Updated July 7, 2025 by Mark Sammut: The best Pokemon ROM hacks exist to fulfill a desire that the official games cannot quite provide. For example, some ROMs focus entirely on offering a challenging ...

Gym Leader Erika focuses in grass type Pokémon. Using a well developed Charmeleon (or if it's evolved, Charizard) and its fire attacks will make quick work of all of her Pokémon.