Nobody Saves the World

1. 
   Castle Crasher

   Complete the Legendary Dungeon: Grand Castle
   66%
2. 
   Crypt Cleaner

   Complete the Legendary Dungeon: Witch Queen Catacombs
   35%
3. 
   Did you try turning it off and on again?

   Complete the Legendary Dungeon: Ancient Robot
   35%
4. 
   Corporate Espionage

   Complete the Legendary Dungeon: Secret Corporation
   20%
5. 
   Alcazar Shmalcazar

   Complete the Legendary Dungeon: Dragon Ruler's Alcazar
   20%
6. 
   Baby's First Dungeon

   Escape from Nostramagus' basement.
   85%
7. 
   Nostramagus is Missing!

   Locate Nostramagus
   32%
8. 
   Fortress in the SkySecret

   Steam withholds the description of a secret achievement.
   18%
9. 
   Personal GrowthSecret

   Steam withholds the description of a secret achievement.
   18%
10. 
    Behold my true form, and despair!Secret

    Steam withholds the description of a secret achievement.
    23%
11. 
    The S is for Super

    Reach max Rank on a single Form
    26%
12. 
    Super Wiz

    Reach max Rank on all Forms
    5.6%
13. 
    The first of many

    Upgrade an ability
    78%
14. 
    I'm never taking this off

    Reach the max upgrade level of a single ability
    27%
15. 
    Peak Performance

    Reach the max upgrade level of all of one Form's abilities
    14%
16. 
    Squire

    Join the Knights Guild
    63%
17. 
    Grandmaster KnightSecret

    Steam withholds the description of a secret achievement.
    12%
18. 
    Licensed Acolyte

    Become an Acolyte of the New League of Wizards
    44%
19. 
    Grand MaesterSecret

    Steam withholds the description of a secret achievement.
    15%
20. 
    Lesser Peon

    Join the Thieves Guild
    46%
21. 
    Master FraudsterSecret

    Steam withholds the description of a secret achievement.
    11%
22. 
    Fine Form!

    Customize a Form for the first time
    60%
23. 
    Passive-ist

    Have a Form equipped with 4 Passives
    33%
24. 
    Whaddya Buyin?

    Make a shop purchase
    78%
25. 
    One of Everything, Please!

    Own one of every shop item in the game
    12%
26. 
    Fairyly Small Reunion

    Find 5 mana fairies
    52%
27. 
    Fairy Conservationist

    Find the final mana fairy
    6.5%
28. 
    Pony Love

    Experience true love
    66%
29. 
    The Cactagon

    Find the treasure beyond the Gulp
    30%
30. 
    I'm talkin journalism, baby!

    Do some journalism
    34%
31. 
    The Light Expanse

    Completely light the Dark Expanse
    16%
32. 
    What does "#@$%&!" mean?

    Learn the language of dolphins
    17%
33. 
    A world so nice I saved it twice

    Defeat the Calamity in NG+
    2.1%
34. 
    Nobody saved the world

    Obtain every achievement in the game
    2.0%
35. 
    + Need a sentry here!

    Unlock the Mechanic form
    7.1%
36. 
    + Bee yourself

    Unlock the Killer Bee form
    5.3%
37. 
    + The True Being

    Be crowned the True Being
    3.4%
38. 
    + Job's done!

    Reach S-Rank on the Mechanic
    2.7%
39. 
    + The True Bee-ing

    Reach S-Rank on the Killer Bee
    2.7%
40. 
    + Spirit of AshSecret

    Steam withholds the description of a secret achievement.
    3.0%
41. 
    + No Alchemy Required

    Earn all 36 Medals in the Colosseum and talk to The Dueling Faces
    1.9%

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 41 of them.