There are lots of games i want to get but these are the ones i have to get :D

Alone in the Dark
Army of Two
Assassin's Creed
BioShock
Blacksite: Area 51
Brothers in Arms: Hell's Highway
Call of Duty 4: Modern Warfare
Condemned 2: Bloodshot
Dark Sector
Darkness, The
Dirt
Fable 2
Grand Theft Auto IV
Half-Life 2 Orange Box
Halo 3
Jericho
Kane & Lynch: Dead Men
Left 4 Dead
Mass Effect
Mercenaries 2: World in Flames
Need for Speed 2008
Overlord
Simpsons: The Game
Splinter Cell: Conviction
Unreal Tournament III
WWE Smackdown vs Raw 2008

Might have left out a few will add more later :D

EDIT: All these games are the X360 Versions