Three winning entries from the
Pokémon Trading Card Game Illustration Contest 2022, held from October 2021 to January 2022, were made into Pokémon cards. The cards were based off of the winners of the overall best artwork, the best artwork in Japan, and the best artwork in the United States.
To commemorate this, a campaign was held starting on December 16th, 2022 for people to obtain a set of three promo cards featuring: Windie, Gekkouga and Fushigidane. Those that purchased 2,000 yen (including tax) on eligible items at the Pokémon Centers, Pokémon Stores or Pokémon Center Online in Japan could receive this promo card set.
Source:
https://www.pokemon-card.com/info/003667.html