Randomizing your game requires a base ROM file of Pokémon Diamond and a specialized tool called the Universal Pokémon Randomizer ZX .
: Load this new randomized ROM into an emulator like DeSmuME or MelonDS . Alternative: Party Randomizer pokemon diamond randomizer rom
include options to "Change Impossible Evolutions," allowing trade-only Pokémon like Alakazam or Machamp to evolve via level-up. How to Create Your Own Randomizer Randomizing your game requires a base ROM file