It appears that a new event has been revealed for Pokémon Sun, Moon, Ultra Sun and Ultra Moon.
How to build a Legendary team:
— Pokémon (@Pokemon) August 28, 2019
This giveaway will allow players to obtain a Shiny Solgaleo or a Shiny Lunala! It will be version-exclusive to each game: Sun and Ultra Sun players will receive Shiny Lunala, while Moon and Ultra Moon players will receive Shiny Solgaleo. Starting October 21st and lasting until November 10th, players will be able to get their hands on the duo at GameStop. Both of them will be at Level 60, and Shiny Lunala will have Moongeist Beam, Psyshock, Moonblast, and Moonlight. Likewise, Shiny Solgaleo will have Sunsteel Strike, Zen Headbutt, Noble Roar, and Morning Sun.
What are your thoughts on the event?
Credits to pichu for the tip and bobandbill and Zach for proofreading.