This gift is distributed to players via a serial code, given in participating stores in Europe, from June 18 to July 18, 2021.
Using the Dynamax Crystal would allow Gigantamax Sandaconda to appear at the Watchtower Lair's Den as a max raid.
As of LGPE, wonder cards are no longer stored in saves. As such, players will not be able to inject this event into their save using PKHeX.
Format Ver.2.1.0-4b, Post Updated Date:20210621_2252