Original sentence: Based on Empire Deluxe's advanced game mode, this game added several new units, such as artillery, satellites, missiles, a helicopter, and mines, and increased the map sizes to over 1000x1000 if desired
Edited sentence: Based on Empire Deluxe's advanced game mode, this game added several new units, such as artillery, satellites, missiles, a helicopter, and mines.EDEE Publisher Page.User options to increase map size to over 1000x1000, and to design new units and graphics, have made significant creative modification and extension of the game possible