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A short incremental game about splitting atoms and going critical.
PC (Microsoft Windows) · Apr 28, 2026
Worldwide · Exact date · Full release · IGDB
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27 achievements available.

Get 1000 atom chain reaction with 1 Click
LockedSteam

Unlock all skills in the upgrade tree
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Complete level 3
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Rank up after time is over with 0 shots left
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Complete Galactic Expansion and view the other endings
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Remove 238 non-fissile atoms
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Earn 1.21 billion xp in a single run
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Prestige for the first time
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Reach rank 2
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Reach rank 4 in Infiltration with only gamma ray atoms
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Reach level 75
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Reach level 150
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Reach level 300
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Reach rank 2 on Nuclear Propulsion with no special atoms
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Press the Discord button
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Prestige 5 times
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Prestige 10 times
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Prestige 15 times
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Rank up within 20 seconds of a fresh prestige
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Do a 12 jump chain lightning strike
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Complete level 4
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Reach 0.00064c
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Reach 0.01c
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Go faster than light
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Complete level 2
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Bounce a single neutron off the walls 3 times
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Buy 100 of each rocket lab upgrades
LockedSteam
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