Sonic Frontiers

1. 
   The Journey Begins

   Completed the Kronos Island tutorials.
   72%
2. 
   The Beginning

   Defeated the Titan and completed the main story on Kronos Island.
   45%
3. 
   Ancient Defiance

   Defeated the Titan and completed the main story on Ares Island.
   33%
4. 
   Futile Resistance

   Defeated the Titan and completed the main story on Chaos Island.
   27%
5. 
   Hope Across Ages

   Defeated the Titan and completed the main story on Ouranos Island.
   23%
6. 
   A Land at Peace

   Defeated the final threat and completed the main story.
   23%
7. 
   Kronos Island Expert

   Viewed all Side Stories on Kronos Island.
   18%
8. 
   Ares Island Expert

   Viewed all Side Stories on Ares Island.
   15%
9. 
   Chaos Island Expert

   Viewed all Side Stories on Chaos Island.
   12%
10. 
    Ouranos Island Expert

    Viewed all Side Stories on Ouranos Island.
    12%
11. 
    Expert Historian

    Viewed all Side Stories.
    10%
12. 
    Kronos Island Explorer

    Completed all Challenges on Kronos Island and fully revealed the map.
    25%
13. 
    Ares Island Explorer

    Completed all Challenges on Ares Island and fully revealed the map.
    20%
14. 
    Chaos Island Explorer

    Completed all Challenges on Chaos Island and fully revealed the map.
    16%
15. 
    Ouranos Island Explorer

    Completed all Challenges on Ouranos Island and fully revealed the map.
    16%
16. 
    Unrivaled Aptitude

    Unlocked all Skills.
    24%
17. 
    Speed Demon

    Activated a Power Boost for the first time.
    62%
18. 
    Combo Convert

    Performed a Phantom Rush for the first time, outside of the training simulator.
    59%
19. 
    Combo Crackerjack

    Performed Phantom Rush 50 times, outside of the training simulator.
    16%
20. 
    Koco Leader

    Gathered 200 Koco.
    37%
21. 
    Elder Koco Encounter

    Spoke with Elder Koco for the first time.
    56%
22. 
    Hermit Koco Encounter

    Spoke with Hermit Koco for the first time.
    61%
23. 
    Herculean Hedgehog

    Raised Power Level to MAX.
    16%
24. 
    Hardened Hedgehog

    Raised Defense Level to MAX.
    15%
25. 
    Hearty Hedgehog

    Raised Ring Level to MAX.
    15%
26. 
    Hypersonic Hedgehog

    Raised Speed Level to MAX.
    17%
27. 
    Easy Prey

    Defeated all enemy types.
    21%
28. 
    Unknown Threat

    Defeated a guardian for the first time.
    87%
29. 
    Threats Identified

    Defeated all guardian types.
    13%
30. 
    Swath of Destruction

    Destroyed 100 breakable objects.
    51%
31. 
    Celestial Rain

    Encountered a starfall for the first time.
    46%
32. 
    Kronos Island Memories

    Repaired all Portals on Kronos Island.
    32%
33. 
    Ares Island Memories

    Repaired all Portals on Ares Island.
    18%
34. 
    Chaos Island Memories

    Repaired all Portals on Chaos Island.
    15%
35. 
    Ouranos Island Memories

    Repaired all Portals on Ouranos Island.
    13%
36. 
    Perfect Run

    Completed all Missions in one Cyber Space area.
    56%
37. 
    Superior Ranking

    Achieved Rank S time, for the first time in a Cyber Space area.
    61%
38. 
    Big Encounter

    Completed the fishing tutorial.
    44%
39. 
    Ticket to Tranquility

    Earned 100 Purple Coins.
    45%
40. 
    Angler's Club

    Landed all catches at one fishing spot.
    24%

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 40 of them.