Fully tested and working. IGS PGM cartridge (see image). Fully JAMMA compatible, use with supergun or JAMMA cabinet."A layout of tiles is presented. When you select a given tile, it moves down the a rack on the bottom of the screen; three matching tiles are removed. The game ends if you fill up the rack. I.G.S., the Dragon World II maker, released 9 different machines in our database under this trade name, starting in 1990. Other machines made by I.G.S. during the time period Dragon World II was produced include Oriental Legend, Photo Y2K, Demon Front, Bee Storm - DoDonPachi II, Gladiatior, Mahjong - Dragon Tiger Match, and Grand Tour." -Source: arcade-museum