Luffy and the Gladiator of Fate - Rebecca!

Watching Episode 650 - Season 16

Overview: With the battle with Don Chinjao long behind him, Luffy advances to the final round! Block-D contender Cavendish, however, takes the chance and pounces on Luffy, who is defended by an unlikely ally! Meanwhile, the agenda of Colosseum gladiator Rebecca is exposed, and a voice from the past unsettles Luffy and sends him into a rage!