Manic Minelayers is a two-player game based on the classic 'Knight's Tour' chess problem. It is available for free download from http://www.invisible-city.com/play/26/manic-minelayersThe object of the game is to strategically fill spaces on the board with mines, limiting your opponent's movement options, while keeping yours open.The game is played on a 5 x 10 grid and each player's piece moves just like a knight in chess. Players alternate turns, moving their piece to a vacant space on the board. No player may move into a previously -occupied space. The last player with a valid move ins. - BoardGameGeek