Sonic Bowling How Much Will Gamestop Give Me For This?

How much will gamestop give me for this? - sonic bowling

I have a few games I like I get?

Jak and Dexter 3 (PS2)
Medal of Honor: Rising Sun (PS2)
Final Fantasy Crisis Core (PSP)
Family Guy freaking sweet collection (PSP)
Madden NFL 2007 (Wii)
AMF Bowling (Wii)
Reacon Ghost (Xbox)
Sonic HER0 (Xbox)
Metal Gear Solid The Essential Collection (PS2)