Watch anime online, stream anime episodes for free, you are watching One Piece Episode 422 English version online and free episodes. Anime Episode guide, Chapter One Piece Episode 422 English Subbed A Deadly Infiltration! The Underwater Prison Impel Down! Garp tells Ace that Luffy now knows about his parentage and that he had hoped Ace and Luffy would become marines. Ace says it is impossible because both he and Luffy are descendants of criminals, and that as he does not remember or care for his father, he took on his mother’s name and considers Whitebeard his only father.