You can spend your Battlepoints to buy any of these pokemons. These pokemons arent very rare as they have stayed in this shop for a few years now.
☆Temporary Battlepoints Shop
You can redeem your BP for any of the following prizes you prefer. The pokemons in this shop change periodically.So .....HURRY UP and grab em before they go away
In order to claim them,
You have to send the BP to Origin (staff) and message him regarding which pokemon you want to claim