Online stream anime episodes, Watch One Piece episode 473 English Subbed online and free episodes. Anime Episode guide, Chapter One Piece episode 473 English Subbed The Encircling Walls Activated! The Whitebeard Pirates Backed into a Corner!! In a desperate to stop Whitebeard from advancing to the execution platform, the Marines activate walls to block Whitebeard’s path, but gets stopped by the ice. Squard realizes his error in Whitebeard’s stabbing and bursts into tears, but Marco comforts him. Meanwhile, Luffy and his allies charge to the execution platform and the Marines attack them to no avail. Whitebeard confronts John Giant, and defeats him with a punch to the chest.