What are the must play PS3 games (OLD+NEW GAMES)

The objectives of this thread is to help PS3 owners ONLY!!! about what game to get.:twisted:

MY must play list is

1) Metal Gear Solid 4

2) GTA IV

3) Assassin's Creed

4) FarCry 2

5) Prince Of Persia 4

6) Call of Duty : World at war

and may be Ninja Gaiden but I've just heard about it I didnt buy it YET!!!!

Any feedback is appreciated

1. Little Big Planet
2. GTAIV
3. Guitar Hero (III or World Tour)
4. MGS4
5. Resistance FOM