GameFly.com is having a pre-played game sale and offering some great titles at great prices. Some examples of their offers are Full Spectrum Warrior (Xbox) for $14.99, Splinter Cell Pandora's Tomorrow (PS2, Xbox) for $17.99, and Riddick (Xbox) for $14.99. All titles are guaranteed to work and contain their original cases and instructions.

Also, for an even greater discount, you can sign-up for a free trial and you will also get a member discount. Once you are done ordering you are free to cancel online or able try out their service.

GameFly.com Pre-Played Game Sale

Thanks for the info, Conan!