Once you have the badge, and you own the "x2 pokedollars" game pass, your bonus will increase to "x3" when obtained.
Chances of finding a legendary go from 1 out of 1000 to 1 to 100 (if you own the 10X legendary chance it will go down to 1 out of 10)
Gary will respond: The legendary trainer when talking to him in locations either then elite four
The Champion Badge allows players to catch new Pokémon. These Pokémon being:
For ownership of the Champion Badge, Members of the Project Pokemon Community group will be awarded the Champion Rank which gives them a Light Blue name in the game Leaderboard, as well as the rank below their name on their trainer card.