For players who love to fine-tune their teams, decryption is again essential. Save editors like are the gold standard for editing Pokémon save files. However, PKHeX cannot read a save file directly from a standard 3DS. The save file must be decrypted first, which requires a modded 3DS with a save manager like Checkpoint or JKSM. Once decrypted, PKHeX opens up a world of possibilities:
With a decrypted ROM, you can easily install mods that offer: