Knight (chess) of chaturanga in India around the 6th century. Similar pieces are found in almost all games of the chess family. The "ma" of xiangqi and janggi are slightly more restricted; conceptually, the piece is considered to pass through the adjacent orthogonal square, which must be unoccupied, rather than "jumping". Another related piece is the "keima" of shogi, which moves like a knight but may only move two squares forward followed by one square sideways, restricting its movement to two possible squares. Unicode defines two codepoints for knight: ♘ U+2658 White Chess Knight (HTML ♘) ♞ U+265E Black Chess Knight (HTML
Atomic chess at Chess Live and Internet Chess Club in 2000, Free Internet Chess Server in 2003 and Lichess in 2015. Rules of atomic chess are the same as standard chess with a few important differences concerning capturing, check, and winning conditions. In standard chess, the captured piece is removed from the board and the capturing piece takes its place. In atomic chess, a capture causes an "explosion" through which both pieces are removed from the board as well as all non-pawn pieces in the eight squares immediately surrounding the capture. Pawns are removed only when capturing, captured directly, or promoted. In