Gol D. Roger is the legendary Pirate King within the One Piece Secret Realm background. He is mentioned in the exploration file as a historically important figure who was captured and executed after discovering the treasure. His execution sparked the Great Pirate Era when he announced the location of his treasure to the world. In the context of the Secret Realm, he is a past figure that defines the era. His name is used as a key reference for the power scaling and goal of exploration.
