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Classical chess plays one move at a time. Altus plays in resonance. Link pieces through quantum-inspired entanglement and trigger cascading resonance reactions across the board. A premium single-player chess experience that preserves every classical rule while dramatically raising strategic depth.
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What changed on Steam for this game since we started following it: prices and sales, builds, name, release date and review score.
Games we track that share the most Steam tags with this one.
Every build released on Steam for this game since we started tracking it, with the developer's patch notes. Updated within minutes of each new build.
The DLC had a small disconnect with the castling mechanic on both boards. This Update fixes that issue.
In preparation for the DLC store release there was a minor visual correction.
During the DLC update there was a crash issue which should now be fixed.
Gameplay Fixes - Defensive responses now punish only the guilty piece. Shadow, Mage, King Pawn, and through-Gate defense could previously threaten pieces that had nothing to do with the triggering capture. A response now fires only at the square of the captureโฆ
Description: A major update: Altus now has a full Puzzles mode, plus a visual overhaul across every menu in the game. NEW: PUZZLES There's a new Puzzles entry on the main menu with four ways to play. Preset Puzzles gives you 100 hand-verified checkmate puzzlesโฆ
1 item on Steam, newest first.
