Polaris

 DIP 1         1    2    3    4    5    6    7    8    
 ------        OFF                                      3 MEN
               ON                                       5 MEN
                    OFF                                 NONE ADDED
                    ON                                  ADD 10 ASTRONAUTS
                                                        WHEN LEVEL CHANGE
                         OFF  OFF                       2  # OF FRAMES WHEN
                         ON   OFF                       3  2 GROUPS OF UFO'S
                         OFF  ON                        4  APPEAR AT THE
                         ON   ON                        5  SAME TIME
                                  OFF                   EASY
                                  ON                    HARD
                                        X               VIDEO FLIP
                                             X          CHANGE SCREEN 
                                                          DIRECTION
                                                  ON    DEMO SOUND ON