The One Piece TCG OP17-Rocks Core Deck is a collectable card game set featuring standard-sized cards in English language. Manufactured by Bandai in the United States, this deck is designed with red-coloured cards and includes a base leader card. While not autographed by will.i.am, it is authenticated by Professional Sports Authenticator (PSA). This player-built deck is perfect for collectors and fans of the One Piece CCG looking to enhance their gameplay experience with high-quality cards and a legendary touch from will.i.am.