Not only does it feature Ralph Macchio in a co-starring role, Karate Kid: Legends is set to feature another major element from Cobra Kai. As Cobra Kai was so popular, it is not surprising that its success may have influenced the upcoming movie, and it has been confirmed that Karate Kid: Legends will indeed have a connection to Cobra Kai. While the plot for Karate Kid: Legends has been kept under wraps, it’s no secret that it will focus on a teen from China who moves to the East Coast and learns martial arts.