Opening the Mystery Box
To receive the Mystery Box, transfer a Pokémon to Pokémon: Let’s Go, Pikachu! or Pokémon: Let’s Go, Eevee!
Using the Mystery Box
After opening the Mystery Box, wild Meltan will appear for 30 minutes. You can use the Mystery Box only once every seven days.
Shiny Meltan and Melmetal
During event hours, Meltan may appear shiny. Melmetal is the evolved form of Meltan, representing the first legendary Pokémon evolution in the franchise.