Like the previous games, Pokémon Let's Go, Pikachu & Let's Go, Eevee include a variety of downloadable events that give you access to special places and Pokémon from the comfort of your own home. This is done through the Mystery Gift Feature. This page is to detail all of these events

Pokémon Center Birthday Chansey
Release Dates:

Japan: November 16th 2018 - November 15th 2019

As part of an annual promotion, the Pokémon Center continues its special promotion where, if it's your birthday month, when you go to Pokémon Centers in Japan you'll receive a special gift. For the first time, this was distributed through Serial Code and offers a Chansey knowing the move Celebrate

ラッキー
Level 1
OT:ポケセン
ID:181116
Ability:
Hold Item:
No Item
Any Nature.
Date of Receiving
a Pokémon Center. Apparently had a fateful encounter at Lv. 1
Pound
Celebrate
 
 
 
This event also comes with the gift of a Poke Ball.
Mewtwo Strikes Back EVOLUTION Mewtwo
Release Dates:

Japan: April 12th 2019 - July 11th 2019

To promote the movie, Mewtwo Strikes Back EVOLUTION, if you prebook tickets to see the movie in Japan, you will receive a Serial Code to receive a Mewtwo based on the Mewtwo in the movie

ミュウツー
Level 70
OT:はかせ
ID:980718
Ability:
Hold Item:
No Item
Quiet Nature.
Date of Receiving
Pokémon Movie 19. Apparently had a fateful encounter at Lv. 70
Psychic
Shadow Ball
Barrier
Calm Mind
 
Shiny Eevee & Pikachu
Release Dates:

North America: May 11th - June 23rd 2019

In the US, an event was held to obtain a Shiny Eevee in Let's Go, Pikachu or a Shiny Pikachu in Let's Go, Eevee. If you scan the QR code that was at Target stores during the timeframe within the Pokémon Pass app, you'd get a serial code to get the Pokémon depending on your game

Eevee /
Level 10
OT:Bullseye
ID:190511
Ability:
Hold Item:
No Item
Any Nature.
Date of Receiving
a lovely place. Apparently had a fateful encounter at Lv. 10
Double-edge
Iron Tail
Helping Hand
Facade
 

Pikachu /
Level 10
OT:Bullseye
ID:190511
Ability:
Hold Item:
No Item
Any Nature.
Date of Receiving
a lovely place. Apparently had a fateful encounter at Lv. 10
Thunderbolt
Double Kick
Double Team
Thunder
 

Unified Minds Mewtwo
Release Dates:

Europe: August 9th - September 6th 2019
US: November 4th - November 14th 2019

To promote the card set, Unified Minds, a special distribution of Mewtwo was held
UK - Smyths Toy Stores
France - PicWicToys
Germany - Smyths Toy Stores

Later in the US, you could get the code through the Pokémon Pass app at Best Buy stores.

Mewtwo
Level 70
OT:Giovanni
ID:190801
Ability:
Hold Item:
No Item
Random Nature.
Date of Receiving
a lovely place. Apparently had a fateful encounter at Lv. 70
Amnesia
Psychic
Teleport
Recover
 
Sword & Shield Secret Member Club Krabby
Release Dates:

Japan: October 4th 2019 - November 14th 2019

As membership of the Pokémon Sword & Shield pre-order "Secret Member Club" has exceeded a certain level, Shiny Krabby is being distributed to all members of the club via Serial Code

クラブ /
Level 15
OT:はかせ
ID:000132
Ability:
Hold Item:
No Item
?? Nature.
Date of Receiving
a lovely place. Apparently had a fateful encounter at Lv. 15
Crabhammer
Toxic
Facade
Bubble Beam
 
Shiny Krabby Event