Cobra Kai Season 4 Trailer New sides, new stakes, new season. Cobra Kai Season 4 steams December 31st on Netflix. Show More… Comments Related Videos Cobra Kai Season 4 Teaser Trailer (HD) Cobra Kai Season 4 “All Valley Karate Tournament” Promo (HD) Cobra Kai Season 3 Trailer (HD) Netflix series Cobra Kai Season 3 Release Date Teaser (HD) Netflix series