A rare Alternate Art variant of Kid & Killer appears in the One Piece Card Game Extra Booster Memorial Collection (Japanese), catalogued as card #003 with Unknown rarity. The description notes it as an Alternate Art print rather than a standard rarity tier, which affects collector categorization and price tracking. Current market value registers at $0.00, suggesting no recent sales or active listings. Collectors should treat it as a niche piece within the set until clearer grading or sale data e