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Radium Lux is now available on Steam!
https://store.steampowered.com/app/2012600/Radium_Lux/
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Radium 2
Also known as Radium 2, r2, radium 2
Ra² is a physics based skill game with puzzle elements, inspired by the smallest elementary particles of our universe.
Last update
21 May 2026
Original sources
1
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Update history
Browse past updates and patch notes for this game.
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