Have what it takes to defeat Cobra Kai? This high-quality Karate Kid Coba Kai Championship 1984 T-Shirt featuring designs from the Karate Kid . Wear your favorite movies! Karate Kid Cobra Kai Championship 1984 T-shirt. Celebrate the classic teen karate movie that started it all, with this 100% cotton, high-quality mustard t-shirt. Shirt says: "Cobra Kai. All valley karate championship. Machine washable. Order yours today!