One Piece Card Game OP-17: World's Strongest Warriors (Japanese)

The One Piece Card Game OP-17 — World's Strongest Warriors is the 17th official Japanese booster set, themed around the Elbaph Arc. Releasing 22nd August 2026, OP-17 introduces powerful new Leader and Secret Rare cards designed to strengthen existing decks while giving newer players a genuine shot at competing with experienced deck-builders.

Also referred to as OP17, World's Strongest Warriors, and the Elbaph Arc set, this release is one of the most anticipated Japanese One Piece TCG drops of 2026, featuring Treasure Rare, Secret Rare, and Special cards alongside a fresh wave of Leader cards.

Browse booster boxes and packs from OP-17 below — all factory sealed, sourced directly from Japan, with pre-orders shipping from 1st September 2026.