One Piece Chapter 547 — Escape from Impel Down - Kind: chapter overview - Chapter: 547 - Characters: Magellan, Whitebeard, Luffy ### Summary The breakout erupts as Blackbeard enters the prison and Luffy heads for Marineford. The chapter mainly follows Magellan, Whitebeard, Luffy, keeping the focus on the Impel Down storyline.