Bughouse chess

Bughouse chess (also known as exchange chess, Siamese chess (not to be confused with Thai chess), tandem chess, transfer chess, double bughouse, cross chess, swap chess or simply bughouse, bugsy, or bug) is a popular chess variant played on two chessboards by four players in teams of two. Normal chess rules apply, except that captured pieces on one board are passed on to the teammate on the other board, who then has the option of putting these pieces on their board.

Bughouse chess

Bughouse chess (also known as exchange chess, Siamese chess (not to be confused with Thai chess), tandem chess, transfer chess, double bughouse, cross chess, swap chess or simply bughouse, bugsy, or bug) is a popular chess variant played on two chessboards by four players in teams of two. Normal chess rules apply, except that captured pieces on one board are passed on to the teammate on the other board, who then has the option of putting these pieces on their board.