
Early Access
Not really. It's slowing down. Last updated 5 months ago, with about 1 update per month.
Last checked Oct 22, 2026
Play as an alien with super powers in frenetic battles against the army, destroy buildings, smash, fly and improve your character in order to annihilate humanity. They will try to stop you with their soldiers, F15, Giant mechas, warships or tanks but it is going to be useless against your power.
The newest build is on the beta branch, more than 36 hours after the public branch. Steam's own Early Access notice looks at the public branch and can miss that beta activity.
May 20, 2026 · Build
beta branch build 23321109
Latest build time Steam reports for the beta branch.
Apr 14, 2026 · Patch note
EA 1.2.65 Build menu (opens in new tab)
Update Notes New Features Build Menu: Spend Story Mode resources to deploy units directly onto the battlefield. 4 Units are available now, they will be deployed in the upper atmosphere above the player. [img src="{STEAM_CLAN_IMAGE}/42914306/942e8e83c0c1e1f8040a130e168619b0b9bb3e7a.gif"] Unit Updates Mobile Cannon: Improved AI navigation; units now maneuver…
Apr 14, 2026 · Build
Public branch build 22787512
Latest build time Steam reports for the public branch.
Jan 24, 2026 · Patch note
EA 1.2.50 Spear (opens in new tab)
Update: The Spear The latest update for The Siege of Brimir introduces the Spear to your weapon arsenal. Now available via the transformation menu, this weapon offers two distinct playstyles: Close-Quarter Combat: A full set of new animations and combos for melee engagement. Ranged & Tactical: The spear can be thrown for different effects. Aiming at the gro…
Dec 5, 2025 · Patch note
EA 1.2.35 Bug Fixes & Grassland Arena Improvements (opens in new tab)
This update focuses on improving stability, refining gameplay systems, and expanding both ally and enemy options within the Grassland Arena. 🐛 Bug Fixes Fixed an issue affecting tank steering , in some previous update it was disabled. Corrected a problem in the Grassland Arena enemy selection where the chosen number of enemies did not always apply properly…
The Siege of Brimir last shipped a build on the beta branch 5 months ago (May 20, 2026).
It got about 1 update per month over the last year and is sporadic (26/100). 5 of the last 12 months had at least one update day. Not enough of a cadence to call it regular.
Not yet, but it is slowing down. The last build or patch note is between 90 and 180 days old.
The Siege of Brimir: 7 updates in the last 12 months, avg every 26 days. The chart shows the last 12 months, including months with zero patch notes. Counts are dated patch and update posts, not branch builds.
| Month | Updates |
|---|---|
| November 2025 | 4 |
| December 2025 | 1 |
| January 2026 | 1 |
| February 2026 | 0 |
| March 2026 | 0 |
| April 2026 | 1 |
| May 2026 | 0 |
| June 2026 | 0 |
| July 2026 | 0 |
| August 2026 | 0 |
| September 2026 | 0 |
| October 2026 | 0 |