Backyard Baseball

1. 
   Back in the Backyard

   Launch the game for the first time
   99%
2. 
   First Tingles and Thrills

   Hit your first Home Run
   86%
3. 
   Home Run Influencer

   Hit 15 Home Runs
   58%
4. 
   Home Run Big Shot

   Hit 30 Home Runs
   47%
5. 
   Grand Slammer

   Score your first Grand Slam
   66%
6. 
   Grand Slamwhich

   Hit 10 Grand Slams
   18%
7. 
   Strike Out Rookie

   Strike out your first batter
   90%
8. 
   Strike Out Expert

   Strike out 15 Batters
   50%
9. 
   I've Got My Eyes On You

   Strike out 25 Batters
   37%
10. 
    Powered-Up Slugger

    Use 15 Power Ups
    57%
11. 
    Super Powered-Up Slugger

    Use 30 Power Ups
    44%
12. 
    Hey Batta-Batta Swing

    Hit the ball 30 times
    86%
13. 
    I Don't Dance

    Hit the ball 45 times
    81%
14. 
    Crazy Frog

    Catch a Flyball 25 times
    38%
15. 
    Throw It Like It's Hot

    Use Heat Pitch 35 times
    70%
16. 
    Slow and Steady Wins the Pitch

    Use Slowball Pitch 35 times
    46%
17. 
    I'm a Leftie, Can You Tell?

    Use Left Hook Pitch 35 times
    52%
18. 
    Oops, I Pitched it AgainSecret

    Steam withholds the description of a secret achievement.
    2.1%
19. 
    Newbie Collector

    Open 1 Card pack for the first time
    52%
20. 
    Collector Nerd

    Open 10 Card packs
    28%
21. 
    Card Fanatic

    Open 30 Card packs
    13%
22. 
    Silver Aces

    Own at least 15 2* Rarity Cards
    24%
23. 
    Golden Spirit

    Own at least 10 3* Rarity Cards
    26%
24. 
    Diamond Buster

    Own at least 10 4* Rarity Cards
    20%
25. 
    Hello, World!

    Clanky has arrived
    8.5%
26. 
    Welcome to the Neighborhood!

    Create your first custom kid
    46%
27. 
    New Kids on the Block

    Create 3 custom kids
    11%
28. 
    Gotta Collect 'Em All

    Collect all of the Backyard Kids Baseball Cards
    0.5%
29. 
    Prodigy in the MakingSecret

    Steam withholds the description of a secret achievement.
    85%
30. 
    Mark of a LegendSecret

    Steam withholds the description of a secret achievement.
    63%
31. 
    Popular CoachSecret

    Steam withholds the description of a secret achievement.
    0.6%
32. 
    Seasoned To Taste

    Win your first season game
    72%
33. 
    All City, All Kitty

    Make your first BYB All-City Playoffs
    27%
34. 
    Playoff Champ

    Win your first BYB All-City Playoffs
    25%
35. 
    In Elite Territory

    Reached the Super Entire Nation Tournament
    25%
36. 
    Tournament Maestro

    Win your first Super Entire Nation Tournament
    21%
37. 
    Playing with Giants

    Reached the Ultra Grand Championship of the Universe Series
    20%
38. 
    Grandmaster of the Universe

    Win your first Ultra Grand Championship of the Universe Series
    17%
39. 
    Triple Threat

    Three's a tricky
    1.4%
40. 
    Double Trouble

    Complete a double play in League Play
    61%
41. 
    Error 404Secret

    Steam withholds the description of a secret achievement.
    56%
42. 
    Steal Yo Base

    Successfully steal a base 25 times
    7.9%
43. 
    No Place Like HomeSecret

    Steam withholds the description of a secret achievement.
    84%
44. 
    Master of ModesSecret

    Steam withholds the description of a secret achievement.
    10%
45. 
    Power SiblingsSecret

    Steam withholds the description of a secret achievement.
    28%
46. 
    Victory LapSecret

    Steam withholds the description of a secret achievement.
    3.7%
47. 
    Cramp Prevention BasicsSecret

    Steam withholds the description of a secret achievement.
    37%
48. 
    Right Hand Dominance

    Use Right Hook Pitch 35 times
    59%
49. 
    In a PickleSecret

    Steam withholds the description of a secret achievement.
    25%
50. 
    Slide to Victory

    Slide into base 15 times without getting tagged
    32%
51. 
    Bounce-tastic

    Hit 3 Environmental Interactives in any stadium
    92%

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 51 of them.