Unstable Nuclear Reactor
An incremental hex-puzzle roguelite game where merging atomic elements prevents a nuclear meltdown.
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About Unstable Nuclear Reactor
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.
Game details
Game details
Age ratings
Game modes
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Features
Unstable Nuclear Reactor — frequently asked questions
When does Unstable Nuclear Reactor release?
Steam lists the Unstable Nuclear Reactor release date as Nov 23, 2026.
How much will Unstable Nuclear Reactor cost?
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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
