S16E668: The Final Round Starts! Diamante The Hero Shows Up!

Synopsis

The final round at the Corrida Colosseum finally begins, as Diamante joins the combatants in an all-out struggle to win the Flare-Flare Fruit! But as the stakes escalate, can one champion beat the others and snatch the fruit from the Colosseum's newest hazard? Meanwhile, Luffy, Violet, Zoro, and Kin'emon have made it to the base of the Palace, but a sudden misstep may alert the Doflamingo Family to their presence!