Ground Zero Hero

1. 
   CRACKER

   Crack five safes
   57%
2. 
   GIMME THE GOO!

   Collect 1000 rads
   61%
3. 
   DAY TRIPPIN'

   Eat (medicinal) mushrooms five times
   66%
4. 
   BUNKER BOY

   Use a bunker 10 times
   47%
5. 
   CLOSE ENCOUNTERSecret

   Steam withholds the description of a secret achievement.
   42%
6. 
   SKY FIRE

   Launch twenty fireworks
   36%
7. 
   THE CHICKEN MAN COMETHSecret

   Steam withholds the description of a secret achievement.
   71%
8. 
   RIDIN' DIRTY

   RIDE EVERY MOUNT
   20%
9. 
   BARREL POPPIN'

   BUST 100 SLIME BARRELS - LIFETIME
   17%
10. 
    VIVA PINATA!

    BUST 100 PINATA - LIFETIME
    64%
11. 
    DIABETUS

    EAT 1000 CANDY - LIFETIME
    51%
12. 
    BALLER

    COLLECT 1000 COINS - LIFETIME
    43%
13. 
    GRINDR

    SURVIVE ANY LEVEL FOR AN HOUR IN ENDLESS MODE
    6.7%
14. 
    MUTATATION MAX

    UNLOCK ALL MUTATIONS
    41%
15. 
    BIG SPENDER

    MAX OUT ALL PERMANENT UPGRADES
    2.6%
16. 
    THE WANDERER

    UNLOCK ALL WASTELANDS
    9.9%
17. 
    GROUND ZERO HERO

    COMPLETE EVERY MISSION
    0.0%
18. 
    COW BOY

    TAKE A RIDE ON THE TWO HEADED COW
    86%
19. 
    PRAISE THE SUN

    SUMMON THE SUNNY BOI 3 TIMES IN ONE RUN
    40%
20. 
    VAMPIRE HUNTER

    KILL 100 VAMPIRES IN ONE RUN
    65%
21. 
    VAMPIRE SLAYER

    KILL 1000 VAMPIRES - LIFETIME
    33%
22. 
    IGNITION

    KILL AN ENEMY WITH A TUMBLEWEED EXPLOSION
    71%
23. 
    DESERTER

    COMPLETE THE DESERT WASTELAND
    67%
24. 
    UNTOUCHABLE

    COMPLETE THE DESERT WITHOUT TAKING DAMAGE
    1.5%
25. 
    INSOMNIAC

    COMPLETE THE DESERT WITHOUT SLEEPING IN A BUNKER
    20%
26. 
    BIG GAME HUNTER

    DEFEAT ALL BOSS TIER ENEMIES - LIFETIME
    45%
27. 
    COW MAN

    TRAMPLE FIFTY ENEMIES IN ONE COW RIDE
    80%
28. 
    BOOTY BOY

    SLAP DAT BOOTY BEAR
    60%
29. 
    SPITBALL

    KILL 5 SPITTER PLANTS IN ONE RUN
    40%
30. 
    TIMBER!

    TOPPLE A TREE ONTO A TREE BOSS
    5.2%
31. 
    RIDIN' SHOTGUN

    STICK WITH SHOTGUN GUY UNTIL NIGHTFALL
    45%
32. 
    GOPHER IT

    KILL 1000 GOPHERS - LIFETIME
    2.3%
33. 
    WHERE WOLF?

    SURVIVE THE NIGHT WITHOUT USING A BUNKER
    50%
34. 
    RANGER

    COMPLETE THE FOREST WASTELAND
    46%
35. 
    UNTOUCHABLE 2

    COMPLETE THE FOREST WASTELAND WITHOUT TAKING DAMAGE
    0.5%
36. 
    INSOMNIAC 2

    COMPLETE THE FOREST WASTELAND WITHOUT USING A BUNKER
    17%
37. 
    NO ADDS

    KILL 50 AWAKENED TREES - LIFETIME
    1.8%
38. 
    ATOMIC LIZARD

    KILL BOTH YETI TYPES WITH LIZARD FIREBOMBS IN ONE RUN
    13%
39. 
    FAIRY FREEZER

    FREEZE 30 ENEMIES WITH ONE FAIRY SUMMON
    31%
40. 
    DEATH ON ICE

    DEFEAT 100 ENEMIES WHILE ICE SKATING IN ONE RUN
    35%
41. 
    RAD REPTILE

    TAKE A RIDE ON THE FIRE LIZARD
    38%
42. 
    BELL BOY

    SUMMON THE FAIRY QUEEN
    40%
43. 
    SNOWBALLER

    COMPLETE THE WINTER WASTELAND
    31%
44. 
    UNTOUCHABLE 3

    COMPLETE THE WINTER WASTELAND WITHOUT TAKING DAMAGE
    0.5%
45. 
    INSOMNIAC 3

    COMPLETE THE WINTER WASTELAND WITHOUT USING A BUNKER
    16%
46. 
    YETI HUNT

    KILL 50 YETI - LIFETIME
    27%
47. 
    VANILLA ICE

    EAT 100 CANDY IN ONE RUN
    37%
48. 
    HORN DOG

    TAKE A RIDE ON THE HORN LIZARD
    23%
49. 
    SPACE CADET

    TAKE A RIDE ON THE SPACE SCOOTER
    25%
50. 
    SALVAGE OP

    CRACK A SPACE DEBRIS SAFE
    26%
51. 
    PARTY POPPER

    POP 5 SELF-SAUCING ALIENS IN ONE RUN
    15%
52. 
    CAN I KICK IT?

    KILL 100 ENEMIES WITH THE ONE UFO
    11%
53. 
    HORNED

    KILL 50 ENEMIES IN ONE LIZARD RIDE
    12%
54. 
    GREY BE GONE

    KILL 100 GREY ALIENS IN ONE RUN
    24%
55. 
    NUKED

    KILL 30 ENEMIES WITH ONE GEYSER EXPLOSION
    22%
56. 
    UNTOUCHABLE 4

    COMPLETE THE NEPTUNE WASTELAND WITHOUT TAKING DAMAGE
    0.3%
57. 
    NEPTUNER

    COMPLETE THE NEPTUNE WASTELAND
    21%
58. 
    STREAKER

    HIT A 500 STREAK IN CONTAINMENT
    17%
59. 
    STREAKER 2

    HIT A 1000 STREAK IN CONTAINMENT
    14%
60. 
    BRIANSTORM

    KILL 30 BRAINS IN ONE RUN
    11%
61. 
    COW BOY 2

    KILL 100 ENEMIES WITH ONE COW RIDE
    3.0%
62. 
    FISTY TRAITOR

    KILL 30 FISTYBOYS WITH THE HAMMERFIST IN ONE RUN
    8.7%
63. 
    CHICKEN TRAITOR

    KILL 30 CHICKENBOYS WITH EXPLODING EGGS IN ONE RUN
    13%
64. 
    TENTACLE TRAITOR

    KILL 30 FISTYBOYS WITH THE HAMMERFIST IN ONE RUN
    5.2%
65. 
    BETTER THE DEVIL

    TRAMPLE 20 DEVILS IN ONE COW RIDE
    7.2%
66. 
    FINALLY

    COMPLETE THE CONTAINMENT ZONE
    9.6%
67. 
    FLAWLESS FINALLY

    COMPLETE THE CONTAINMENT ZONE WITHOUT TAKING DAMAGE
    0.1%

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 67 of them.