Caliber

1. 
   Assault

   Complete Prologue: Assault
   36%
2. 
   Support

   Complete Prologue: Support
   15%
3. 
   Medic

   Complete Prologue: Medic
   15%
4. 
   Marksman

   Complete Prologue: Marksman
   26%
5. 
   Level 10

   Reach Account Level 10
   20%
6. 
   Level 20

   Reach Account Level 20
   7.8%
7. 
   Level 30

   Reach Account Level 30
   2.8%
8. 
   Level 40

   Reach Account Level 40
   1.6%
9. 
   Level 50

   Reach Account Level 50
   1.0%
10. 
    Level 60

    Reach Account Level 60
    0.7%
11. 
    Level 70

    Reach Account Level 70
    0.4%
12. 
    Level 80

    Reach Account Level 80
    0.3%
13. 
    Level 90

    Reach Account Level 90
    0.2%
14. 
    Level 100

    Reach Account Level 100
    0.1%
15. 
    Beginnings: Assault

    Receive an Assault Operator
    55%
16. 
    Beginnings: Support

    Receive a Support Operator
    40%
17. 
    Beginnings: Medic

    Receive a Medic Operator
    39%
18. 
    Beginnings: Marksman

    Receive a Marksman Operator
    49%
19. 
    Tactician

    Complete all Daily Objectives
    16%
20. 
    Strategist

    Complete a Weekly Objective
    4.2%
21. 
    Storm

    Kill 100 bots
    18%
22. 
    Blizzard

    Kill 1000 bots
    5.7%
23. 
    Whirlwind

    Kill 10 000 bots
    1.2%
24. 
    Neutralizer

    Kill 50 Chemists
    3.7%
25. 
    Deadeye

    Kill 100 Marksman bots
    2.3%
26. 
    Destroyer

    Kill 100 Assault bots
    8.4%
27. 
    Saboteur

    Kill 30 Support officers
    1.3%
28. 
    Butcher

    Kill 30 Medic bots
    1.1%
29. 
    Mercenary

    Kill 20 Sergeants
    1.1%
30. 
    Berserker

    Kill 10 Heavy Fighters
    1.2%
31. 
    Collection: Vympel

    Collect all Vympel collection operators
    2.1%
32. 
    Collection: Alpha

    Collect all Alpha collection operators
    1.4%
33. 
    Collection: SSO

    Collect all SSO collection operators
    1.4%
34. 
    Collection: 22 SpN

    Collect all 22 SpN collection operators
    1.7%
35. 
    Collection: GROM

    Collect all GROM collection operators
    1.7%
36. 
    Collection: KSK

    Collect all KSK collection operators
    1.2%
37. 
    Collection: SEAL

    Collect all SEAL collection operators
    1.5%
38. 
    Collection: TFB

    Collect all TFB collection operators
    1.1%
39. 
    Collection: RAID

    Collect all RAID collection operators
    1.3%
40. 
    Collection: Nesher

    Collect all Nesher collection operators
    1.4%
41. 
    Collection: EZAPAC

    Collect all EZAPAC collection operators
    1.3%
42. 
    Collection: Arystan

    Collect all Arystan collection operators
    1.1%
43. 
    Collection: SSO RB

    Collect all SSO RB collection operators
    1.3%
44. 
    Collection: AMF

    Collect all AMF collection operators
    1.1%
45. 
    Collection: Jiaolong

    Collect all Jiaolong collection operators
    1.2%
46. 
    Collection: CST

    Collect all CST collection operators
    1.1%
47. 
    Collection: BOPE

    Collect all BOPE collection operators
    1.0%
48. 
    Rich Kid

    Obtain 1 000 000 Credits
    5.3%
49. 
    Millionaire

    Obtain 10 000 000 Credits
    0.7%
50. 
    Multimillionaire

    Obtain 100 000 000 Credits
    0.0%
51. 
    Point Sweep Expert

    Play 100 rounds in Point Sweep mode
    1.9%
52. 
    Showdown Expert

    Play 100 rounds in Showdown mode
    2.3%
53. 
    Annihilation Expert

    Play 100 rounds in Annihilation or Team Deathmatch mode
    0.8%
54. 
    Onslaught: Expert

    Play 100 rounds in Onslaught mode
    0.7%
55. 
    Onslaught: Legend Expert

    Play 100 rounds in Onslaught: Legend mode
    0.2%
56. 
    Frontline Expert

    Play 100 rounds in Frontline mode
    0.3%
57. 
    Special Operation Expert

    Play 100 rounds in Special Operation mode
    0.5%
58. 
    Total Annihilation

    Win 100 rounds in Annihilation or Team Deathmatch mode
    0.4%
59. 
    Final Showdown

    Win 100 rounds in Showdown mode
    1.3%
60. 
    Everybody, get down!

    Win 100 rounds in Special Operation mode
    0.2%
61. 
    Did you see that!?

    Win 100 rounds in Onslaught: Legend mode
    0.1%
62. 
    True Dedication

    Win 100 rounds in Onslaught mode
    0.4%
63. 
    Draw a line

    Win 100 rounds in Frontline mode
    0.2%
64. 
    Cyberathlete

    Win in 100 Ranked Battles
    0.2%
65. 
    Cleanup Crew

    Win 100 rounds in Point Sweep mode
    1.5%
66. 
    Field Medicine

    Heal 100 000 HP
    0.7%
67. 
    Experimenter

    Over the course of a single round, deal damage with all your weapons and apply any negative effect (bleeding, burning or poisoned)
    12%
68. 
    Impressionist

    Use an emote 5000 times
    0.0%
69. 
    Reaper

    Execute an enemy player 1000 times
    0.6%
70. 
    Cosmopolitan

    Obtain operators from 15 different collections
    2.3%
71. 
    Commander

    Obtain 5 Operators in each role
    2.6%
72. 
    Technophobe

    Destroy 50 devices
    2.0%
73. 
    PedestrianSecret

    Steam withholds the description of a secret achievement.
    0.6%
74. 
    HeroSecret

    Steam withholds the description of a secret achievement.
    0.2%
75. 
    In a flashSecret

    Steam withholds the description of a secret achievement.
    2.1%
76. 
    DaredevilSecret

    Steam withholds the description of a secret achievement.
    0.0%
77. 
    Sapper

    Destroy 100 enemy mines
    0.2%
78. 
    Collection: SAS

    Collect all SAS collection operators
    0.7%
79. 
    Collection: POH

    Collect all POH collection operators
    0.1%
80. 
    Armed to the teeth!

    Collect 5 items of any equipment.
    2.2%
81. 
    Armed and dangerous!

    Collect 10 items of any equipment.
    1.1%
82. 
    Nice choice

    Finish a battle with an operator using a weapon completely different from their default setup
    0.9%
83. 
    Welcome to the clan, buddy

    Join a clan.
    2.8%
84. 
    All for one!

    Win any battle in a fireteam with clanmates.
    0.6%
85. 
    Crowdfunding

    Obtain your first Season Points.
    2.7%
86. 
    Great Strategist

    Complete all Weekly Objectives 5 times.
    0.3%
87. 
    Collection: SEK

    Collect all SEK collection operators
    0.0%

Names, descriptions and icons are the game’s own, as Steam publishes them; the share is how many owners have unlocked each, from Steam's global figures for 87 of them.