'Alkkagi' Popular board game in Korea. Introduced in the famous TV show. 1. 5 white and black stones on the board. 2. when you are ready, black and white alternates will have the opportunity to attack. 3. when your turn, hold one of your stone and swipe it to struck opponent's stone out 4. when all stone go out, the game will finish ** HOLD AND SWIPE require google login for multiplay