying fusion of man and pig, products of Mandus's twisted experiments and the Machine's gruesome purpose. They are the physical manifestation of the game's industrial horror.

Appearance and Behavior: Manpigs are large, bipedal creatures with porcine features, often covered in blood and grime, and sometimes adorned with industrial implements. They are blind, relying entirely on their acute hearing to detect intruders. They patrol the dark corridors and processing areas of the Machine, emitting guttural grunts and snorts. When they detect a sound, they will investigate, and if they find you, they will give chase relentlessly.
Threat Level: Manpigs cannot be fought or killed. Your only option is to avoid them through stealth and evasion. If caught, they will quickly overpower and kill Mandus, resulting in a game over and a reload to the last checkpoint. Their presence creates intense moments of tension and fear, forcing players to move cautiously and strategically. They are a constant reminder of the horrific processes taking place within the Machine and the ultimate fate of its victims.
Origin and Symbolism: The Manpigs are a direct result of Mandus's experiments and the Machine's function. They symbolize the dehumanizing and grotesque nature of industrialization taken to its extreme, and the blurring of lines between man and beast. They are the 'pigs' that Mandus refers to in his philosophical musings, representing the 'filth' of humanity that he seeks to cleanse. Their existence is a chilling testament to Mandus's ambition and his profound moral corruption.