https://www.techradar.com/news/gaming/pokemon-go-updates-everything-you-need-to-know-about-what-s-coming-next-1330140

Update: There's a brand new Pokemon Go event kicking off and it'll see the return of all three legendary Pokemon Groudon, Kyogre and Rayquaza.

Running from now until March 5, the event tasks players with taking on these legendary creatures in Raids and at the end, Niantic will tot up how many of each have been defeated.