Scarlet & Violet Deck Build Box Ruler of the Black Flame (Japanese edition)

The Ruler of the Black Flame Deck Build Box (Japanese: デッキビルドBOX 黒炎の支配者 Deck Build Box Ruler of the Black Flame) is a Pokémon Trading Card Game product that was released alongside the Japanese Ruler of the Black Flame expansion on July 28, 2023