These were extra trailers made just for fun apparently just for the japenese version
if you've played the game, you will find these even more funny; the third one is the best, it almost had me in tears
note: these are not spoilers if you plan on playing this
http://www.konamijpn.co.jp/products/mgs ... okolov.swf
http://www.konamijpn.co.jp/products/mgs ... _snake.swf
http://www.konamijpn.co.jp/products/mgs ... _hands.swf