GameCube Memory Card 251 Set of 4 All 4 have been tested and confirmed to work, but due to the age of the devices, their complete functionality is not guaranteed. These are memory cards capable of saving 251 blocks. Data will be erased before shipping. There are scratches and scuffs, but they are usable without issue. The terminals will be maintained with a contact restorer before shipping. Rust has been polished off as much as possible. The terminals will be maintained with a contact restorer before shipping. Brand: Nintendo Product Contents For Nintendo GameCube Memory Card 251 Set of 4