Ace Combat 2 / Air Combat 2 - Codes Music player: By clearing the game with a rank higher than "First Lieutenant", a music player mode will show up in the option menu. All 28 tracks of music can be accessed. Here are the controls: L1 or L2 to skip forward, R1 or R2 to skip backward, circle to select track, select to toggle screen, square or triangle or X to end. Lock viewpoint: During replay, hold the "map" button. Change mission map viewpoint: On the mission selection screen, put the cursor over "MISSION" and hit select for 3 different viewing angles. View backside of analog stick: In the key config. screen, hit select button to see the backside of the right stick.