Finding information about "300 in 1" NES ROMs typically refers to multicart compilations that were popular in the bootleg and "famiclone" markets. These ROMs are single files that contain a menu allowing you to choose from hundreds of individual games. Common Content and Games
However, the "300" was rarely 300 unique games. Most often, the list was padded with: Duplicate Entries 300 in1 nes rom download top
Save States: Multi-carts rarely support traditional battery saves for every game. Use your emulator's "Save State" feature to pick up right where you left off in The Legend of Zelda or Final Fantasy. Conclusion Finding information about "300 in 1" NES ROMs