It would appear Guardians of the Galaxy can't be played offline when the game's servers are down, even though it's single-player.
An issue with Denuvo's servers over the weekend left a lot of people wanting to play some pretty popular, and in some cases brand new, PC games very happy. It would appear that any games using Denuvo's DRM technology were rendered unplayable for a short while. The list of titles affected included Guardians of the Galaxy and Football Manager 2022.
Players of the
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