Quote Originally Posted by theundeadhero
As far as security cameras go, they've been around since the original Metal Gear on the NES, which the PS games sequal to after Metal Gear II:Snakes Revenge.
The main continuity goes MGS3 -> MG (MSX) -> MG2 -> MGS -> MGS2. Snake's Revenge and the NES version of Metal Gear have no place in it.