The original 8MB limit fills up after saving just a few sports titles or massive RPGs. To build a true "collection" card, you Method A: Creating a Large 16MB–64MB Card
Using a Folder Memory Card is a game-changer for a large collection. To create one, go to Config -> Memory Cards in PCSX2, click "Create...", and select "Folder" as the type. Give it a name (e.g., "My Collection"). Once created, assign this new folder card to Slot 1 or 2. PCSX2 will now treat that folder on your PC as a memory card. You can then copy any number of individual game save folders directly into it. pcsx2 save file collection memory card 1 portable