The obsession with Mario Odyssey amiibo BIN files is a kind of modern collecting—a lover’s labor of digital archaeology. Enthusiasts on forums and Discord servers share BINs like postcards from across a fandom, painstakingly cataloging which file yields which hat, which pose, which piece of memory. There’s an artistry to it: extracting the BIN from a figure, reading its signature blocks and user data, and then grafting it into an emulator or a controller that can speak to a Switch. For some, it’s a way to preserve rarity—those Nintendoland Luigi variants or discontinued Smash Bros. releases—capturing their functionality long after the plastic fades.