Down by the Desert
Reach the 2nd world, where there's lots of sand... I hate sand...
Rare19.1%of Steam players
Steam
IdleOn - The Incremental MMO Achievements
Current global Steam unlock rates, ordered from rarest to most common.
Total achievements276
Rarest rate0.300%
Ultra rare16
Last checkedSep 17, 2026
Current official data
Rarity labels are derived from the exact global percentage shown on each row.
Slimes Defeated
Defeat enough Slimes to unlock the portal to BABY BOAS!
Rare19.3%of Steam players
Slumbering Gamer
Claim 2000 hours of AFK Gains. That's like 3 months but not really cuz u have multiple characters.
Rare19.3%of Steam players
Do What You're Told
Complete 25 Quests on a single character. They're called Quests but they're more like chores tbh
Rare19.4%of Steam players
Average Player
You're easily in the top 50% of players now!
Uncommon22.6%of Steam players
Beans Defeated
Defeat enough Beans to unlock the portal to SLIMES!
Uncommon22.8%of Steam players
Frogs Defeated
Defeat enough Frogs to unlock the portal to BEANS!
Uncommon25.2%of Steam players
The Sculpture Within
Buy the Sculpting Tools so you can craft the town table
Uncommon26.2%of Steam players
Mushrooms Defeated
Defeat enough Green Mushrooms to unlock the portal to FROGS!
Uncommon27.1%of Steam players
Part 2: Learn to Entertain
Complete the Picnic Stowaway's part of the Main Questline
Uncommon27.7%of Steam players
Small Savings
10,000 copper coins worth, that's enough to buy 1400 nomwiches!
Uncommon27.9%of Steam players
Sleepy Gamer
Claim 100 hours of AFK Gains. That's like 4 days and a side of fries.
Uncommon30.1%of Steam players
Rookie Player
You've done better than people who ditch after a few hours!
Uncommon34.8%of Steam players
Another Me!
Create your 2nd character, who will probably never be as good as your 1st character.
Uncommon35.6%of Steam players
Classy!
Choose one of the 3 starting classes, since like there are only 3 starting classes and not 4.
Uncommon40.2%of Steam players
Part 1: Learn to Forge
Complete Glumlee's part of the Main Questline
Uncommon42.3%of Steam players