S16E653: A Decisive Battle! Giolla vs. the Straw Hats!

Doflamingo recounts for Law the surprising history of the Don Quixote Family, while Nami and the others battle the insane and powerful artist, Giolla! Her ultimate attack renders them incapacitated, and to their horror, prompts the betrayal of one of their closest allies! Meanwhile, Zoro and Kin'emon stand outside the Colosseum searching for a way in, but an unknown, crying onlooker may hold the key!