While many fans consider this arc "skippable" because it is filler, it is often recommended for those planning to watch the Gold movie or those who enjoy Bartolomeo's over-the-top reactions to his idol, Luffy.
: The Silver Mine Arc introduces characters and themes that lead directly into the events of Film: Gold , specifically introducing the influence of the "Gild Tesoro" organization.
: While the Straw Hats are sailing toward Zou on Bartolomeo's ship, the Going Luffy-senpai , they are ambushed by a mysterious group of female pirates. Luffy and Bartolomeo are kidnapped and taken to the "Silver Mine," a fortress on a massive silver island.
One Piece , titled "The Silver Fortress! Luffy and Barto's Great Adventure!" , marks the beginning of the Silver Mine Arc . This short filler story acts as a direct tie-in to the feature film One Piece Film: Gold . Key Plot Points
: The mine is controlled by Bill , the leader of the Silver Pirate Alliance. Bill possesses the Gutu Gutu no Mi (Smelt-Smelt Fruit), which allows him to turn his body into a blast furnace and forge various silver weapons. Why This Episode Is Interesting