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Unstable Nuclear Reactor Demo
An incremental hex-puzzle roguelite game where merging atomic elements prevents a nuclear meltdown.

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Portuguese - Portugal ✔
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Includes 33 Steam Achievements
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all 33
Free Demo

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About This Demo

An incremental hex-puzzle roguelite game where merging atomic elements prevents a nuclear meltdown.

EASY TO LEARN, HARD TO MASTER

Merge atoms into higher elements through standard merges or massive chain combos, earn radioactive coins, and manage your ring capacity efficiently to keep your reactor running at peak performance. ⚛️

UPGRADE YOUR SYSTEM

Invest your radioactive coins in powerful upgrades, unlock new tools, expand your reactor’s potential, and push your runs further than ever before.

POWER UP YOUR TOOLS

Unlock +20 powerful tool upgrades to boost your efficiency, amplify your combos, and take your reactor to the next level.

System Requirements

    Minimum:
    • OS *: Windows 7 or newer
    • Processor: 2.5Ghz or better
    • Memory: 2 GB RAM
    • Graphics: 500 MB available space
    Recommended:
    • Memory: 4 GB RAM
* Starting January 1st, 2024, the Steam Client will only support Windows 10 and later versions.

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