DLC · requires the base game: Sigma Theory: Global Cold War
Sigma Theory: Nigeria - Additional Nation
Mi-Clos Studio
StrategySimulation
Steam key: you activate it in your Steam account. How to activate it
Price comparison
1 offer
$2.99
StandardNorth America
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Sigma Theory: Nigeria - Additional Nation: price summary
Right now the best price for Sigma Theory: Nigeria - Additional Nation is $2.99, on Steam. We haven't found it in any key store, so for now it is only sold on Steam. Since July 2026, its lowest price on Steam in Europe was €1.24 (August 3, 2026). Steam has discounted it 2 times in that time.
- Developer
- Mi-Clos Studio
- Publisher
- Goblinz Studio
- Type
- DLC / add-on
Price history
Steam prices in Europe, in euros: the history is recorded on Steam Spain.
Screenshots
About Sigma Theory: Nigeria - Additional Nation
A new challenger runs for the singularity: Nigeria!
