Nucleum: Plutonium Mines Expansion

2026 · Expansion for Base-game

Nucleum: Plutonium Mines Expansion

This mini expansion adds Special Plutonium Mines, each featuring a space for the more powerful plutonium resource. Some mines also provide an additional benefit, creating new options for development and resource planning.

Players
1–4 best 4
Playing time
60–150 min
Age
14+

About the game

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2
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Rules questions

Answered from the rulebook by Ludoya's rules assistant.

How many Special Plutonium Mine tiles do we set out?

Shuffle all 9 tiles and randomly place a number equal to the number of players on the Mine Offer tile, with their Worker costs face up. Put the 4 Plutonium cubes beside the Uranium cubes (p. 1).

Can I build more than one Special Plutonium Mine, and what does it cost?

You may use the Industrialize action once per game to take a mine from the offer, pay its Worker cost, and place it within one of your networks. If it has an immediate reward, gain it, then place a Worker from the general supply beside the tile to mark ownership (p. 1).

Can I choose Plutonium instead of Uranium when I gain Uranium?

Yes. Whenever you gain Uranium, you may place 1 Plutonium instead on the empty special space of a Special Plutonium Mine; each such mine can store only 1 Plutonium (p. 1).

Is Plutonium different from Uranium when I use it?

Plutonium works like Uranium for game effects, including exchanging it for a Worker and transporting it to a Power Plant. The exception is that Plutonium provides 3 Energy instead of 2 (p. 1).

Do the Special Plutonium Mines all have the same bonus?

No. Their benefits differ: some are immediate, while others trigger after actions such as Recharging, placing a Mine or Turbine, or taking an Industrialize action. Follow the benefit printed for the mine you place (pp. 1–2).

Can I use this expansion with the other Nucleum expansions?

Yes; it is compatible with the base game and all released Nucleum expansions listed in the rules. For a first play, the rules suggest using it with the base game only (p. 1).

Opens Ludoya's rules assistant, which reads this game's rulebook.

Game facts (players, playing time, age, credits) from BoardGameGeek.