Bughouse chess and random to the casual onlooker; hence the name bughouse, which is slang for mental hospital. The game is traditionally played as a diversion from regular chess both over the board and online. Yearly, several dedicated bughouse tournaments are organised on a national and an international level. Bughouse is a chess variant played on two chessboards by four players in teams of two. Each team member faces one opponent of the other team. Partners sit next to each other and one player has black, while the other has white. Each player plays the opponent as in a standard chess game,
Fast chess Fast chess Fast chess (also known as speed chess) is a type of chess in which each player is given less time to consider their moves than normal tournament time controls allow. The rules specify a cumulative total time for moves for each side. In a fast chess game, each player will have less than the usual 60 minutes at their disposal, based on a 60-move game, and sometimes considerably less time. Fast chess is further subdivided, by decreasing time controls, into rapid chess, blitz chess, and bullet chess. Armageddon chess is a particular variation in which different rules apply