One Piece Card Game OP-14 “The Seven Heroes of the Blue Sea” Booster Box (Japanese)

Explore the seas with OP-14 “The Seven Heroes of the Blue Sea”, a set focused on powerful characters and iconic factions from the One Piece universe.

This set brings a mix of fan-favorite characters, strong playable cards, and collectible alternate arts, making it a solid choice for both players and investors.

With consistent demand and balanced pull rates, OP-14 is known as a stable mid-tier set—great for steady sales and grading potential.