From the release of the game, until now, there were several changes to
Pokémon Eggs distances and their hatchlings. The first observed changes to egg distances occurred in late summer of 2016.
There were also some temporary changes of eggs pool during the events, these events were:
July 6 th, 2016
Below there is a list of original Pokémon Egg hatchlings introduced with release of the game.
Late Summer, 2016
Region-exclusive Pokémon were removed from eggs.
November 3 rd, 2016
Niantic changed one Pokémon and removed two, according to players community feedback.
December 12 th, 2016
Due to release of
Baby Pokémon from Johto region, Baby Pokémon were added as egg hatchlings and their evolutionary forms were removed from eggs.
February 9 th, 2017
With the beginning of the
Valentine's Day event many of Kanto-region Pokémon were changed to hatch from another eggs.
February 16 th, 2017
Week after the first eggs hatchling changes of 2017, there was another one due to release of
Eggstravaganza event, there was the first temporary change to the possible eggs hatchlings. These Pokémon were hatching from eggs between April 13 th to April 20 th, 2017. After this time the all hatchlings were the same as prior the event.
May 10 th, 2017
Few Pokémon were made not possible to hatch from eggs after
Grass Weekend event.
July 7 th, 2017
On the beginning of the
1st Anniversary event there was some other changes in egg hatchlings distances and some of Pokémon were removed from eggs.
July 23 rd, 2017
At the end of the
1st Anniversary event there was adjustments of what eggs some Pokémon hatch from.