War Mongrels

1. 
   CowardiceSecret

   Steam withholds the description of a secret achievement.
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2. 
   The Breaking PointSecret

   Steam withholds the description of a secret achievement.
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3. 
   The MotivationSecret

   Steam withholds the description of a secret achievement.
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4. 
   HeroismSecret

   Steam withholds the description of a secret achievement.
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5. 
   ConsequencesSecret

   Steam withholds the description of a secret achievement.
   —
6. 
   OpportunitiesSecret

   Steam withholds the description of a secret achievement.
   —
7. 
   The HorrorSecret

   Steam withholds the description of a secret achievement.
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8. 
   The DifferenceSecret

   Steam withholds the description of a secret achievement.
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9. 
   VengeanceSecret

   Steam withholds the description of a secret achievement.
   —
10. 
    Broken HopesSecret

    Steam withholds the description of a secret achievement.
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11. 
    SorrowSecret

    Steam withholds the description of a secret achievement.
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12. 
    AtonementSecret

    Steam withholds the description of a secret achievement.
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13. 
    Collectibles of Chapter I

    Find all collectibles in Chapter I
    —
14. 
    Collectibles of Chapter II

    Find all collectibles in Chapter II
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15. 
    Collectibles of Chapter III

    Find all collectibles in Chapter III
    —
16. 
    Collectibles of Chapter IV

    Find all collectibles in Chapter IV
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17. 
    Collectibles of Chapter V

    Find all collectibles in Chapter V
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18. 
    Collectibles of Chapter VI

    Find all collectibles in Chapter VI
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19. 
    Collectibles of Chapter VII

    Find all collectibles in Chapter VII
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20. 
    Collectibles of Chapter VIII

    Find all collectibles in Chapter VIII
    —
21. 
    Collectibles of Chapter IX

    Find all collectibles in Chapter IX
    —
22. 
    Collectibles of Chapter X

    Find all collectibles in Chapter X
    —
23. 
    Collectibles of Chapter XI

    Find all collectibles in Chapter XI
    —
24. 
    Collectibles of Chapter XII

    Find all collectibles in Chapter XII
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25. 
    Challenges of Chapter I

    Complete all challenges in Chapter I
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26. 
    Challenges of Chapter II

    Complete all challenges in Chapter II
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27. 
    Challenges of Chapter III

    Complete all challenges in Chapter III
    —
28. 
    Challenges of Chapter IV

    Complete all challenges in Chapter IV
    —
29. 
    Challenges of Chapter V

    Complete all challenges in Chapter V
    —
30. 
    Challenges of Chapter VI

    Complete all challenges in Chapter VI
    —
31. 
    Challenges of Chapter VII

    Complete all challenges in Chapter VII
    —
32. 
    Challenges of Chapter VIII

    Complete all challenges in Chapter VIII
    —
33. 
    Challenges of Chapter IX

    Complete all challenges in Chapter IX
    —
34. 
    Challenges of Chapter X

    Complete all challenges in Chapter X
    —
35. 
    Challenges of Chapter XI

    Complete all challenges in Chapter XI
    —
36. 
    Challenges of Chapter XII

    Complete all challenges in Chapter XII
    —
37. 
    Warm UpSecret

    Steam withholds the description of a secret achievement.
    —
38. 
    Explorer

    Find a collectible
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39. 
    Prospector

    Find 20 collectibles
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40. 
    Treasure Hunter

    Find all collectibles
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41. 
    Such is War!Secret

    Steam withholds the description of a secret achievement.
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42. 
    Piece of Cake

    Finish all missions on hard or challenge difficulty level
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43. 
    NO LIFE IS WORTH SAVING...

    Kill 1944 soldiers
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44. 
    Eat Lead!

    Kill 250 officers
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45. 
    Food Massacre

    Kill 20 dogs with poisoned sausage
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46. 
    Here Comes the Boom

    Kill 100 soldiers using Ewald's Brawl
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47. 
    Sniper Wolf

    Kill 20 soldiers with sniper rifle
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48. 
    King of Knives

    Kill 50 soldiers by throwing a knife
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49. 
    It Will Rain

    Kill 10 soldiers at once with one grenade
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50. 
    Hold a Door

    Kill 3 soldiers at once by breaking down the door
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51. 
    It's Just an AccidentSecret

    Steam withholds the description of a secret achievement.
    —
52. 
    Missing in Action

    Hide 500 bodies
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53. 
    Helping HandSecret

    Steam withholds the description of a secret achievement.
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54. 
    Tiptoe Around

    Complete the mission without alarming enemies
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55. 
    Not Spill a Drop

    Do not use the moonshine bottle in one mission with Ewald
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56. 
    The Good SamaritanSecret

    Steam withholds the description of a secret achievement.
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57. 
    Without a Second ThoughtSecret

    Steam withholds the description of a secret achievement.
    —
58. 
    Bullseye!Secret

    Steam withholds the description of a secret achievement.
    —
59. 
    Daddy Would Be ProudSecret

    Steam withholds the description of a secret achievement.
    —

Names, descriptions and icons are the game’s own, as Steam publishes them.