Mirror Go

A mirrored game of Go. After the first move, black plays a rotated version of white's move. White is able to surround and capture a section of black's pieces, breaking the symmetry.

Mirror Go is an opening strategy in the board game Go. In Mirror Go, one player plays moves that are diagonally opposite those of this opponent, making positions that have a rotational symmetry through 180° about the central 10-10 point (tengen in Japanese). The Japanese term for Mirror Go is manego.