Pokémon White 2 is more than just a "third version." It is a direct sequel set two years after the original Black and White games. Major highlights include: How To Install CIA Games On A Jailbroken Nintendo 3DS
If the game freezes on a white screen, you may need to enable "DS Mode" in Luma3DS settings (Hold Select on boot) or try a different forwarding tool like TWiLight Menu++ (which is actually an entire DS home menu emulator for 3DS). pokemon white 2 cia file
Once you find a reliable source, navigate to the Pokémon White 2 page and download the CIA file. Ensure the file is specifically for Pokémon White 2 and matches your region. Pokémon White 2 is more than just a "third version
: Battle Gym Leaders and Champions from every previous region (Kanto, Johto, Hoenn, and Sinnoh). Ensure the file is specifically for Pokémon White