Pokémon VGC players at the 2023 Pokémon World Championships in Yokohama, Japan, competed using Regulation Set D. Battles took place in the Pokémon Scarlet and Pokémon Violet games. Players were permitted to use all Pokémon available in the Paldea Pokédex—except for Koraidon and Miraidon—as well as certain Pokémon transferred from Pokémon HOME.