Unused, Rare! Takara Tomy Pokemon Battrio S (Super) 【Memory Key Pachirisu Color】 & 【Memory Key Blue】 The Pachirisu color is new and unopened. The blue one has been tested and confirmed to work (batteries not included). This product is used by setting it in the "Pokemon Battrio S" machine at amusement parks, etc. It's a key that saves your game progress. When you set the key and play at the arcade machine, you gain experience points each time you play, and you level up and become stronger. You can check your level on the key's LCD screen at any time. There are modes you can't play without the key, such as "Adventure Mode," where you gradually conquer vast areas. Please purchase if you understand that it has been stored at home for a long time. Shipping will be via Yu-Yu-Yu Mercari delivery. It will be simply packaged.