Monochromatic chess d2 and f2, the white king can move from e1 only with castling and then g1–h2–g3–... so the pawn on g3 cannot be white. In Bichromatic chess, the opposite restrictions apply. A piece on a white square must move to a black square and vice versa. Hence pawns cannot capture (or advance two squares) and bishops cannot move. Also, castling and "en passant" are impossible, and queens behave like rooks. Monochromatic chess Monochromatic chess is a chess variant with unknown origin. The initial board position and all rules are the same as in regular chess, except that pieces that begin
Falcon-Hunter Chess Falcon-Hunter Chess Falcon-Hunter Chess (also called Schultz's Chess, One-Way Chess, or Meso Chess) is a chess variant invented by Karl Schultz in 1943 employing the two fairy chess pieces falcon and hunter. The game takes several forms, including variations Hunter Chess and Decimal Falcon-Hunter Chess added in the 1950s. Neither piece can move along a . The pieces capture the same as they move. All the rules and conventions and objective of standard chess apply, including the starting setup. The falcon and hunter start the game off the board and out of play (see diagram). Once a player loses (or