Full list of all 107 DEVOUR achievements.
The base game contains 62 achievements, and there are 4 DLC packs containing 45 achievements.
Got knocked out while in a hiding spot
Found all the barbed wires (The Slaughterhouse)
Staggered Nathan 20 times (The Slaughterhouse)
Won a game in single player mode (The Slaughterhouse)
Won a game in co-op mode (The Slaughterhouse)
Won a co-op game in Hard mode (The Slaughterhouse)
Won a single player game in Hard mode (The Slaughterhouse)
Won a co-op game in Nightmare mode (The Slaughterhouse)
Won a single player game in Nightmare mode (The Slaughterhouse)
Searched 20 piles of poop (The Slaughterhouse)
Banished 1000 boars (The Slaughterhouse)
Dunked 1000 pigs (The Slaughterhouse)
Freed 100 corpses from their suffering (The Slaughterhouse)
Lured 20 pigs with bones (The Slaughterhouse)
Burnt 1000 goats (The Farmhouse)
Electrocuted 1000 rats (The Asylum)