Updated on June 22. 2022. By Jeff Drake: It's become uncommon for the cost of retro games to be fixed prices - and since, let's face it, eleven years old, the 3DS is currently a retro console. A game bought at a price of a few dollars could be worth 60 dollars in the next. Due to the fact that value of games vary, this list of prices is updated to ensure that the prices shown below are true for...