Last 7 days
Screenshots, achievements, specs, every price change and sale we've seen on Steam, and trading cards.
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Steam prices for United States (change the country in the top bar), and Steam keys from authorized stores.
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82% positive of 7,259 · Very Positive · Live from Steam
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Battle for galactic dominance in this real-time 4X strategy game with unrivaled scale! You’ll explore, expand, exploit, and exterminate through military force, diplomacy, trade, culture, influence, and other underhanded tactics.
Live data from Steam, tracked by SteamPlayerBase.
What changed on Steam for this game since we started following it: prices and sales, builds, name, release date and review score.
Review score: 82% on 2026-11-01 → 82% today (7,259 reviews)
No authorized Steam key store lists this game right now.
Works, but may need extra effort. Results from Valve's own testing.
Every build released on Steam for this game since we started tracking it, with the developer's patch notes. Updated within minutes of each new build.
Changed: Shared content (1 download)
v2.10 Release
Version 2.10.8 for Replays
v2.01.2 for Mods and Replays
v1.45.11 for Mods and Replays
v1.50 Build for Mods and Replays
v1.51 Build for Mods and Replays
v1.60 Build for Mods and Replays
v1.61.4 Build for Mods and Replays
ARES AI, alliance transfers, and the Eidolon's Dark Star victory arrive in the v2.1 updateView the full changelogARES AI Is LiveThe AI has been rebuilt on the ARES decision model, and it's now on for every AI player by default. ARES opponents expand harder, de…
Fix (we hope) for rare instances where the game refuses to launch on Steam with an Epic ownership error. This was caused by having the Epic launcher running and not owning the game there.
v2.01.1 Change ListGameplayEidolon planet developmentThe Eidolon get more out of the worlds they take, and colonizing one no longer runs into conflict with shroud limitations.Colonizing with the Izharien Demiurge now grants its free Logistics, Defense and Popu…
Corruption Decay delay value changed to 60 seconds. Corruption Decay value changed to 0.001 (1 Corruption decays every 10 seconds) Azithel Mote Void Missile cooldown increased from 15s to 20s. Azithel Mote Corrupt Recursion Phase Echo duration reduced from 30s…
A small update today to add a quality-of-life improvement, balance adjustments for missiles and point-defense and other items.Added visual range circles for defense structures during placement.Fixed bug that prevented missiles from retargeting (still requires …
More than a hotfix, but we’re calling it one anyway! NEW - Texture Quality SettingWe’ve added a new setting to Settings → Graphics → Rendering Device to adjust the texture quality of units in the game. Adjust this if you’re on a laptop or on Steam Deck, as tho…
The Eidolons are the Harbinger of a new era of darkness in the universe of Sins of a Solar Empire II, and although their war-fleets are the primary tool for conquering, corrupting and converting hostile worlds over to their rule, their ships cannot be everywhe…
Sins of a Solar Empire II: Harbinger is the latest DLC for Sins of a Solar Empire II and this time, we're examining their Capital Ships and TItan. Eidolon Ships all generate Corruption as they fight, increasing their damage output as they do, while suffering g…
Sins of a Solar Empire II's game designer, Conor "Sovereign Echo" Harris, joins BATTLEMODE to discuss the new Eidolon faction introduced in the Sins of a Solar Empire II: Harbinger DLC,
Sins of a Solar Empire II: Harbinger introduced the terrifying Eidolon, and now it is time to take a close look at the Cruisers and Corvettes fielded in Eidolon war fleets. Eidolon Ships all generate Corruption as they fight, increasing their damage output as …
Howdy folks, my name is Paul Kiesling, or if you’re on the discord Lord_set, and I’m the Art Director for this DLC. Today I’m going to walk through the exhaustive process the team and I used to design the Eidolon; and the decisions behind their anatomy and tec…
Up to 70% off Sins of a Solar Empire titles during the 2026 Publisher SaleView Entire SaleNewly Released:Sins of a Solar Empire II deals:Other Sins of a Solar Empire deals:View Entire Sale
Sins of a Solar Empire II: Harbinger Arrives with the Deadly Eidolon FactionAfter 20 years of intrigue, the great enemy of the Vasari is revealed, ushering in new gameplay mechanics, ships, structures and more.Get the Harbinger Expansion | Get Sins IIThe Eidol…
It's time to take a close look at the Frigate class Ships available to the Eidolon, the dark and sinister new fourth faction added in Sins of a Solar Empire II: Harbinger.We'll examine the Nethril Husk Heavy Frigate, the Kaziel Shade Cloak Frigate, Sythren Ons…
Join us on Sept 3 for a release day livestream on the new expansion for Sins of a Solar Empire II, Harbinger!The team will also dive into the new features brought to the game in the free v2.0 update.📅 Thursday, Sept 3, 2026 at 1:00 PM EST📍Location: Sins of a…
Join us on August 27th for a Reddit AMA on the upcoming expansion for Sins of a Solar Empire II, HarbingerJoin the SubredditTune into r/SinsofaSolarEmpire for an exclusive Reddit AMA on the new expansion for Sins of a Solar Empire II, Harbinger.📍 r/SinsofaSol…
The Fourth Faction for Sins of a Solar Empire II Releasing September 3rd, 2026After 20 years of intrigue, the great enemy of the Vasari is revealed, ushering in new gameplay mechanics, ships, structures and more. Wishlist the Harbinger ExpansionThe Vasari have…
In this video developer journal BATTLEMODE explains the reasoning and method behind the recent balance adjustment to the Vasari, to tone them down a little and bring them back into line with the Advent and TEC.


5 items on Steam, newest first.




