Only really outstanding PS3 games for me have been Warhawk and Uncharted.
If you want multiplayer, go for Pro Evo, or Rainbow Six Vegas if you want Co-op.
you didnt mention COD4![]()
The Darkness (If you can overlook the serious lack of AA)
Ninja Gaiden Sigma
Heavenly Sword
Uncharted
Ratchet and Clank
Resistance: Fall of Man
Motorstorm
Call of Duty 4
Unreal Tournament 3
Rainbow Six: Vegas
Warhawk
Super Stardust HD
Tekken 5 Online
Oblivion
Gran Turismo 5 Prologue
Orange Box (If you don't have a PC)
Assassin's Creed