Pokemon Brown 2.0 - Episode XXVIII, Adam's Fighting Challenge

Adam is facing all Jugglers and Tamers before facing Koji. If you talk to the referee, then you can find Koji easily without bothering them. Koji has banned overpowered Pokémon that were 10 levels higher than his, certain flying Pokémon and all Psychic Pokémon. What will Adam will do now? My 4 teams were Pikachu Feraligatr Charmelion Dugtrio On the next episode, Adam will face a cameo character from one of the Pokémon Gamecube games. Can you guess who?