The "Complete" List

John Woo Presents Stranglehold
Portal
Test Drive: Unlimited ( ALL Gold in the SP challenges.)
Loco Roco*
The Darkness (Easy)
Lost: Via Domus
LEGO Indiana Jones - The Original Adventures (Story Mode)
Battlefield: Bad Company (Easy) & (Normal)
Ratchet & Clank : Quest for Booty
God of War: Chains of Olympus
Tiger Woods 2009
Haze
Saints Row 2
Gears of War 2 - (Normal)
Call of Duty : World at War - (Normal)
Fallout 3
Tomb Raider: Underwolrd
PGR4 - Career mode*

*Not a first time completion.