Cheat Codes U1 Zone Successfully complete the game on the hard difficulty setting with 90 AP and without using any continues. U2 Zone Successfully complete the game on the hard difficulty setting with 60 AP. U3 Zone Successfully complete the game on the hard difficulty setting with 50 AP. U4 Zone Successfully complete the game on the normal difficulty setting with 90 AP and without using any continues. U5 Zone Successfully complete the game on the normal difficulty setting with 60 AP. U7 Zone Successfully complete the game on the hard difficulty setting without using any continues. U8 Zone Successfully complete the game on the normal difficulty setting. U9 Zone Successfully complete the game on the normal difficulty setting without using any continues. V5 Zone Successfully complete the game with 60 AP. Inner Level A Successfully complete the game with 60 AP (with invincibility, all weapons at level 9). Inner Level B Successfully complete the game on the hard difficulty setting with 90 AP (with unlimited special attacks, all weapons at level 3). Inner Level C Successfully complete the game on the normal difficulty setting (with highest speed, all weapons at level 9). Inner Level D Successfully complete the game on the normal difficulty setting with 90 AP (with five-way attack, all weapons at level 9). Inner Level E Successfully complete the game on the hard difficulty setting (with improved speed when moving up, down, left, right, all weapons at level 9).