Play reversi online with players from all over the world, or play with machine AI offline. Reversi is a strategy game on a board with 8 rows and 8 columns played by two players. The player's goal is to have a majority of their colored pieces showing at the end of the game, turning over as many of their opponent's pieces as possible. ELO score is used to record the level of each player. In offline play mode there are 7 levels in total. This is a game for both beginners and serious players. Level 1 and level 2 are easy, but level 7 is nearly unbeatable for human beings. There are over 9000 endgames designed as a training exercise that will help you improve reversi skills, as well as give you hours of enjoyment trying to solve the puzzles. All of the endgames given here are real games played in international competitions.