Enter these passwords in the red box in the stage select area to obtain special Pokémon. It's the middle option (third from the top if you have a ticket and there are four options selectable).

Password	Effect
9236-7400	Bibarel
9600-4319	Charizard
1923-1298	Cherrim
5873-1954	Eevee
6614-0248	Mew
6295-6406	Ninetales
2110-9011	Pikachu
3884-9402	Rattata
9966-1569	Rotom
8106-8836	Zapdos