Age of Darkness is a mod set in the historical period spanning the two world wars of the 20th century, revolving around the struggle between the forces of liberty, socialism and reaction.
Meant to replace the FT-17 for Spain once Mass Manufacturing is available, the Trubia A4 features a more powerful gun and some added hitpoints, but builds far more slowly. Spain can later choose either to upgrade all light tanks to the Russian-built T-26, or wait a little longer to obtain the more powerful and locally built Verdeja-2 light tank.