List of Battle Frontier Trainers in Generation III
This is a list of standard Pokémon Trainers that can be encountered for all challenges at the Battle Frontier in Pokémon Emerald. Each Trainer will use three Pokémon for Single Battles, four for Double Battles, and two for Multi Battles, randomly selected from a Trainer-specific set list. Every Pokémon used will have randomly-determined genders and Abilities, but factors used to calculate base stats (EVs, IVs, and Nature) are fixed.
The Battle Tower in Pokémon Ruby and Sapphire uses a smaller list of 100 Trainers that exclusively use Pokémon from the Hoenn Pokédex.