The game of chess we know today has not changed much since the 15th century. Chess enthusiasts, clubs, and organizations help keep the game in its now classic form. This doesn't necessarily stop individual chess players and clubs from trying new variations of chess. This game's donor beloged to chess clubs which often met and tried out new chess variants. These include games for multiple players, games with special playing pieces, pieces with different movement abilities, and such games as dice chess, Grand Chess, and many others.