PokéBase - Pokémon Q&A
1 vote
382 views

No sites make this clear. Does anyone know?

asked by

1 Answer

0 votes

After battling against Blue for the first time, the Pikachu will choose to stay out of its Poké Ball and follow the player around unless he faints, is put into storage, or is traded.

Hope I helped. :)
Source

answered by
Another thing to note is that if you DO decide to put Pikachu in the box in Yellow, it's Happiness decreases. Just some food for thought.