: Unlike modern official re-releases, these homebrew injections often lack advanced features like online play or official save state menus.
For a detailed walkthrough on setting up Neo Geo emulation via RetroArch, you can watch this guide: neo geo 3ds cia
: Most users use the Ultimate 3DS VC Injector or similar PC-based "Forwarder" tools. These take your Neo Geo ROM (usually in .zip format) and wrap it inside a CIA file. : Unlike modern official re-releases