Mahjong is an extremely popular game and for good reason - it's a fun puzzle. When a person plays the same 'ol mahjong games, it can be a bit monotonous. Why not spice it up and change it up for a bit with Shanghai Dynasty. Yes, it is the same general concept but there are two different game modes, and the puzzles can be a bit different. There is nothing wrong with something new, so go ahead and test your skill with this classic puzzle game.