*A traditional favorite among starship crew members for over a hundred years, Three-Dimensional chess is an extrapolation of the ancient Earth strategy game. Consisting of three main boards, with smaller adjacent boards affixed to the corners, the rules are highly complex and the game's intricacies can take years to master. Although a mathematical strategy could, in theory, predict all possible moves, studies have shown that unorthodox methods seem to yield the best results. *Source: Back of card