The Galactic Key (Japanese: ガだんのカギ Galaxy Key) is a key item introduced in Generation IV.
In Diamond, Pearl an Platinum, it enables the holder to open doors of the Team Galactic HQ. In Ultra Sun and Ultra Moon, it opens the mirror door in Lusamine's room, or activates the warp panel in it if it has already been opened.
Locations[]
In Diamond, Pearl an Platinum, it is found in the basement of Galactic HQ, which can only be accessed after visiting Lake Acuity and obtaining the Storage Key.
In Ultra Sun and Ultra Moon, it is given from Cyrus in Team Rocket's Castle after defeating him.