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Underwater Cities

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What does the green Biodome promo do, and can it be used in solo?

Several experienced players agree; no official ruling.

  • Venom Snake · Community · 2019-07-28
  • todgard · Community · 2020-03-25
  • Biaxident · Community · 2021-03-12
  • timidus · Community · 2021-03-12

If you are the first player with three cities connected to your network, you replace your starting city with the green biodome. It is a nonsymbiotic city and needs no kelp at the end of Production. It should be left out of solo play; the designer reportedly said so when asked.

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