Percy

Percy is first introduced as Professor Oleander's assistant at the Oleander Laboratory. Percy had no interest in becoming a Pokémon Trainer, but after the Protagonist and Kara help him out of a sticky situation in the Connecting Caves he decides to take a Pokémon from Professor Oleander and travel with them. He has a preference for using Mystic Pokémon in order to assist the Professor's research.

Oleander Laboratory
Percy has a Potion.

Underground Forest
Percy is your partner while exploring the Underground Forest.