All weapons: Pause game play, then hold L and press Right, B(2), Y, B. A message will confirm correct code entry. Repeat the code to disable its effect. Note: Only weapons normally available in the current level will be unlocked. Invisible mode: Pause game play, then hold L and press Up, Left, Right, Up, B. A message will confirm correct code entry. Repeat the code to disable its effect. Slow-motion mode: Pause game play, then hold L and press Left, Down, Up, Right, B. A message will confirm correct code entry. Repeat the code to disable its effect. Fish Eye camera: Pause game play, then hold L and press Left, Up, Right, Down, B. A message will confirm correct code entry. Repeat the code to disable its effect. Beagle holes, footprints, and burns: Pause game play, then hold L and press Down, Up, B, Y, B. A message will confirm correct code entry. Repeat the code to disable its effect. Alternate fade: Pause game play, then hold L and press Right, Up(2), Down, B. A message will confirm correct code entry. Repeat the code to disable its effect. Alternate lighting: Pause game play, then hold L and press Up, Right, Up, Down, B. A message will confirm correct code entry. Repeat the code to disable its effect.