One Piece Manga Chapter 159

After escaping the Marines with Ace’s help, Vivi sends a letter to her father via her duck, Karoo. Onboard the ship, Luffy reveals Ace is his older brother, a Whitebeard Pirate with the Mera Mera no Mi Devil Fruit. After inviting Luffy to join his crew, an offer Luffy refuses, Ace gives him a strange piece of paper and single-handedly destroys several Baroque Works ships, revealing he is hunting Blackbeard.