Addicted to intellectual challenges? Awaken your competitive side with Otrio, a strategic game for two players. To win, get three stones of your color in a row based on similar size; arranged in ascending or descending order; or into the same spot as three concentric stones. The rules are simple, but the game is complex. Depending on your opponent's cleverness, you might have to sharpen your strategic skills and practice critical thinking. Otrio, originating directly from Brain Workshop, is a unique game that is engaging, challenging, and beautifully crafted. The stunning game board is made from solid wood, offering players an elegant gaming experience. Show off your wit in an intellectual duel with Otrio.