Build a castle! Grow economy, recruit troops from Europe and the Holy Land, man the walls and towers! Place traps and defeat attackers with arrows, wood and stone, fire, disease and cold steel! Survive the Third Crusade and conquer enemy lands in Castleon!

Public builds
—No reading yet
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 26180236
Update posts
7 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 |
|---|---|---|
| 26180236 | Demo resolution update + Full game bugfixes | |
| 25693154 | Peaceful mode in Skirmish |
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 |
|---|---|
| 3 Oct 2026 | Peaceful mode in Skirmish Patch notes |
| 21 Sept 2026 | Windowed mode bugfixes Patch notes |
| 7 Aug 2026 | Hotfix - Resolutions and Windowed mode Patch notes |
| 6 Aug 2026 | Hotfix - Map editor crash Patch notes |
| 25 Feb 2026 | Performance Update - February 25th 2026 Update |
| 12 Nov 2025 |
| Quality of Life update - 12th of Novermber Patch notes |
| 3 Nov 2025 | Content Update - Siege of Kerak map Update |
| 29 Oct 2025 | Content Update 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