LGPE - Unified Minds Mewtwo

[theSLAYER]

Serebii.net has announced a new event Pokémon distribution for Pokémon Let's Go Pikachu & Eevee in various countries in Europe.


In commemoration for the release of the TCG: Unified Minds expansion, an event Mewtwo will be distributed to players via serial code.
Mewtwo is likely being distributed because it is one of the featured Pokémon for the new expansion.

It is currently known that the gift is a Level 70 Mewtwo, that comes with the moves Amnesia, Psychic, Teleport, Recover.
Additionally, it's Awakened Values will be fully maxed out at 200 per stat.
 

Presently, it appears that participating retailers will the distribute the serial codes between August 9th to September 6th, 2019.
The expiry date for in-game redemption via serial code is presently unknown.
It is also presently unknown whether such a distribution will happen for American territories.

As the Nintendo Switch is region free, if one manages to get a code, they'll be able to redeem it, regardless of where they purchased their Nintendo Switch.

Any official sources (and if they bear additional info) will be added to this page when they come along.

Sources: Tweet and Serebii's page.
Later edit: Bulbagarden and their source (Official Pokémon Gamepress)