Othello · Reversi · 黑白棋

Yin and yang in motion,
one flip turns the tide.

Othello (Reversi) on a standard 8×8 board — every move flips the balance of the whole game. 5 AI levels, relaxing yet spatially demanding.

Bàn Cờ Lật hình tròn trên khay gỗ giữa rừng tre buổi sớm

Play vs Computer

Novice

Basic moves, ideal for learning and relaxed play.

Player

Solid defense and tactical traps, requires focus.

Master

Flexible offense and defense with well-balanced play.

Grandmaster

Deep calculations, punishing any minor tactical error.

Grand Champion / Sage

The pinnacle of AI intelligence, absolute precision.

Play Now vs AI

Online Othello Arena

Leaderboard Watch Replays

Standard international rules

8×8 board, bracket-and-flip mechanics exactly to world Othello/Reversi standard.

5 AI levels

From a relaxed Novice to a deep-calculating Grand Champion — evaluates corners, position, and mobility.

Yin and yang in motion

Every flip is a moment of transformation — black and white intertwined, sharpening spatial thinking.

The Art of OthelloOthello · Reversi · 黑白棋

Discover online Othello at Thiên Kỳ Đạo — the game of shifting yin and yang, where any piece can change color in a single move. Playing Othello is a journey of spatial thinking, looking several moves ahead, and feeling the board's constant transformation.

Our platform brings a smooth online Othello experience, with correct bracket-and-flip rules to international standard on the 8×8 board. Train against 5 AI levels, from basic moves to corner-control strategy and mobility management.

Bàn Cờ Lật trên nền mây núi và hoa anh đào