Pokémon GO history · #0855
Polteageist in Pokémon GO.
When Shiny Polteageist arrived in Pokémon GO, and how its family's Shiny forms followed.
Shiny release
Shiny Polteageist only comes from evolving a Shiny Sinistea. The first Shiny in the family appeared on October 21, 2025.
Common questions.
Can Polteageist be Shiny in Pokémon GO?
Yes, but only by evolving a Shiny Sinistea. The first Shiny in the Sinistea family appeared on October 21, 2025.