Complete the following tasks to unlock the corresponding effect.
Unlock Dodou Speed Mode:
When you defeat Master Ball in Poke Cup or Prime Cup you will get Dodou speed which lets you play your Pokemon game in Pokemon Tower at X2 speed.
Mewto will appear when you have beaten ALL the cups and Gym Leader Castle. Defeat him to unock the harder R2 setting.
Unlock Flying Pikachu:
At the Main menu press Up, Up, Up, Down, Down, Down, Left, Right, Left, Right, Start.
Unlock Amnesia Psyduck:
Register ALL 151 Pokemon in the Hall of Fame.
Added by: Sanzano Mar 14th 2007, ID#5999
Super Cheats is an unofficial resource with submissions provided by members of the public. These are not usually tested by us (because there are so many), so please use them at your own risk.