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Also on Xbox (beta)
BETAExperimental — price lookup via an unofficial Microsoft Store API. The edition matched may be wrong, especially for games with many special editions.
- Xbox$39.99Buy
Price analysis
Over the past 24 months it was discounted 17 times — roughly one sale every 42 days. The most common cut was -60%, and a typical sale ran 7 days. The lowest price in this period was $4.99 (-75%) on Mar 19, 2026; today's price is 301% higher. The last sale was 21 days ago (Oct 7, 2026).
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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From Wikipedia
Sins of a Solar Empire is a 2008 science fiction real-time strategy 4X video game developed by Ironclad Games and published by Stardock Entertainment for Microsoft Windows operating systems. It is a real-time strategy (RTS) game that incorporates some elements from 4X games; its makers describe it as "RT4X". Players are given control of a spacefaring empire in the distant future, and are tasked with conquering star systems using military, economic and diplomatic means.
Read more on Wikipedia →Recent discounts
| Period | Days | Max off | Low | MSRP |
|---|---|---|---|---|
| 2026. 10/1 ~ 10/7 | 7d | -70% | $5.99 | $19.99 |
| 2026. 9/7 ~ 9/13 | 7d | -70% | $5.99 | $19.99 |
| 2026. 7/13 ~ 7/19 | 7d | -70% | $5.99 | $19.99 |
| 2026. 6/25 ~ 7/8 | 14d | -70% | $5.99 | $19.99 |
| 2026. 3/19 ~ 3/25 | 7d | -75% | $4.99 | $19.99 |
| 2026. 2/9 ~ 2/15 | 7d | -70% | $5.99 | $19.99 |
| 2025. 12/18 ~ 1/4 | 18d | -70% | $5.99 | $19.99 |
| 2025. 10/23 ~ 11/5 | 14d | -60% | $7.99 | $19.99 |
+9 more periods (see heatmap)
DLC (5)
- Sins of a Solar Empire: Rebellion - Minor Factions DLC$5.99
- Sins of a Solar Empire: Rebellion® - Outlaw Sectors™ DLC$4.99
- Sins of a Solar Empire: Rebellion - Stellar Phenomena®$4.99
- Sins of a Solar Empire: Rebellion - Forbidden Worlds® DLC$4.99
- Sins of a Solar Empire®: Rebellion - Original Soundtrack$9.99
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