All Working Army Men: Sarge's War Cheats - Xbox

All weapons
Pause game play, then hold [L] and press [Right], [B]x2, [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.

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", Alternate fade
Pause game play, then hold [L] and press [Right], [Up]x2, [Down], [B]. A message will confirm correct code entry. Repeat the code to disable its effect.

Level 2: Easy completion
When the spotters see you, they will call in an air strike. After you kill the first spotter, hide under the bridge.