One Piece Chapter 529 — Breaking into Impel Down - Kind: chapter overview - Chapter: 529 - Characters: Luffy, Ace, Buggy, Mr. 3, Mr. 2 Bon Clay, Magellan ### Summary Luffy infiltrates Impel Down and moves through the prison with unlikely allies. The chapter mainly follows Luffy, Ace, Buggy, Mr. 3, Mr. 2 Bon Clay, Magellan, keeping the focus on the Impel Down storyline.