Ultimate Key
The Ultimate Key (sometimes called Final Key) is a recurring item that is needed to unlock the barred jail doors. It is usually necessary to advance the later stages of the story.
Appearances
Dragon Quest III
The Final Key is found at the Final Key Shrine, which requires a mini-quest to be completed in order to enter the shrine.
Dragon Quest IV
The Ultimate Key is given by the Queen of Femiscyra after confronting the rosary thief. It is needed to obtain the Zenithian shield in the basement of Femicyra Castle.
Dragon Quest V
The Ultimate Key is obtained after defeating Bjørn the Behemoose. It is necessary to open the door in the Estuary Sanctuary leading to the portal to Nadiria.
Dragon Quest VIII
The Ultimate Key is given by Marta shortly before she is murdered by Rhapthorne. It is needed to find the pirate's map.
Dragon Quest IX
The Ultimate Key is obtained in the Gortress after defeating Goreham-Hogg. It is needed to free the captured celestrians.
