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Grim Siege Grim Siege is a 1v1 dark-fantasy card duel. Raise your own tower or tear down your enemy's. Six classes and a deep status system turn every turn into a puzzle of combos and counterplay. Take on the AI or other players in quick matches and ranked battles.
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 26380914
Update posts
9 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
6 daysMiddle gap across the last 4 builds we saw
Public Builds| Build | Went live | Patch notes |
|---|---|---|
| 26380914 | None posted | |
| 26169688 | None posted | |
| 26120035 | Patch 261022 | |
| 25974728 | 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
Earlier Updates| Posted | Update |
|---|---|
| 15 Oct 2026 | Patch 261015 Update |
| 9 Oct 2026 | Patch 261009 Magic. The End of the Frostbolt Era. Update |
| 6 Oct 2026 | Patch 20261006 Update |
| 1 Oct 2026 | Hell's patch 20261001 Update |
| 27 Sept 2026 | Patch 20260927 Update |
| 24 Sept 2026 |
| App | Players now | Latest build |
|---|---|---|
| Grim Siege Playtest · App 4988240 | Not yet | 25399701 · |
Separate Steam apps for test, staging and playtest versions of Grim Siege. They have no store page, so they aren’t counted as games or releases. Builds come from Steam’s client network, players from the Steam Web API every few hours. Steam gives no count for an app nobody can launch. How we count
| Patch 20260924 Patch notes |
| 22 Sept 2026 | First Day minor fixes 20260922 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
