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Sins of a Solar Empire®: Rebellion

ActionSimulationStrategyPCSolo · Multiplayer · Co-opBuy · from $19.99

About this game

Command a space-faring empire in Sins of a Solar Empire: Rebellion, the new stand-alone expansion that combines 4X depth with real-time strategy gameplay.

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Last checked 8 Nov 2026

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Player receptionVery Positive94% positive · 7.4K Steam reviews ↗

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Sins of a Solar Empire®: Rebellion

Command a space-faring empire in Sins of a Solar Empire: Rebellion, the new stand-alone expansion that combines 4X depth with real-time strategy gameplay.

Player reception: Very Positive · 94% positive · 7.4K Steam reviews

Available on Steam (PC) — Buy · from $19.99, checked 8 Nov 2026.

Availability historyPast official availability changes
  • BuySteam · PC · 4 Nov 2026