Deduction board game are drawn at random. Notable members of this category include "Black Box" and "Master Mind". Investigation games are board games in which the players generally play as police, detectives or other investigators. The best known game of this type is "Cluedo". In fact, many of games in this category utilize a mechanic known as "The Missing Card," which was developed by Anthony E. Pratt for "Cluedo" ("Clue" in the United States). "The Missing Card" takes a known set of cards (or other token) and removes one or more of them. By gathering information and using deduction and logic, the players
Space Empires (board game) expansion set mentioned at the end." Space Empires (board game) Space Empires is a 1981 board game published by Mayfair Games. "Space Empires" is a game of space combat between 12 different races for control of a star sector, with rules for combat, movement, production of ships, and, in the advanced version, special abilities. William A. Barton reviewed "Space Empires" in "The Space Gamer" No. 47. Barton commented that "Overall, "Space Empires" is an interesting, enjoyable game if you like easy-to-play 'quickies' with a twist. If you prefer a lot of complications, you might want to pass this one up