Join the "Firefly" task force and unveil the sinister plot behind the exclusion zone in the world of Lost Light. You could either scavenge for supplies or go out with guns blazing and plunder. Survive the brutal domain where danger lurks in every corner!

Public builds
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Counted once we have watched for 90 days (since 21 Oct 2026)
Distinct builds deployed to a game's public (default) Steam branch, as Steam's client network describes them.
Checked within minutes of each Steam change. Observed since 21 Oct 2026.
Source: Steam client network (PICS), App info, public branch. Full methodology
Latest public build
Build 26074173
Update posts
0 postsPosts announcing an update, tagged or not
Posts in a game's official Steam news feed that announce an update: tagged as patch notes by the developer, or plainly about a patch or a released update.
Source: Steam Web API, ISteamNews/GetNewsForApp. Full methodology
Typical gap between builds
Not enough builds yet| Build | Went live | Patch notes |
|---|---|---|
| 26074173 | None posted |
From Steam’s client network, last checked . Builds before 21 Oct 2026, when we started watching, aren't listed. Patch notes are the developer’s update post from an hour before to a day after the build. Not every build gets one. How we count
| Posted | Update |
|---|---|
| 21 May 2024 | 19.5.2024 Update Notice Update |
| 13 Dec 2023 | 13.12.2023 Update Notice Update |
| 29 Nov 2023 | 29.11.2023 Update Notice Update |
| 22 Nov 2023 | 23.11.2023 Update Notice Update |
| 1 Nov 2023 | 01.11.2023 Update Notice Update |
| 25 Oct 2023 | 25.10.2023 Update Notice Update |
| 13 Sept 2023 | 13.09.2023 Update Notice Update |
| 6 Sept 2023 | 06.09.2023 Update Notice Update |
| 24 Aug 2023 | 24.08.2023 Update Notice Update |
Steam keeps no record of past build numbers, so before 21 Oct 2026 a game’s update history comes from its own Steam news: posts tagged as patch notes, and untagged posts that plainly announce a patch or a released update. Older posts are still being read in, most played games first. How we count