Using only "B" Pokémon - Pokémon HeartGold Part 7

I play through Pokémon HeartGold where I can only use pokémon that start with the letter B. Today I grind up my Pokémon to finally beat Y, then I beat Team Rocket once and for all. This was streamed on twitch, so follow me there to catch me live:   / cyndaquilanddunsparce