A limited edition titled "Mark of Mastery"of Kingdom Hearts 3D Dream Drop Distance was released in North America featuring twelve art cards, AR cards able to unlock new Dream Eaters, and a protector case for the 3DS console. While this has been noted to be the shortest gaps between the Japanese and English releases in the Kingdom Hearts, the latter version does not include new features not seen in the former. However, the Mark of Mastery limited edition was made so that English gamers would be able to obtain bonus material that can only be obtained in Japan. This limited edition of Kingdom Hearts 3D: Dream Drop Distance contains the following: - Kingdom Hearts 3D: Dream Drop Distance 3DS game - A 3DS protective case - Twelve art cards featuring the titles from the Kingdom Hearts series - AR cards to unlock in-game Dream Eaters
