Chess Tactics
Royal Grid Counterplay
An original endless chess tactics challenge with responsive controls, escalating hazards, and hard progressive levels.
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Play repeated tactical board rounds against an adaptive computer opponent.
Royal Grid Counterplay is an original GamesJi HTML5 game. It runs locally in the browser, supports touch and keyboard input, requires no API, and increases challenge continuously.
How to play
Capture lines of opposing pieces, protect corners, and finish each board with the majority.
Hard endless mode: speed, enemy pressure or decision difficulty rises as you progress. Pause with P and restart with R or Play Again after a run.
Controls: Place a piece by tapping a legal square. Pause: P.