After trotting out his best Yoshinobu Yamamoto impression for the ceremonial first pitch on ONE PIECE Night, Monkey D. Luffy got signed by the real deal. A collector called on the Dodgers ace to autograph three DON!! cards from the promotional crossover. Even better? Yamamoto signed in Kanji and mixed up his delivery with color variations.

After trotting out his best Yoshinobu Yamamoto impression for the ceremonial first pitch on ONE PIECE Night, Monkey D. Luffy got signed by the real deal.

A collector called on the Dodgers ace to autograph three DON!! cards from the promotional crossover. Even better? Yamamoto signed in Kanji and mixed up his delivery with color variations.

— @PSAcard Jul 26, 2026