Several part of the game haven't got yet achievements. Achievements are good, an invisible motivation.
Much easier implement achievements for existing content than create new content but we players we are happy to get it.
Quests:
- Guild quests: Complete 100 guild quests.
- Weekly quests: Complete all weekly quest 50 times.
Gems:
- Collect 1k gem via Excelsior\Letter
- Buy your first gem pit.
- You have an exhausted gem pit.
Excelsior
- Use zone buff 100 times.
- Refill your mines with 100k deposit.
- Spend 10k crystal.
- Finish all letter quests.
- Finish all ventures.
- Finish the venture raid.
- Maximize your farmyard.
Adventures
Expand all adventure achievements with:
- Finish 10 times.
- Earn rare reward. BK: Dark Castle, etc.
Expand with all adventures (coop, etc)