Niantic is continuing to announce new events and content for Pokémon GO. Read on below to learn more: What are Purified Gems and how do I collect them? Purified Gems are special Items that can be used in a Shadow Raid to help defeat the Shadow Raid Boss. In order to create a Purified Gem, you … Continue reading Each Pokémon GO player can use up to five Purified Gems in a Shadow Raid Battle, the effect will stack if other players in the Shadow Raid Battle also use Purified Gems