What is the role of the character Zero's enforcer, the samurai, in John Wick: Chapter 3 - Parabellum?

In the movie 'John Wick: Chapter 3 - Parabellum', the character Zero is the main antagonist's enforcer and leader of his team of highly skilled assassins. He is portrayed by Mark Dacascos. Zero's samurai, played by Japanese actor and martial artist Yayan Ruhian, is one of the members of his team.

The samurai's role in the movie is to provide an additional layer of defense for Zero and his team, and to act as a formidable opponent for John Wick, the main protagonist. Throughout the movie, the samurai engages in multiple fight scenes with John Wick, showcasing his impressive sword-fighting skills and physical agility.

As the movie progresses, the samurai's loyalty to Zero is tested, and he eventually switches sides to help John Wick. Despite this, the samurai still engages in a final showdown with John Wick in the Continental Hotel, where he is ultimately defeated.