One Piece Episode 782 English Subbed Episode Title:The Devil's Fist! A Show Down! Luffy vs. Grount!.Episode Description:Luffy manages to defeat Prodi, Bonham, and Zappa in his quest to get off of Fron Island. However, he is confronted again by Grount, who shatters the attachment on his left arm to reveal a large, hairy red arm resembling a gorilla's. Having trained all his life to control it, Grount wields its tremendous power against Luffy, but after a titanic struggle Luffy eventually manages to overpower and defeat him. As the Sanji retrieval team finally leaves Fron Island, Grount laughs and remarks that Luffy was a worthy opponent. On the Thousand Sunny, the Sanji retrieval team eats all the rations taken from the base in ten minutes.