Sigma.exe

Single player

Strategy

Indie

English

Interface

Audio

Subtitles

The Ultra Code

PC (Microsoft Windows)

A status of release where the game has gone gold. Typically this is referred to as 1.0.

Full Release

Build machines... break codes... win the war! It's 1942 and the world is engulfed in war. Meanwhile, in a country mansion in South East England, a group of expert mathematicians are fighting a war of their own, breaking an unbreakable Nazi code... Enigma!

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The Ultra Code

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