Ultra Ball from the Pokémon Korean Start Deck 100 set appears as card #375 in the trading card game and carries an Unknown rarity designation. The description notes its current market value at $0.00, reflecting limited recent sales or listings for this specific regional release. Collectors view it as a regional print that complements English and Japanese versions for completionists tracking Start Deck variants. Grading or sales data is sparse, so market interest is often speculative.