Run a post-collapse megacity where every decree has a cost. Balance industry, survival, politics, war, ecology, and human lives in idle-strategy simulation. Play in real time or one turn at a time. Idle/strategy/sandbox/dystopian/city builder.

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 26236062
Update posts
10 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
5 daysMiddle gap across the last 4 builds we saw
| Build | Went live | Patch notes |
|---|---|---|
| 26236062 | None posted | |
| 26127265 | None posted | |
| 26125139 | None posted | |
| 25902243 | MEGACITY v2.12.0 — Build 37 |
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 |
|---|---|
| 13 Oct 2026 | MEGACITY v2.12.0 — Build 37 Update |
| 8 Oct 2026 | MEGACITY v2.11.10 Patch: Build 36 Patch notes |
| 4 Oct 2026 | MEGACITY v2.11.10: World Map, Management & Combat Update. Build 35 Update |
| 2 Oct 2026 | MEGACITY v1.22.9 Build 34 Update |
| 29 Sept 2026 | MEGACITY Build 33. V2.11.8 patch. Update |
| 28 Sept 2026 |
| MEGACITY v2.11.8 Update |
| 25 Sept 2026 | MEGACITY v2.11.6 Update |
| 23 Sept 2026 | MEGACITY V2.11.5 Update |
| 16 Sept 2026 | MEGACITY v2.11.4 Update |
| 11 Sept 2026 | MEGACITY: Build 26 V2.11.3 Patch notes |
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