Cuz Pikachu might Pik a Chu
So they can pikachu
Niantic: "147 Pokemon You want to have 145 Pokemon ! What are you going to do with 142 Pokemon !"
A bat mat.
A Showerkraut.
They are both always trying to get a Pikachu.
You pokemon.
He might Peek at Chu!
Tu Can Chu
They might Pikachu.
Because the editors know that they gotta catch 'em all!