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Once Human Achievements

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

Total achievements36
Rarest rate0.000%
Ultra rare34
Last checkedSep 13, 2026
Delayed official data

Rates and award counts were last observed on Sep 13, 2026.

21
Dream Collector

Collect 10 Wakeful Sand in the Endless Dream scenario.

Ultra rare
0.200%last reported global rate
22
Era of Deviations

Enter the Deviation: Survive, Capture, Preserve scenario.

Ultra rare
0.200%last reported global rate
23
Mod Expert

Collect 40 different Mods at Lv. 15 or above in the Manibus scenario.

Ultra rare
0.200%last reported global rate
24
Renovation Master

Achieve a Building Rating of 1,000 in the Manibus scenario.

Ultra rare
0.200%last reported global rate
25
I Remember Now!

Defeat the Forsaken Giant in the Manibus scenario.

Ultra rare
0.300%last reported global rate
26
Drift Master

Complete 10 drifts with any vehicle in the Manibus scenario.

Ultra rare
0.400%last reported global rate
27
No Rock Unturned

Open 10 Mystical Crates in the Manibus scenario.

Ultra rare
0.400%last reported global rate
28
Sweet Dreams

First time entering the Endless Dream scenario.

Ultra rare
0.400%last reported global rate
29
Put Down That Dog

Defeat the Shadow Hound in the Manibus scenario.

Ultra rare
0.500%last reported global rate
30
Spider Nest Purge

Defeat the Arachsiam in the Manibus scenario.

Ultra rare
0.500%last reported global rate
31
Electricity Expert

Reach 80 Watts of Territory Power in the Manibus scenario.

Ultra rare
0.600%last reported global rate
32
Securement Silo Explorer

Complete your first Securement Silo challenge in the Manibus scenario.

Ultra rare
0.600%last reported global rate
33
End the Blight

Defeat the Treant in the Manibus scenario.

Ultra rare
0.700%last reported global rate
34
Securement Master

Secure 25 Deviations in the Manibus scenario.

Ultra rare
0.700%last reported global rate
35
Corruption Be Gone

Defeat the Ravenous Hunter in the Manibus scenario.

Very rare
1.10%last reported global rate
36
First Securement

Capture your first Deviation in the Manibus scenario.

Very rare
1.50%last reported global rate