Developer Turtle Rock Studios has released a free update for Back 4 Blood that adds a host of new content, including the previously promised solo campaign. Here players can earn supply points, achievements, and any other unlockables, which will carry over to the online campaign mode.
It also introduces Roving Merchants, which will regularly rotate. They are effectively supply lines that offer rewards for players to spend their hard-earned Supply Points on. The first Roving Merchant is called
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