The official team does not usually provide pre-loaded ROM images (for legal reasons), but they provide the clean base image.
Unlike RetroPie, which is built on top of the Raspbian operating system and requires a fair amount of configuration, Batocera is a . This means the entire operating system is built from the ground up with one purpose: gaming. Download Batocera 32gb Raspberry Pi 3
While Batocera can run on as little as 16GB, a is the recommended "sweet spot" for several reasons: The official team does not usually provide pre-loaded