Can you sell them once you have found them or you have to keep one for each type to unlock the achievement?
I think this point should be added in the guide.
EDIT: I got the answer reading the whole treasure thread.
Anyway I would suggest to add this note to the guide.
1000G retail: Assassins Creed II - Borderland - Call Of Duty 4 - Darksiders - DiRT 2 - Fifa Street 3 - Gears Of War - Lost - Resident Evil 5 - Skyrim - T: Salvation - WWE Wrestlemania
200G Arcade: DoD, Fez, Monkey Island, Shadow Complex, Trials Evolution, Winterbottom
Last edited by oldhouse; 03-19-2009 at 10:49 AM.