Can't say for sure, but you'll probably get a decent amount, maybe even enough to pay off modern warfare 2 if you're getting it. I've been trading a lot of stuff in recently, nearly paid off forza with trade ins and i've paid off some of the other games i have with trade ins. Go there and show them, they'll tell you how much.
"They have enough people on drawball that they defend thier own logo, at the same time they fuck with the duck, the 12 logo, and destroy the Finnish flag. They broke the Fins spirit in just one day.