Would you like step-by-step instructions for loading a save file into an emulator, or help verifying if a save is legitimate?
If you wish to customize a file, PKHeX is the industry-standard save editor for adding Pokémon or modifying flags. Top Community-Recommended Save Files Highlights GameFAQs Pokemon Emerald Save File All Pokemon
If you want, I can:
A classic source for "Perfect Starts" or "100% Completion" saves uploaded by veteran players. Would you like step-by-step instructions for loading a