Metal Gear Solid 4: Unlock Scanning Plug S
Unlock Scanning Plug S in Metal Gear Solid 4:Guns of the Patriots for the Playstation 3.
1. Access the Password Menu under Extras. This is only available after you beat the game once on any difficulty setting.
2. Enter skynytktjp as the password.
The Scanning Plug S will be available when you load a saved game, or in a new game when you meet up with Metal Gear Mk. II.