What is the best class for solo players in Dark and Darker?

Dark and Darker, an upcoming hardcore fantasy FPS title, recently opened up a limited-time playtest on Steam. After a few network issues, the playtest was extended to stay live until December 26, 2022.

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Dark and Darker Best Solo Class

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Dark and Darker Solo Player Guide - Dark and Darker Guide - IGN

Dark and Darker Class and Improvements : r/DarkAndDarker

Dark and Darker best class solo, for 3 mans, for beginners, for