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Steam

ZEPHON Achievements

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

Total achievements96
Rarest rate0.000%
Ultra rare32
Last checkedOct 17, 2026
Delayed official data

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

21
What Is The Worth Of A Human Life?

Unlock the mutator.

Ultra rare
0.500%last reported global rate
22
When The Masses Stood With Me, I Was Invincible

No public description is available.

Ultra rare
0.500%last reported global rate
23
Fit For Adoration

No public description is available.

Ultra rare
0.600%last reported global rate
24
Zhuko Was Here

Win a game as ZhukoDim, but without playing.

Ultra rare
0.600%last reported global rate
25
Can A Journey Be An End In Itself?

Unlock the mutator.

Ultra rare
0.700%last reported global rate
26
I Carry Them With Me, Always

No public description is available.

Ultra rare
0.700%last reported global rate
27
Was I The Best Person Alive Or What?

Unlock the mutator.

Ultra rare
0.700%last reported global rate
28
Becoming Unbound

No public description is available.

Ultra rare
0.800%last reported global rate
29
A Canticle For The Anchorite

Win a game by joining Anchorite in The Last Days of Earth on very hard difficulty or higher in ironman mode against at least 1 AI player for each human player and without predefined teams.

Ultra rare
0.900%last reported global rate
30
Can Anything Redeem This Horror?

Unlock the mutator.

Ultra rare
0.900%last reported global rate
31
The Final Test

Win a game on nightmare difficulty in ironman mode against at least 1 AI player for each human player and without predefined teams.

Ultra rare
0.900%last reported global rate
32
War Games

Win a game by joining ZEPHON in The Last Days of Earth on very hard difficulty or higher in ironman mode against at least 1 AI player for each human player and without predefined teams.

Ultra rare
0.900%last reported global rate
33
Our Independence Day

Win a game by staying independent in The Last Days of Earth on very hard difficulty or higher in ironman mode against at least 1 AI player for each human player and without predefined teams.

Very rare
1.00%last reported global rate
34
The Voigt-Kampf Test

Win a game on ultra hard difficulty or higher in ironman mode against at least 1 AI player for each human player and without predefined teams.

Very rare
1.20%last reported global rate
35
Touch The Sky

No public description is available.

Very rare
1.20%last reported global rate
36
Just Infinite Suffering

No public description is available.

Very rare
1.30%last reported global rate
37
Reyndverra

No public description is available.

Very rare
1.30%last reported global rate
38
Did Honor Balance Greed?

Unlock the mutator.

Very rare
1.50%last reported global rate
39
What Carries Across?

Unlock the mutator.

Very rare
1.50%last reported global rate
40
Was Any Of It Real?

Unlock the mutator.

Very rare
1.60%last reported global rate