Chess 3: The Final Chapter Playtest
Playing now
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Launch peak so far
213:47 UTC
Playing now
0+0 vs. yesterday
Launch peak so far
213:47 UTC
| Published | Title | Build |
|---|---|---|
| 2026-10-03: Synergies In this patch I'm trying to deepen the relationship between modules, liberties, and themselves. Hopefully building a fertile ground where emergent interactions can happen, so I've added 5 new abilities built around 3 new mechanics. New Mechanics: - "Accelerate": Reduces cooldowns of abilities - "Cleave":Destroys all non-king pieces behind the capture - "Dizzy": After moving. Move 1■ randomly -… | 25695513 | |
| 2026-09-30: Moat, Calvary, and Windows VM Compatibility Support New Liberties: - Added Moat (passive): Pieces defended by Stockfish's Rooks are Indestructible - Calvary: Spawn a Knight on ranks 7/8 Ability Previews: - Gamble - Complications - Headwinds Other Fixes: - Added new compatibility fallbacks for Windows. Whoever is running a Windows VM on Mac I hope this fixes your issue. Join us on the discord and hopefully I'll be able to troubleshoot ( - Perform… | 25647653 | |
| 2026-09-27: "Undead Horde", Leaderboard Changes, and so many fixes - Added a new Module "Undead Horde" after capturing 3 points of value, stockfish creates a pawn. ⠀⠀- Piece destruction now shares between abilities that don't require full sacrifice, ⠀⠀⠀meaning the more of them there are, the slower they fill - Changed the leadboard equation: ⠀⠀- Before it was 500 (if won) + 10 * score - (moves * (-1 if lost) - undos ⠀⠀- Now it's just raw logic. Wins beat losse… | 25595623 | |
| 2026-09-26: Sheer Cold and Experimental MacOS/Linux Support - Added a new Liberty "Sheer Cold" freezes a piece for 1 turn - Added experimental MacOS Apple Silicon and Linux support - Added move preview indicators for pinned pieces and check - Added framework for ability explainers to better show what each ability does **They are currently empty intentionally, I will add more gradually in future updates - Gamble cooldown shortened from 5 to 3 - Improved… | 25556919 | |
| 2026-09-23: Sacrifice and Bug Fixes 2026-09-23: Sacrifice and Bug Fixes - Added a new liberty "Sacrifice". Let's you sacrifice a piece - Minor UI changes when using an ability - Fixed a crash related to UI input handling - Improved some touchscreen and gamepad input handling | 25501849 | |
| Dailies, Leaderboards, and "Gamble" 2026-09-22: Gamble, Daily Challenges, and Steam Leaderboards - Added a new Liberty "Gamble", Stockfish plays randomly from the top 3 moves - Added a new Daily challenge mode, that chooses a loadout for you (unlimited attempts, you can play and submit scores for old dailies too!) - Added a Steam leaderboard for custom loadouts and for dailies - Added special handling for drawn positions - Improv… | 25477438 | |
| SteamDeck Hotfix Steamdeck Hotfix | 25472317 | |
| 2026-09-22: New Ability Body Guard - Added a new Liberty "Body Guard", creating a pawn to block a check - Added touch input support and improved controller support - Fixed Steamdeck support - Fixed a bug where sometimes Revenant wouldn't spawn - Various UI fixes and tweaks | 25455497 |
| Date | Day | Time | Patch title | Build ID | Branch | Depots | Download Δ |
|---|---|---|---|---|---|---|---|
| 3 Oct 2026 | Sat | 11:42 | 2026-10-03: Synergies | 25695513 | public | 4 | — |
| 1 Oct 2026 | Thu | 08:24 | 2026-09-30: Moat, Calvary, and Windows VM Compatibility Support | 25647653 | public | 4 | — |
| 29 Sep 2026 | Tue | 07:53 | 2026-09-27: "Undead Horde", Leaderboard Changes, and so many fixes | 25595623 | public | 4 | — |
| 27 Sep 2026 | Sun | 06:37 | 2026-09-26: Sheer Cold and Experimental MacOS/Linux Support | 25556919 | public | 4 | — |
| 24 Sep 2026 | Thu | 09:42 | 2026-09-23: Sacrifice and Bug Fixes | 25501849 | public | 2 | — |
| 23 Sep 2026 | Wed | 08:49 | Dailies, Leaderboards, and "Gamble" | 25477438 | public | 2 | — |
| 23 Sep 2026 | Wed | 02:08 | SteamDeck Hotfix | 25472317 | public | 1 | — |
| 22 Sep 2026 | Tue | 09:16 | 2026-09-22: New Ability Body Guard | 25455497 | public | 2 | — |