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The Sirena Expedition achievements, rarest first.
Every achievement in The Sirena Expedition, ranked by how many Steam players have unlocked it. Global completion rates from Steam, refreshed daily.
The rarest achievement
A hidden achievement
12%
of players
- Achievements
- 12
- Rarest
- 12%
- Ultra rare (under 5%)
- 0
- Average completion
- 38%
1
Why Did I Turn Around?Hidden
Hidden achievement. Description revealed on unlock.
12%
2
Back to Start Everything OffHidden
Hidden achievement. Description revealed on unlock.
14%
3
How Could I Leave it All Behind?
Leave the facility without discovering its purpose.
16%
4
What's That Over There?
Find the second secret code.
17%
5
I Was Finally Going BackHidden
Hidden achievement. Description revealed on unlock.
20%
6
Another Cave, Larger Than the Others
Find the first secret code.
21%
7
I Wonder If They Mean Anything
Find the third secret code.
38%
8
We've Got Work to Do
Complete The Sirena Expedition.
54%
9
I'm Different Now
Make your way to the Cavern.
55%
10
Purposely Designed, To Test Me
Make your way to the top of the facility.
64%
11
Everything Has its Own Frequency
Acquire a new ability.
73%
12
I Opened My Eyes
Make your way to the Abyss.
77%
Percentages are Steam's global unlock rates across all players who own The Sirena Expedition, refreshed daily. Under 5% is marked in the lit blue.