Pokemon Go's First Legendary in Action quoting : "Rolling Stone"

referring to If they manage to catch enough Pokemon, the first ever LegendaryPokemon will be revealed at Pokemon Go Fest. The first legendary Pokemon to hit Pokemon Go could arrive on Saturday July 22. The official Pokemon Go website revealed the huge Pokemon Go news ahead of Pokemon Go Fest this weekend. Pokemon Go players will soon be able to catch Legendary PokemonPokemon Go players will soon be able to get their hands on legendary Pokemon, and players of the Niantic app could be able to catch them as early as this Saturday. If trainers at Grant Park manage to defeat the powerful Pokemon, then it will start appearing in Raid Battles across the world.


as informed in

"If they manage to catch enough Pokemon during the Pokemon Go Fest Challenge Windows, the first LegendaryPokemon will be revealed in Grant Park. If the Trainers in Chicago succeed in defeating the Legendary Pokemon, that Pokemon will start appearing in Raid Battles around the world, after Pokemon Go Fest." Players who weren't able to snatch up a ticket can still watch the official official livestream on Twitch or YouTube. "If Trainers and their team are able to successfully defeat a Legendary Raid Boss, they'll have the opportunity to catch a Legendary Pokemon of their own! Pokemon Go may soon see its first Legendary Pokemon ... that is if the people gathering at this weekend's Pokemon Go fest in Chicago are good enough to kick-off the worldwide release of the new pocket monsters.