As a result, rooks may move only an even number of squares, knights are immobile, kings can only move diagonally, etc. Pieces still give check on squares they cannot reach but would have been able to reach in a normal chess game. All other rules remain as in usual chess . The game has its restrictions. Only castling short is possible - in theory, because the opponent should cooperate by removing the intervening knight.
Knights are totally immobile.
Knightless monochromatic chess Play the game without the knights. Castling now is easier. An attractive way to play this game. The camel moves one square diagonally and then two squares vertically or horizontally, i.e, from e4 to b3, b5, d1, d7, f1, f7, h3, or h5. Another option is to give the knight the possibility to make two successive moves in one turn.