One Piece: Zoro’s Strongest Post-Timeskip Techniques, Explained. Zoro's post-timeskip techniques, from the King of Hell to advanced Haki, showcase his incredible growth in One Piece.

Roronoa Zoro has been among the strongest characters in the One Piece series for several years. As the right hand of the man who wants to be pirate king, Zoro’s strength is nothing to scoff at.