A cosmic idler that goes SUPERNOVA. Drag mass into your sun, grow it from spark to stellar and watch every upgrade stack. Linear. Exponential. Then genuinely SUPERMASSIVE.
In Sunborn you can play active, idle or both. There's always something to do.
Drag Mass Into Your Sun
Grow It From Spark To Supernova
Compound 158 Upgrades
Build A Machine That Never Stops Feeding
Sprint It In 15 Minutes. Or Hold The Light.
Three modes. Four global leaderboards.
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