Zoro Roronoa is a fictional character from the anime and manga series One Piece. He is a pirate and former bounty hunter, and one of the main protagonists of the series. He is known for his green swords, which he uses in battle. Although Zoro’s swords are not magical or supernaturally powerful, they are incredibly sharp and durable, and he is very skilled at using them. In addition, it has been shown that he can use them for other purposes, such as cutting metal or rope. As a result, Zoro’s swords are among the most iconic weapons in the One Piece universe.