Just like Ash chose Pikachu, Pokémon Go gives you the ability to choose Buddy Pokémon to take with you on your adventures. Sadly, the Buddy Pokémon doesn’t appear on the map with you when you walk around — at least not yet! — but it does appear with you on the avatar button and on your player screen.
When you walk with your Buddy you get candy that you can use to evolve it, power it up, or both. Walk a Larvitar, get candy you can use to evolve Pupitar and Tyranitar, and power up Tyranitar. Walk Chansey, get candy you can use to evolve and power up Blissey.
You can get a lot more candy from hatching an egg or catching a Pokémon in the wild than you can walking a Pokémon, of course. But you never know when you’ll catch or hatch a specific Pokémon,and some Pokémon can’t be hatched from eggs at all.
So, your Buddy shou…