The challenge lasts from today, June 17 to June 28. In order to claim your Shiny Zeraora, you must have move a Pokémon between Pokémon Home and Pokémon Sword or Shield during the June 17 to June 28 window. The Shiny Zeraora will be gifted through the mobile version of Pokémon Home.
Pokémon Sword & Shield released last year and were the first all-new, mainline entries to appear on a home console. For more on Sword & Shield, check out our review. For more on The Isle of Armor expansion, which hits today, check out our in-depth preview.