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.

Can Love Be Moral?

Unlock the mutator.

Very rare

1.80%last reported global rate

The Ebert Test

Win a game 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

2.00%last reported global rate

Was Perfection Worth It?

Unlock the mutator.

Very rare

2.00%last reported global rate

What Price For Liberty?

Unlock the mutator.

Very rare

2.00%last reported global rate

You Will Never Conquer Space!

Defeat Imperious Exonaut.

Very rare

2.00%last reported global rate

The Empath’s Defense

No public description is available.

Very rare

2.20%last reported global rate

Are You The Great Speaker?

Unlock the mutator.

Very rare

2.30%last reported global rate

Impossible Conception

No public description is available.

Very rare

2.50%last reported global rate

Ah, Finally There Will Be Peace And Quiet Only

Defeat Syncretic Deva.

Very rare

2.60%last reported global rate

Is Wisdom The Measure Of Worth?

Unlock the mutator.

Very rare

2.90%last reported global rate

The Turing Test

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

Very rare

2.90%last reported global rate

Did Our Unification Matter?

Unlock the mutator.

Very rare

3.00%last reported global rate

What Am I, Truly?

Unlock the mutator.

Very rare

3.40%last reported global rate

Bullet Time

Win a game on slow or very slow speed.

Very rare

3.70%last reported global rate

Can Free Will Exist?

Unlock the mutator.

Very rare

4.10%last reported global rate

Was I Truly Human?

Unlock the mutator.

Very rare

4.10%last reported global rate

Whispers Of A False Prophet

No public description is available.

Very rare

4.40%last reported global rate

Must We Suffer So?

Unlock the mutator.

Very rare

4.90%last reported global rate

Perfection From Beyond The Stars

No public description is available.

Rare

5.00%last reported global rate

The CAPTCHA Test

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

Rare

5.00%last reported global rate