Ensure you have a clean, unedited .gba file of Pokémon FireRed (typically version 1.0 or "FireRed (U)"). Step 2: Patch the File
Patched games make Nuzlockes fairer. If you put in the time to train the Pokémon, it deserves to evolve. pokemon fire red trade evolution patch better
A digital copy of Pokémon FireRed (usually a .gba file). Ensure you have a clean, unedited