Card Enthusiast
Collect 30 unique cards. If u wanna trade I got some spare Amarok cards!
Rare9.40%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.
Copper 'Quipment
Equip the Copper Helmet and Copper Platebody
Rare9.40%of Steam players
Boss Buster
Defeat the big poop and the giant house with legs!
Rare9.50%of Steam players
Hybernation
Leave one of your players AFK for an entire week, which is 168 hours! Anything more counts too!
Rare9.70%of Steam players
Large Fortune
100,000,000 copper coins worth, that's enough to buy 3.8 million hot dogs!
Rare9.90%of Steam players
Veteran Gamer
You're easily in the top 5% now, that's something to be proud of maybe kind of!
Rare11.3%of Steam players
Tree Top Dropout
Reach the top of the Giant Tree, then jump off... wait no don't do that last part.
Rare11.6%of Steam players
Lucky 7s
No public description is available.
Rare11.7%of Steam players
Shut it Poochy
Defeat Amarok, the stone golem wolf of the Encroaching Forest.
Rare12.3%of Steam players
Anvil Expansion
Craft the Anvil II expander. More things to craft, yay!
Rare12.8%of Steam players
Glublins Defeated
Defeat enough Glublins to unlock the portal to THE BOSS!
Rare14.8%of Steam players
Carrotmen Defeated
Defeat enough Carrotmen to unlock the portal to GLUBLINS!
Rare15.7%of Steam players
Elite Player
You've done better than most of my IRL friends who totally exist and aren't made up!
Rare15.8%of Steam players
Card Collector
Collect 10 unique cards. Who knows you may even get a Baba Yaga Rookie Card!
Rare16.6%of Steam players
Retirement Fund
1,000,000 copper coins worth, that's enough to buy almost 91,000 rolls of Cue Tape!
Rare16.6%of Steam players
Crystal Beatdown
Defeat your first Crystal Monster! These have a 1 in 2000 chance to spawn each time you defeat a normal monster.
Rare17.0%of Steam players
Baby Boas Defeated
Defeat enough Baby Boas to unlock the portal to CARROTMEN!
Rare17.1%of Steam players
More and More Me!
Create your 4th character, who will never appreciate the struggle the earlier characters went through from having no family bonus stats.
Rare17.6%of Steam players
Pro Gamer Move
No public description is available.
Rare18.4%of Steam players
Part 3: Learn to Translate
Complete Stiltzcho's part of the Main Questline
Rare19.0%of Steam players