Steam app 1295500 · updated 12 Sep 2026, 18:35 UTC
Warhammer 40,000: Battlesector is a fast-paced turn-based strategy game set in the grimdark universe of the 41st Millennium. Pick your force, develop your army, field mighty heroes and fight for victory using superior strategy, awesome abilities, and devastating weaponry.
719 hourly samples, with the daily peak drawn over them. Weekends are shaded.
63 months, July 2021 to September 2026. The highest number of people in the game at once, each month, on a time axis -- a gap in the record stays a gap.
The highest number of people in the game at once, each month. Four, because four is as far back as the source keeps anything finer than one figure a month.
31 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
31 days as the curve, each the highest figure that day. Behind it, 438 hourly samples from 13 Aug, which is as far back as the source keeps every hour. Weekends are shaded.
12 days as the curve, each the highest figure that day. Behind it, 281 hourly samples. Each dip is a night. Weekends are shaded.
Warhammer 40,000: Battlesector was released on 22 Jul, 2021.
Warhammer 40,000: Battlesector contains graphical display of violence and blood.
| Language | Full audio |
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| English | ● |
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| Spanish - Spain | |
| Polish | |
| Portuguese - Brazil | |
| Russian | |
| Simplified Chinese | |
| Korean |
A blank audio cell means full audio was not marked in the returned language list.
Battlesector - Cinematic Trailer
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Battlesector - 2min
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Warhammer 40,000: Battlesector - Skulls 2025 Trailer
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Slitherine Next 2024 | Warhammer 40,000: Battlesector – Developers Talk
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Warhammer 40,000: Battlesector - Skulls 2024 Trailer
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Battlesector - Tyranids
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Battlesector - Librarian Dreadnought & Aggressors
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Pre-order Trailer
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Battlesector - Assault Marines and Inceptors
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Battlesector - Intercessors and Hellblasters
Watch on Steam30 achievements in total.
50 developer announcements, May 2024 to Aug 2026 · times in UTC
Greatings Warriors, It’s been a while since we updated you on how the game is proceeding, so now is the time. We are excited to unveil our updated development roadmap for Warhammer 40,000: Battlesector.Our team is dedicated to expanding the…
FremboT3To celebrate the 5th anniversary of Warhammer 40,000: Battlesector, we're releasing a new update for the game. As per usual, please let us know what you think of the list of changes. Your feedback is essential to keep improving the…
Patch notesWe're releasing a new update for Battlesector. As per usual, please let us know what you think of the list of changes. Your feedback is essential to keep improving the game. Changes since 1.7.1GeneralFix for Steam Deck users so that the…
Patch notesHi,We have added an Open Beta branch to Battlesector on Steam to both help get an early fix for Steam Deck out to players and also to help the dev team diagnose some of the issues that we've had reported since the release of Ultramarines at…
Patch notesBattlesector and Gladius are taking part in the Warhammer Skulls Festival. The Ultramarines have arrived in Battlesector and to celebrate this the base game will be free to try for the whole festival, while the Eradication Pack has just…
FremboT3"War, as with the Warp, is ever-present and always changing. However, the Codex Astartes grounds us in all circumstances. It is through its teachings that we serve the Emperor and keep the enemies of the Imperium at bay"Librarian Antolinus…
FremboT3We’re excited to announce that Warhammer 40,000: Battlesector and Warhammer 40,000: Gladius will be taking part in Warhammer Skulls 2026!The Skulls festival will run from Thursday, May 21st, at 5:00 PM UK until Thursday, May 28th.Don’t miss…
FremboT3We're releasing a new update for Battlesector. As per usual, please let us know what you think of the list of changes. Your feedback is essential to keep improving the game.Changes since 1.6.3Bug FixesReverted changes to the Fortress of…
Patch notesWe're releasing a new update for Battlesector. As per usual, please let us know what you think of the list of changes. Your feedback is essential to keep improving the game.Changes since 1.6.001GeneralThis is a general bug fix and stability…
Patch notesBlack Legion out nowThe most infamous Chaos Space Marines have arrived in Warhammer 40,000: Battlesector with a brand-new faction DLC, introducing fifteen fearsome units that bring the wrath of the Warmaster. Originally born from the once…
FremboT3The wait is almost over, Commanders. We’re excited to announce that the next faction DLC for Warhammer 40,000: Battlesector — Black Legion — will launch on February 24th.Prepare to bring the might of the Warmaster’s chosen to the…
FremboT3Warriors, it’s been a while since we updated you on how Battlesector is proceeding, so now is the time. Firstly, a reminder that Battlesector was featured in December’s Slitherine Next presentation where we gave the first sight of the…
FremboT3The forces of Chaos are gathering.We’re excited to announce that beta sign-ups for the upcoming Black Legion DLC for Warhammer 40,000: Battlesector are now officially open!The beta will be available on Steam, and players must own the base…
FremboT3Black Legion DLCFor the first time ever, we unveiled the Black Legion DLC, bringing the Warmaster’s most ruthless Chaos Space Marines into Warhammer 40,000: Battlesector.Fans got a full first look at units, abilities, and the sheer…
FremboT3We're releasing a new update for Battlesector. As per usual, please let us know what you think of the list of changes. Your feedback is essential to keep improving the game.Changes since 1.5.330This patch is for PC platforms only, the issue…
Patch notesPlayers, We wanted to inform you that the release of the upcoming Black Legion DLC for Warhammer 40,000: Battlesector has been delayed. The team is working hard to ensure the new content meets the level of quality you expect, and we…
FremboT3We're releasing a new update for Battlesector. As per usual, please let us know what you think of the list of changes. Your feedback is essential to keep improving the game.Changes since 1.5.328Bug FixesOrksKustom Boosta-blastaFixed issue…
Patch notesTo celebrate Warhammer Day, we are really excited to share some really important news about Warhammer 40,000: Battlesector.As part of the celebration, all our Warhammer games have joined a special sale, starting from 7.00pm CEST. Please…
FremboT3We are releasing a new major update for Battlesector. This is going to be the first of two updates that bring new features, a new game mode, a new free unit and great news regarding future releases. Today's major update focuses on the…
FremboT3Welcome to the second episode of our behind-the-scenes vlog on Warhammer 40,000: Battlesector – Deeds of the Fallen. This time, we explore the deep dive our team took into the lore and universe of Warhammer 40,000. From poring over codices…
FremboT3We're releasing a new update for Battlesector. As per usual, please let us know what you think of the list of changes. Your feedback is essential to keep improving the game.Changes since 1.5.288GeneralThis is a patch fix update to address…
Patch notesTo celebrate our 25th anniversay, during Slitherine Next we have announced a new update, releasing today. On top of several fixes and balances, this new update features a new brand unit: the Deffkilla Wartrike. In order to be usable in your…
FremboT3You still have the chance to sign-up to the new Defence of Eonis tournament which will feature the new multyplayer map: Defence of EonisYou can sign-up here. The tournament follows Swiss Tournament rules: you can find the full list of rules…
FremboT3Welcome to the first episode of our behind-the-scenes vlog on Warhammer 40,000: Battlesector – Deeds of the Fallen. In this chapter, we dive into the art and strategy of Map Design. Discover how our team crafted the immersive battlefields…
FremboT3We're releasing a new update for Battlesector. As per usual, please let us know what you think of the list of changes. Your feedback is essential to keep improving the game.Changes since 1.5.264GeneralThis update fixes several bugs and…
FremboT3We're releasing a new update for Battlesector. As per usual, please let us know what you think of the list of changes. Your feedback is essential to keep improving the game. Changes since 1.5.257 General This is a bug fix / issue fix update…
FremboT3Battlesector and Gladius are taking part in the Warhammer Skulls Festival, with a new narrative campaign and a major free update for Battlesector and a DLC release for Gladius. Let's take a look! Warhammer 40,000: Battlesector We are really…
FremboT3We are excited to announce that Warhammer 40,000: Battlesector & Gladius will be taking part in the Warhammer Skulls festival. We can't wait to show you what is coming: The Warhammer Skulls showcase will begin on Thursday May 22nd 5pm UK…
FremboT3We're releasing a new update for Battlesector. As per usual, please let us know what you think of the list of changes. Your feedback is essential to keep improving the game. Changes since 1.4.160 General Updated Localisation Strings that…
Patch notesWe are thrilled to announce that a new free major update for Warhammer 40,000: Battlesector is available from today, introducing 2 new playable units, a signficant faction refresh for the Sisters of Battle and a new visual face for…
FremboT3Warhammer 40,000: Battlesector - Dev Diary #16 - Sisters and Soldiers +++ Ecclesiastical Epistle 4298c +++ +++ The Emperor’s Will is made manifest through both Word and Deed +++ We have a few different strands of news to weave together for…
FremboT3We're releasing a new update for Battlesector. As per usual, please let us know what you think of the list of changes. Your feedback is essential to keep improving the game. Changes since 1.4.137 Bug Fixes Fixed issue where Heavy Weapon…
Patch notesWe're releasing a new update for Battlesector. As per usual, please let us know what you think of the list of changes. Your feedback is essential to keep improving the game. We want to take this opportunity to thank all the players who are…
FremboT3We're releasing a new update for Battlesector. As per usual, please let us know what you think of the list of changes. Your feedback is essential to keep improving the game. Changes since 1.4.127 General Fixed an issue where some…
Patch notesThe new Astra Militarum DLC for Warhammer 40,000: Battlesector adds sixteen units available to defend and fight for the Emperor. Available now for PC and Xbox, the eight DLC expands players’ strategy options. Playstation players have to…
FremboT3We're releasing a new update for Battlesector. As per usual, please let us know what you think of the list of changes. Your feedback is essential to keep improving the game. Changes since 1.4.98 General Added Astra Militarum as a new…
Patch notesDev Diary #15 - Form an Ordered Battleline! +++ Transmission transcription continues +++ +++ Data Vault access logged +++ +++ Subject Matter - On the Prosecution of Battle, A Primer +++ Welcome again warriors. In our last entry we gave you…
FremboT3Get ready to be the first to discover the new DLC for Warhammer 40,000: Battlesector, Astra Militarum. Join us for Slitherine Next event December 10th at 6:00 PM CET. Make sure to save the date…
FremboT3As already announced a few weeks ago, Astra Militarum DLC will launch on December 10th during our annual Slitherine Next event. The backbone of the Imperium’s might, are ready to fight in Warhammer 40,000: Battlesector with sixteen new…
FremboT3For Cadia! For the Imperium! Those of you who have been following the Vox broadcasts closely will have seen that we have announced the unit list for the Astra Militarum. We thought it would be worth taking a moment to drill a bit deeper…
FremboT3We're releasing a new update for Battlesector. As per usual, please let us know what you think of the list of changes. Your feedback is essential to keep improving the game. Changes since 1.4.95 General Tweaked AI logic for Krak Grens…
Patch notesThe process of developing a 3D model is a very creative and interesting process. In the first of three articles, we will analyze the important stages, which include such processes as assembling and scanning the models all the way through to…
FremboT3If you're planning to be in London between October 25th and 27th, you can’t miss the chance to come to EGX-MCM. We are making a special appearance and we are bringing something thrilling for fans of Starship Troopers: Terran Command and…
FremboT3The Astra Militarum will arrive as a playable faction in Battlesector on December 10th. The primary fighting force of the Imperium of Man is the latest faction to join Warhammer 40,000: Battlesector. Sixteen new units will be at our…
FremboT3To celebrate Warhammer Day, we are really excited to share some really important news about Warhammer 40,000: Battlesector. As part of the celebration, all our Warhammer games have joined a special sale. Please check our steam page to see…
FremboT3++ Initiating new Vox Channel ++ ++ Awaiting Broadcast ++ ++ … ++ … ++ … ++ ++ Broadcast commences ++ It has been a while since we updated you on how Battlesector is proceeding and we are aware that you would like to know more. Our last…
FremboT3Warhammer 40,000: Battlesector | Open League - September Speed Slaughter Do not miss the chance to sign-up to the new September Speed Slaughter tournament which will feature 3 multiplayer maps: Ghostlands Scrapyard Settlement You can…
FremboT3Warhammer 40,000: Battlesector - Summer KO Speed Tournament We are excited to announce a new knock-out tournament. We'd like to thank a lot all the players, who have played our first KO tournament and we hope you enjoyed the new format. The…
FremboT3We're releasing a new update for Battlesector. As per usual, please let us know what you think of the list of changes. Your feedback is essential to keep improving the game. Changes since 1.4.81 General Tournaments: Disabled Might and Fury…
FremboT3Warhammer 40,000: Battlesector - Skulls KO Tournament To celebrate Warhammer Skulls festival, we are extremely excited to announce our very first knock-out tournament. We'd like to thank a lot all the players, who helped us testing the new…
FremboT3Everything Steam lists as add-on content for this game, newest first. Prices are left out on purpose: the store answers this page in one currency and it is not the reader's.
| Name | Platforms | Released |
|---|---|---|
| Warhammer 40,000: Battlesector - Ultramarines | Windows | 21 May 2026 |
| Warhammer 40,000: Battlesector - Black Legion | Windows | 24 Feb 2026 |
| Warhammer 40,000: Battlesector - Deeds of the Fallen | Windows | 22 May 2025 |
| Warhammer 40,000: Battlesector - Astra Militarum | Windows | 10 Dec 2024 |
| Warhammer 40,000: Battlesector - T'au | Windows | 15 Feb 2024 |
| Warhammer 40,000: Battlesector - Daemons of Khorne | Windows | 24 Aug 2023 |
| Warhammer 40,000: Battlesector - Orks | Windows | 25 May 2023 |
| Warhammer 40,000: Battlesector - Sisters of Battle | Windows | 13 Dec 2022 |
| Warhammer 40,000: Battlesector - Necrons | Windows | 21 Apr 2022 |
| Warhammer 40,000: Battlesector - Soundtrack | WindowsmacOSLinux | 10 Feb 2022 |
| Warhammer 40,000: Battlesector - Tyranid Elites | Windows | 02 Dec 2021 |
| Warhammer 40,000: Battlesector - Blood Angels Elites | Windows | 02 Dec 2021 |
What Steam runs, and with what. Straight from the app configuration.
| Description | Executable | Arguments | Platform | |
|---|---|---|---|---|
| Launcher | Launcher.exe | windows 64 |
The folders Steam Cloud syncs. The root is a token Steam uses for a location on your own machine, not a path this page can know.
| Root | Folder | Files |
|---|---|---|
WinMyDocuments | Black Lab Games/Warhammer 40,000 Battlesector/Saves | *.bssave |
WinMyDocuments | Black Lab Games/Warhammer 40,000 Battlesector/Skirmish | * |
WinMyDocuments | Black Lab Games/Warhammer 40,000 Battlesector | *.txt |
WinMyDocuments | Black Lab Games/Warhammer 40,000 Battlesector/Maps | * and below |
WinMyDocuments | Black Lab Games/Warhammer 40,000 Battlesector/Campaigns | * and below |
It runs on public data and somebody's spare time.
https://paypal.me/KintaroPalPay[email protected]0x4d559C765AA8BFe336E36d5b76024926767eD38dTJtctWU9uetJaTBoSybd1RErW7n9duTKVG