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Workers & Resources: why do buildings cost money?
(hexbear.net)
Tabletop, DnD, board games, and minecraft. Also Animal Crossing.
3rd International Volunteer Brigade (Hexbear gaming discord)
Rules
If I'm not mistaken, the game is essentially about starting your own soviet republic under the USSR (and presumably handwaving away the idea of non-monetary cooperation between soviets) so yep, no pre-existing anything.