Generation I Pokémon were originally released in the Pokémon Red and Blue[1] games of the original Game Boy series, and existed in the Kanto region.

The Pokémon of Generation I were the base Pokémon released in Pokémon GO. But not all Pokémon of this Generation were released at this time.


  • November 22, 2016 – Ditto was released in the games, disguised as other Pokémon.
  • July 22, 2017 to July 30, 2017 – Articuno was available from Raid Battles
  • July 31, 2017 to August 6, 2017 – Moltres was available from Raid Battles
  • August 7, 2017 to August 12, 2017 – Zapdos was available from Raid Battles
  • Mewtwo has not been released worldwide, but it has recently been available through the new EX Raid system at designated parks and sponsored Gyms across the US and Japan.
  • The only unobtainable Pokémon is Mew.



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