Who has managed to get all recuitable unique vendors to work for you in one playthrough? Some are in fixed locations and are easy to obtain while others I had to use
Fallout 4: The Mechanist's Lair Build — Wonko's Geekery
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Rarest Items In Fallout 76 & How To Get Them
In case you need to hunt down robots for parts/blueprints or anything of the like in Automatron, I'm compiling a list of useful locations for all your scavenging needs. Mild location spoilers