All weapons, level select
Press 3, 7, 6, 6, 8, 2, 4, 2 at the options screen. The border will flash to confirm correct code entry. | [Sent by DayleJ]
Frame-by-frame view
Pause game play, then press 1 or 3. | [Sent by DayleJ]
Immediate mission end
Press 2, 8, 8, 8, 6, 6, 7, 7, 3, 7, 7 at...