To randomize using QR codes, you aren't actually "randomizing" the game ROM itself. Instead, you are using a legacy browser exploit known as QR Injection to inject specific Pokémon into your PC boxes.
To overcome the limitations of the current QR code generation system, we propose a better approach: pokemon y randomizer qr code better
To help you get exactly what you need, could you clarify which of these you are looking for? To randomize using QR codes, you aren't actually
A wild battle initiated. Instead of a Pidgey or a Bunnelby, the screen flashed a warning: To randomize using QR codes
And in the root directory, a single new file. Not a .sav. Not a .cia. A .txt file, dated the exact second he pressed BREAK.