"Deer Hero" is a 2D chaos-and-death action game. Guide the deer hero, Ererere, as you dodge bullet hell, wield diverse weapons, and master skills to bring an end to the war!

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 22953057
Update posts
8 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 |
|---|---|---|
| 22953057 | Command Adjustments & Bug Fixes |
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 |
|---|---|
| 25 Apr 2026 | Command Adjustments & Bug Fixes Patch notes |
| 12 Apr 2026 | Small Update: Soundtrack Minor Fixes Patch notes |
| 30 Mar 2026 | Small Update: Global Rank Improvement Patch notes |
| 22 Mar 2026 | Heaven Update: Bug Fixes & Difficulty Adjustments Patch notes |
| 20 Mar 2026 | Deer Hero Major Update “Heaven” Now Available!! Update |
| 23 Jan 2026 |
| Global Ranking Feature Update Now Live! Patch notes |
| 14 Dec 2025 | Heaven Update – Development Progress Update |
| 19 Nov 2025 | Small Update Now Live! 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