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Cobalt Core achievements, rarest first.
Every achievement in Cobalt Core, ranked by how many Steam players have unlocked it. Global completion rates from Steam, refreshed daily.
The rarest achievement
Looping Legend
1.8%
of players
- Achievements
- 15
- Rarest
- 1.8%
- Ultra rare (under 5%)
- 2
- Average completion
- 33%
1
Looping Legend
Play 30 dailies.
1.8%
2
Entropic Explorer
Play 7 dailies.
3.0%
3
Daily Dabbler
Play 1 daily.
6.8%
4
Curiosity
Win a fight you shouldn't have started.
12%
5
Penchant for Punishment
Win a run on the hardest difficulty.
13%
6
I've Been Here The Whole TimeHidden
Hidden achievement. Description revealed on unlock.
16%
7
Prism
Beat the finale.
16%
8
Smooth Sailing
Unlock the Tiderunner.
26%
9
Of Two Minds
Unlock the Gemini.
43%
10
BookmarkedHidden
Hidden achievement. Description revealed on unlock.
53%
11
God Of War
Unlock the Ares.
54%
12
Good Communicator
Unlock the Jupiter.
56%
13
We're In
Unlock Max.
56%
14
Now We're Cooking
Unlock Drake.
64%
15
The New Kid
Unlock Isaac.
80%
Percentages are Steam's global unlock rates across all players who own Cobalt Core, refreshed daily. Under 5% is marked in the lit blue.