Kriegspiel (chess) illegal, the player tries again; if it is legal, that move stands. Each player is given information about checks and captures. They may also ask the referee if there are any legal captures with a pawn. Since the position of the opponent's pieces is unknown, Kriegspiel is not a game with perfect information. As each player cannot see his opponent's pieces, the game is sometimes referred to as "blind chess". There are several different rule sets for Kriegspiel. The most widespread rules are those used on the Internet Chess Club, where Kriegspiel is called "Wild 16". The rules are as
Martian chess The Martian Chess Set won the Origins Award for "Best Abstract Board Game of 2000". The rules to the game were reissued in "3HOUSE" booklet in 2007, again by 2013 in Pyramid Primer #1 and in 2016 as a part of "Pyramid Arcade" boxed set. Each player starts with nine pieces: three small ("pawns"), three medium ("drones"), and three large ("queens"). The color of the pieces is irrelevant to the gameplay. A mix of colors is recommended. Players initially place their pieces in the corners of the board as shown. In a two-player game, only a half-board is used. The