Pokemon Puzzle League
Pokemon Puzzle League
Videos
Pokemon & Science - Did You Know Gaming? Feat. JonTron
 
In order to temporarily unlock Mewtwo in vs. mode, you must hold Z, and then press B, Up, L, B, A, Start, A, Up, R. The combination spells out "Bulbasaur".
Contributed by Cavery210
Hidden inside the code are two unused voice clips. They are presumably from staff issuing a little message to loved ones, as one is in Japanese and reads "Yumi-chan, I love you" and the other reads "I love you Liz."
Contributed by RadSpyro
Pokemon Puzzle League is the only Pokemon game to be released exclusively to the Western market, and not in Japan.
Contributed by Dazz