2026 · Negotiation
Sidereal Confluence: Proliferation
Expansion for the base game that integrates with the existing setup and with the optional Bifurcation module. Introduces 42 advanced colony cards used in rounds 2–5 to keep colony purchases relevant across the game. Adds new cards and a real-time bidding mechanism that changes how players acquire goods and deals during auctions.
- Players
- 3–9 best 9
- Playing time
- 120–160 min
- Age
- 10+
- Complexity
- 3 / 5
About the game
- Publisher
Expansion for
See them in Ludoya
Where to buy it
Shop prices and second-hand copies, checked every day.
Free, on web, Android and iOS
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Game facts (players, playing time, age, credits) from BoardGameGeek.