OP-14 The Azure Sea’s Seven (Japan) is a main One Piece Card Game expansion focused on the Seven Warlords of the Sea and the events tied to their role in the world of One Piece. The set introduces new Leaders, including Dracule Mihawk, Boa Hancock, Crocodile, and Buggy, portraying them both as powerful individuals and as leaders of influential factions. The cards reference key story arcs, relationships between characters, and their importance in maintaining the balance of power across the seas. This collection is especially appealing to fans of classic arcs and iconic antagonists from the series.