If your emulator shows a perpetual white screen, your original ROM might be corrupted or contains anti-piracy blocks. Try using MelonDS, or ensure your clean ROM dump is completely unedited before running it through the UPR-ZX software.

: Once your settings are chosen, click "Randomize (Save)" . This creates a new .nds file. Give it a distinct name like "Black2_Randomized" to keep it separate from your clean file. Phase 3: Playing the Game

This is the easiest method.

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A randomizer can make the game more challenging by giving you Pokémon with moves that are not typically seen on those species, forcing you to think creatively about your strategy.

Randomize TM compatibilities, move powers, or the moves Pokémon learn as they level up.

Navigate to the section on the right side of the page.

Pokémon Black 2 and White 2 feature anti-piracy protections that can sometimes trigger black screens or stop your Pokémon from gaining experience points. If you encounter this, ensure your emulator is fully updated, or look for a clean ROM version that has the anti-piracy (AP) patch pre-applied before running it through the randomizer.

Keep this as is, or you can randomize types/stats for a chaotic run.