Here’s a big treat for all strategy fans. Until 8th September 2020, 1 PM UTC, if you pre-order or buy Iron Harvest game on GOG.COM you’ll receive a free copy of the brilliant strategy title, Sudden Strike 4!
If you already pre-ordered Iron Harvest, the gift is also yours – the serial key for Sudden Strike 4 can be found in your GOG.COM’s library (please access it through the Internet browser).
Source:: GOG – Good Old Games