The most expensive One Piece TCG cards hail from a plethora of sources. There are cards expensive for their rarity, such as the OP01-025 Roronoa Zoro (Treasure Cup variant), ...

As is the case in every One Piece booster set, the most expensive card in OP04 is the Manga rare which in this booster set is Sabo. Ever since OP01, there has always been one alternate art card ...