1 Tomba which was once on PS1,love this game.
2 A game like Playstation Home with travelling option ,like travelling on a Passenger ship, (There are no games which have a simulating passenger ship for the moment) flight simulating and free roaming actions.

3 Crysis on PS3
4 Max Payne bcoz i miss it so much
5 An other MGS-like game because MGS4 is the last Metal Gear Solid in the series :'(