How much would i get for selling all this?

Xbox 360 elite - controller - gears of war 2 - resident evil 5 - saints row 2 - left 4 dead - mercenaries 2 - far cry 2 - bioshock - halo 3 - halo wars limited edition - call of duty 4 - orange box - oblivion - m effect - lego star wars the complete saga - command and conquer 3 - stars the force unleashed - crackdown - phantasy star universe - frontlines fuel of war - flatout ultimate carnage - open season - chrome hounds - guitat hero 2 - unreal tournament 3 - quake 4 - saints row - ins creed - another fuel of war for some reason lol - full auto - call of juarez -lego star wars 2 - lord of the rings battle for middle earth 2 and then i cant find any other of my games well how much am i looking ??