Programmed into Pokemon Diamond, Pearl and Platinum Versions, is the event location Newmoon Island. After using the event item Member Card, players gain access to the defunct Harbor Inn in Canalave City, falls asleep enters a "dream state", dreaming of an encounter with Darkrai at Newmoon Island. Darkrai can be captured in the "dream". If defeated or fled from, it can be rebattled again in the actual location. Member Card, was never released for Pokemon Diamond and Pearl. (Pokemon Platin