Okay, so in my Pokémon 3D game, I have 2 accounts, 1 for main playing, and another for testing for things. So I decided, why not give my "hacked" account all 649 Pokémon in the Pokédex? And I did just that. However, there was a serious side effect to this: The game crashes after scrolling through the Pokédex for a while.
Here's a video:
Here's a video: