checked-no =>Extra Characters: Beat the game on Easy to unlock BR-W9 (the female robot) or on Normal to unlock Plissken (the lizard guy). =>Nightmare Mode: Beat the game on Hard to unlock Nightmare Mode. In this mode, blue pulses will shoot at you when you kill an enemy. =>Debug Menu (European Version): On the title screen, press [+]+[1]+[2] to enter the special Debug Menu. This only works in the European release.