It will cost you about £27.99 for cod 4 in the UK but im not sure about modern warfare 2
It is worth between $100-150
You can find one online for as low as $125
no!! xbox360 is much better
A XBOX360 costs about $190.00
HELLLLLLLLLZZZZZZZZZZZZZZZ NO! A PS2 is much cheaper than an Xbox360, but other than that, an Xbox360 is probably better. xbox360 has better games
they can be used no any xbox360
it is $99 as i know
$199.99
$300
about $700
A used one is 40 dollars at gamestop and a new one is about 50 dollars
Basically Nothing, other than showing you either have no life or don't play as much :)