Cobra Kai season 4, starring William Zabka, Ralph Macchio, Mary Mouser, Tanner Buchanan, and Thomas Ian Griffith reprising his 1989 role as Terry Silver, premieres Dec. 31 on Netflix.
Netflix’s latest trailer for Cobra Kai season 4 shows Johnny and Daniel struggling to unite their dojos and teach karate together, and long-ago bad guy Terry Silver (from The Karate Kid Part III) returning to lure Daniel back to the dark side.