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IdleOn - The Incremental MMO Achievements

Official Steam achievement definitions and latest reported global unlock rates, ordered from rarest to most common.

Total achievements276
Rarest rate0.300%
Ultra rare16
Last checkedSep 17, 2026
Delayed official data

Rates and award counts were last observed on Sep 17, 2026.

81
The True King

Reach a total of 1 million Orb Kills.

Very rare
2.00%last reported global rate
82
Artifact Jones

Collect all 30 ANCIENT Artifacts from Sailing. All that glitters is not gold, but it sure is shiny!

Very rare
2.10%last reported global rate
83
Bigtime Bloacher

Have a stack of exactly 100,000 Bloaches in your Storage Chest.

Very rare
2.10%last reported global rate
84
Sneaky Stealing

No public description is available.

Very rare
2.10%last reported global rate
85
Summoning GM

Get 58 Career Wins within Summoning

Very rare
2.10%last reported global rate
86
Top Floor Sneaking

Reach what seems like the top Floor of Sneaking with the Eldar Kingulyte guest.

Very rare
2.10%last reported global rate
87
Beanstacker Trainee

Add 5 different golden foods to The Beanstalk.

Very rare
2.20%last reported global rate
88
Gilded Shells

Have 12 gold (or rarer) eggs in your nest at the same time, waiting to be hatched!

Very rare
2.20%last reported global rate
89
Matrix Wickermen

Accumulate 8760 hours, or an entire year, of Lab AFK time across all players.

Very rare
2.20%last reported global rate
90
Michelin Ranked

Upgrade any kitchen stat to Lv. 300, giving you an elite crown over the upgrade bars, thus resulting in dopamine.

Very rare
2.20%last reported global rate
91
Science Undergrad

Find 30 unique crops, as shown by the Crop Scientist!

Very rare
2.20%last reported global rate
92
Seaworthy Captain

Level up a Sailing Captain to Lv 15. Few captains in the universe can rival their ability to plunder!

Very rare
2.20%last reported global rate
93
Space Party!!!

Dance with at least 5 other people while you're all in World 4 town!

Very rare
2.20%last reported global rate
94
Voraci Vantasia

Harvest a total of 500 Voraci-type Plants in Gaming.

Very rare
2.20%last reported global rate
95
Artifact Enjoyer

Collect all 30 Artifacts from Sailing

Very rare
2.30%last reported global rate
96
Broken Controller

No public description is available.

Very rare
2.30%last reported global rate
97
Dungeon Wallop

Deal 25000 or more damage in a single hit within any Dungeon.

Very rare
2.30%last reported global rate
98
Lucky Harvest

Harvest a plant with a Bit worth who's first 3 digits are 777. For example, 77.7K Bits would count, or 777M Bits too!

Very rare
2.30%last reported global rate
99
Manager Defeated

Defeat Glaciaxus on its 2nd difficulty

Very rare
2.30%last reported global rate
100
Million Null 'n Void

Have a stack of exactly 1,000,000 Void Ore in your Storage Chest.

Very rare
2.30%last reported global rate