Johnny first appeared in the original The Karate Kid, where he faced Daniel in the Under-18s All Valley Tournament, fighting for the Cobra Kai dojo under his mentor Kreese (Martin Kove).

The following contains spoilers for Cobra Kai Season 6, Part 2 ... he becomes less of a black hat and more of a gray hat. Kreese has gone both ways over the seasons. We've seen him have tenderness ...