The Cover of One Piece Chapter 1021. One Piece Chapter 1021, "Demonio," continues with fight between Nico Robin and Black Maria. The Tobiroppo isn't impressed with Robins new attack. She says that the giant form "must take a lot of energy out of her." Robin is confident that the fight won't take too long anyway. … Continue reading One Piece Chapter 1021: Nico Robin becomes a demon child →