Chess piece given time. Except for castling and the knight's move, no piece may jump over another piece . The variety of designs available is broad, from small cosmetic changes to highly abstract representations, to themed designs such as those that emulate the drawings from the works of Lewis Carroll, or modern treatments such as "Star Trek" or "The Simpsons". Themed designs are generally intended for display purposes rather than actual play . Some works of art are designs of chess sets, such as the modernist chess set by chess enthusiast and dadaist Man Ray, that is on display in the Museum
Fairy chess piece Thus, the ferz is now considered a non-standard chess piece. Chess enthusiasts still often like to try variations of the rules and in the way pieces move. Pieces which move differently from today's standard rules are called "variant" or "fairy" chess pieces. Fairy chess pieces usually fall into one of three classes, although some are hybrids. Compound pieces combine the movement powers of two or more different pieces. An ("m","n")-leaper is a piece that moves by a fixed type of vector between its starting and destination squares. One of the coordinates of the vector 'start square – arrival square' must