Product description. 3D Mahjong Mountain is based on a Chinese game concept where two matching tiles must be found. Various difficulty levels are given by. Lösen Sie in dem Game " 3D Mahjong Mountain " die kniffligen Puzzles um den Gipfel des Berges um somit vollkommenes Glück zu erreichen. In recent years, we witness the release of a new wave of online mahjong games: mahjong in 3 dimensions. Somewhat confusing at first, some of these fl.