Thumb Score: +7 Costco Wholesale For those interested Note, title is slated to release November 7, 2024. Must login to your account to view pricing Mario & Luigi: Brothership [costco.com] (Nintendo Switch)$52.99 + Free Shipping valid for Costco Members Quote: The brothers return for a brand-new adventure on the high seas! Set sail with Mario and Luigi on Shipshape Island (part ship, part island) and journey through the vast world of Concordia.