Variant of Grand Chess played on an 8x10 board.
Embassy Chess is variation of Grand Chess which uses a 10 x 8 board and reintroduces castling.
Embassy Chess adds a Marshal and a Cardinal, both of which combine the power of a Knight with another either a Rook or a Bishop.
The Marshal moves as if a Rook and a Knight.
The Cardinal moves as if a Bishop and a Knight
Pawn promotion rules remains the same as Standard Chess.
The King move three squares for both for kingside and queenside castling, rather than the normal two.
En passant rules remains the same as Standard Chess.
Check and Checkmate rules remain the same as Standard Chess.
Stalemate conditions remain the same as Standard Chess.
Draw conditions remain the same as Standard Chess.
Winning conditions remain the same as Standard Chess.