As Cobra Kai speeds up to wrap things up in Season 6, there are loose ends that need ... and a mysterious guy named Master Serrano who's part of it all. In one Cobra Kai episode "Dog in the ...

That's why "Cobra Kai" worked. For years, fans joked about whether Daniel had actually cheated in that fateful All-Valley Tournament in '84 or whether Johnny was really the good guy all along.